Long Reach Excavation 340 Long Reach 340 LRE Hydraulic Excavator

Request A Price Find Dealer

Key Specs

Net Power - ISO 9249: 346 hp; 258.3 kW

Operating Weight: 96500 lb; 43800 kg

Maximum Digging Depth: 42.8 ft; 13050 mm

340 Long Reach
Change model

Overview

Go the Distance

The CatÂ® 340 LRE helps you hit your targets all day long. With standard CatÂ® Payload and 2D Grade, you can reach up to distances nearly 60 feet (18.28 meters) away. Add in an ergonomic cab, long maintenance intervals that lower your maintenance costs, and a power system that improves fuel efficiency, and you won't find a better excavator for cleaning ditches, canals, and waterways or doing heavier-duty work like dredging and long-distance excavation.

Benefits

Nearly 35% More Reach

Cat Long Reach Excavation Excavators reach nearly 35% farther than those with the standard reach configuration, with approximately 66% of the digging force.

Designed to Dig

Reinforcements in the front linkage and frame allow digging power at a distance without sacrificing durability. A heavier counterweight than equivalent standard reach excavators provides greater stability. Get added versatility with optional tool control for select hydro-mechanical tools

Stable Foundation

The heavy-duty, high, wide undercarriage provides a stable, rugged platform for long-reach digging and loading applications with high ground clearance.

Next Gen Features

Take advantage of Cat Next Generation Excavator features including improved operator comfort, reduced maintenance costs, and better fuel economy. Long reach excavation excavators are compatible with Next Generation Excavator technologies.

Features At A Glance

Machine Setup Simplification

At the touch of fingertips and navigating user-friendly icons, the latest operator oriented User Interface (UI) maximizes uptime and gets crews to work without delay. From re-ordering work tool lists to creating new work tool combinations as needed, operators can quickly set up machines and easily access information.
The interface allows operators to maintain accuracy and makes the most of every second of their shift. Adding the ability to input couplers and attachments into the system makes setting up work tool combinations highly efficient by significantly reducing calibration time. It also eliminates the need to measure up again when changing Cat® work tool attachments and makes it manageable for a single person to check and adjust for bucket wear.

Cat Grade 3D Ready

The Cat Grade 3D Ready option includes all the hardware required for the Grade with 3D system, installed and tested from the factory. This option provides an easier upgrade path for customers who want to add Grade with 3D after their initial purchase. To activate, contact your Cat Dealer to purchase the required 3D software licenses. Licenses can be installed remotely or manually loaded onto the machine.

Cat Payload and Advanced Payload*

Cat Payload provides operators with on-the-go weighing to help them hit load targets and avoid overloading, underloading, or misloading materials. Advanced Payload is a system upgrade that offers expanded features and capabilities, including custom tags, daily totals, and electronic ticketing. Combine Payload with VisionLink™** to analyze jobsites and individual assets for remote management of production targets and key metrics.

*Payload technologies are not legal for trade.
**VisionLink subscription required.

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area. Build Number: 08D.

Leverage standard Cat Grade with indicate-only and laser capability to help boost productivity. Dig with guidance to depth, slope, and horizontal distance to grade.
Standard Cat Payload on-board weighing system helps you achieve precise load targets and increase loading efficiency with on-the-go weighing and real-time estimates of your payload without swinging. Track your daily productivity such as truck target weights and load/cycle counts. Calibration can be performed in a matter of minutes.
Combine Payload with VisionLink™ and remotely manage your production targets.
Take payload data with you. The monitor’s USB port lets you download your results from one shift all the way up to 30 days of work so can manage your progress without needing an internet connection or VisionLink® subscription.
Upgrade to optional Cat Grade with 3D to create and edit designs with ease and see the front linkage’s full range of motion on a second high-resolution 254 mm (10 in) touchscreen monitor. Know the excavator’s exact position relative to GPS and GLONASS systems. The machine automatically compensates for excavator pitch and roll caused by sloping ground conditions.
Already invested in another brand’s 3D system? No problem. Standard Cat technology like Grade with 2D can readily integrate with that system to give you the precise results you need.
All Cat Grade systems are compatible with radios and base stations from Trimble, Topcon, and Leica. Already invested in a grade infrastructure? You can install grade systems from Trimble, Topcon, and Leica onto the machine.

Take The Guesswork Out Of Managing Your Equipment

The latest operator oriented User Interface (UI) has been designed to maximize uptime by allowing operators to easily reorder work tool lists and quickly create new work tool combinations. It also eliminates the need to measure up again when changing Cat® work tool attachments and makes it manageable for a single person to check and adjust for bucket wear.
VisionLink™ provides actionable data insights for all assets – regardless of fleet size or equipment manufacturer.* Review equipment data from your desktop or mobile device to maximize uptime and optimize assets. Equipment management features provide up-to-date asset tracking of your entire fleet. You can track asset location, operating hours, fuel level, health issues, and overall utilization. Monitor equipment health with fault codes, fluid analysis, and inspection due dates. It's all about making informed, data-based decisions to help reduce operating costs. Productivity management features enable you to analyze overall job site performance. You'll be able to track tonnage moved, production targets, and payload, as well as Grade 3D and compaction data. These vital metrics help you to reduce costs and improve jobsite operational efficiency.
Remote Flash is a mobile application that allows you to update onboard software without a technician being present, allowing you to initiate software updates when convenient, increasing your overall operating efficiency.
Remote Troubleshoot is a mobile application that allows your Cat dealer to perform diagnostic testing on your connected machine remotely to help ensure that issues are resolved quickly and with less downtime.
The Cat® PL161 attachment locator allows you to track attachments across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The work tool recognition** feature automatically adjusts machine settings based on the selected tool.

* Data field availability can vary by equipment manufacturer.
** Recognition feature available on select excavator models. Consult your Cat dealer for details.

Cat technologies can lower operator fatigue, operating costs, and fuel consumption.
Match the excavator to the job with three power modes — Power, Smart, and Eco. Smart mode automatically matches engine and hydraulic power to digging conditions, providing max power when needed and reducing power when it isn’t to help save fuel.
The advanced hydraulic system provides the optimum balance of power and efficiency while giving you the control you need for precise digging requirements.
Auxiliary hydraulic options give you the versatility to use a wide range of Cat attachments.
Don’t let the temperature stop you from working. This excavator has a high-ambient capability of 52° C (125° F) and cold start capability of –18° C (0° F).
Self-sharpening Advansys™ bucket tips increase production and lower costs with more tip life.

Start the engine with a push button; use a Bluetooth® key fob or the unique Operator ID function.
Program your power mode and joystick preferences using Operator ID; the excavator will remember them every time you go to work.
Auto hydraulic oil warmup gets you to work faster in cold temperatures and helps prolong the life of components.
Navigate quickly on the standard high-resolution 254 mm (10in) touchscreen monitor or with the aid of the jog dial control.
A second 254 mm (10 in) monitor is available for Cat Grade with 3D.
Not sure how a function works or how to maintain the excavator? Always have the operator’s manual at your fingertips in the touchscreen monitor.
The Cat PL161 attachment locator is a Bluetooth device designed to let users know where their attachments are across all worksites, reduce the number of lost attachments, and plan for attachment maintenance and replacement. The PL161 integrates easily into VisionLink™ for full fleet management of machines and attachments from one smartphone or tablet dashboard to view location and tracking details.
Save more time and energy with the available work tool recognition feature. A simple shake of the attached tool confirms its identity and ensures all the attachment settings (pressure, flow, and dimensions) are correct so you can work quickly and efficiently.
Make moving the excavator much easier with Cat Stick Steer. Simply push a button and use one hand to travel and turn instead of both hands or feet on levers or pedals.
Need more lift during your shift? Auto heavy lift gives you more power exactly when you need it for as long as you need it.

Boost productivity with proactive service reminders. The integrated vehicle health management system alerts the operator with step-by-step service guidance along with parts needed so you don't experience any unnecessary downtime.
Expect low maintenance cost due to extended and synchronized service intervals.
Check hydraulic system oil and easily drain fuel system water and fuel tank water from ground level.
Track your excavator’s filter life and maintenance intervals via the in-cab monitor.
Change all fuel filters at a synchronized 1,000 hours. Oil and fuel filters are grouped and located on right-hand side of machine for easy maintenance.
The hydraulic oil filter provides excellent filtration; anti-drain valves keep oil clean when the filter is replaced.
The high-efficiency cooling system fan has an optional auto reverse function; set the interval you want and it will quickly blow out debris without interrupting your work.
S·O·S^SM ports simplify maintenance and allow for quick, easy extraction of fluid samples for analysis.

Choose between Deluxe and Premium cabs — both with automatic climate control.
Sit in wide seats that adjust for all size operators.
Stay warm with the Deluxe seat; stay warm and cool with the Premium seat.
Enjoy wide spacing between consoles for a more comfortable environment.
Get in and out of the cab easier using the tip-up left console.
Control the excavator comfortably with easy-to-reach controls all located in front of you.
Stow your gear with plenty of in-cab storage beneath and behind the seat, overhead, and in the consoles. A cup holder, document holder, bottle holder, and coat hook are also provided.
Use the standard radio’s USB ports and Bluetooth® technology to connect personal devices and make hands-free calls.

Work safely under structures or near traffic with standard 2D E-fence integrated right out of the factory, which prevents any part of the excavator from moving outside operator-defined set points to avoid hazards and jobsite accidents.
The standard ROPS cab meets ISO 12117-2:2008 requirements.
A travel direction indicator helps operators know which way to activate the travel levers.
Enjoy great visibility into the trench, in each swing direction, and behind you with the help of narrow cab pillars, large windows, and a flat engine hood design.
A ground-level shut-off switch stops all fuel to the engine when activated and shuts down the machine.
A rear and right-side camera are standard. Upgrade to 360° visibility and you’ll easily visualize objects and personnel around the excavator in a single view.
Serrated steps and anti-skid punch plate on the service platform help prevent slipping.

Tackle your jobs with a complete Cat® solution. Cat attachments are not just accessories – they are essential tools that define what your machine can do. When you pair a Cat excavator with Cat attachments, you unlock a fully integrated system built for performance, durability, and efficiency. Whether you are clearing land, breaking concrete, or compacting soil, the right attachment transforms your excavator into a powerful, multi-purpose tool ready for any challenge. Depending on your project or application, you could benefit from excavator attachments such as:

Buckets: Handle everything from digging and grading to cleanup and debris removal with your excavator. Caterpillar® offers general duty, heavy duty, extreme duty, and severe duty buckets, as well as specialized designs for ditch cleaning, rock, and finishing work. Reinforced edges and wear-resistant materials ensure long-lasting performance in tough conditions.
Couplers (HEX): Cat® couplers for excavators enable fast, secure attachment changes, without the need to leave the cab. From Pin Grabbers to hydraulic quick connect options, couplers help reduce downtime, boost jobsite efficiency and promote versatility by allowing multiple machines to share a common attachment inventory.
Demolition and Sorting Grapples: Tackle larger debris or precisely sort materials into piles. These grapples are engineered for accuracy in demolition and material sorting, handling concrete, rebar, wood, and mixed debris. High clamping force and agile movement make them ideal for primary and secondary demolition and recycling operations.
Mulchers: Ideal for forestry and agriculture applications. Mulchers clear land and manage vegetation by shredding brush, trees, and undergrowth into fine mulch. Their high-speed rotors deliver fast, consistent results, with interchangeable teeth to suit different materials and desired final mulch size.
Orange Peel Grapples: Built for scrap and bulk material handling, Orange Peel Grapples excel with irregular, heavy loads like metal, rock, and waste. Their hydraulic tines provide superior grip and penetration. High-capacity and continuous rotation are perfect for scrap yards and transfer stations. Caterpillar® offers these grapples with a choice of different shell designs and tine options suited to various applications.
Clamshell Grapples: Perfect for bulk material handling, dredging, and excavation of loose or semi-compacted materials like sand, gravel, and debris. Their dual-opening jaws allow for precise loading and unloading. High-capacity and controlled operation make them ideal for ports, recycling, and heavy civil projects.

Cat® attachments are engineered to maximize your excavator’s productivity, helping you get more work done with greater efficiency and confidence. Choosing the right attachment is not just about compatibility, it is about unlocking your machine’s full potential while avoiding equipment damage or safety risks. Connect with your Cat Dealer to find the optimal attachments for your specific machine and application needs.

The Cat® C9.3B engine meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details.
VisionLink™ displays the CO2 emissions for monitored assets, calculated by fuel type for the Runtime Fuel Burned each day in a selected date range.
Cat Grade technologies combine advanced guidance with optional automated machine control helping you reach grading targets while reducing fuel burn and greenhouse gas emissions by improving efficiency, job site productivity, and accuracy.
Auto Engine Speed Control reduces unnecessary fuel burn and greenhouse gas emissions by allowing the engine to automatically go into idle mode when the machine is not working.
Cat® Payload for excavators provides on-the-go material weighing which helps reduce fuel burn by improving loading efficiency, job site productivity, and eliminating trips to the scale.
Cat® 2D E-fence keeps the front linkage within a predefined work area to avoid hazards such as traffic - not only helping keep personnel safe but also helps you avoid repairs, downtime, and costly job site fines.
Remote Flash minimizes downtime and maintenance time while keeping your asset running with maximum efficiency. Alerts for machine updates are sent virtually from your Cat dealer and updates can be deployed without a dealer technician needing to be onsite.
Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency by allowing your Cat dealer to virtually test the machine while working. Once a problem is identified, a technician can fix it the first time, saving time and money.
A well-trained operator is worth the investment. Skilled operators benefit your bottom line by maximizing productivity, avoiding costly downtime, and maintaining jobsite safety – which can help to improve fuel efficiency and reduce greenhouse gas emissions.

*While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use.
**Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
***Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).

Specifications Standard Equipment Optional Equipment

Product Specifications for 340 Long Reach

Engine

Net Power - ISO 9249	346 hp 258.3 kW
Net Power - ISO 9249 (DIN)	351 hp (metric) 351 hp (metric)
Engine Model	C9.3B C9.3B
Engine Power - ISO 14396:2002	347 hp 259 kW
Engine Power - ISO 14396 (DIN)	352 hp (metric) 352 hp (metric)
Bore	5 in 115 mm
Stroke	6 in 149 mm
Displacement	568 in³ 9.3 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).

Weights

Operating Weight	96500 lb 43800 kg
Note	Heavy Duty High Wide undercarriage LRE boom, LRE7.1B1 (23'4") stick, General Duty (GD) 0.95 m³ (1.24 yd³) bucket, 850 mm (33") triple grouser shoes, and 10.35 mt (22,800 lb) counterweight. Heavy Duty High Wide undercarriage LRE boom, LRE7.1B1 (23'4") stick, General Duty (GD) 0.95 m³ (1.24 yd³) bucket, 850 mm (33") triple grouser shoes, and 10.35 mt (22,800 lb) counterweight.

Working Ranges & Forces

Maximum Digging Depth	42.8 ft 13050 mm
Boom	LRE Boom 10.6 m (34'9") LRE Boom 10.6 m (34'9")
Stick	LRE Stick 7.1 m (23'4") LRE Stick 7.1 m (23'4")
Bucket	GD 0.95 m³ (1.24 yd³) GD 0.95 m³ (1.24 yd³)
Maximum Reach at Ground Level	59.3 ft 18080 mm
Maximum Cutting Height	51.3 ft 15620 mm
Maximum Loading Height	41.9 ft 12770 mm
Minimum Loading Height	10.5 ft 3210 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	42.5 ft 12960 mm
Bucket Digging Force - ISO	31590 lbf 141 kN
Stick Digging Force - ISO	20750 lbf 92 kN

Hydraulic System

Main System - Maximum Flow	560 l/min (148 gal/min) 560 l/min (148 gal/min)
Maximum Pressure - Equipment	5076 psi 35000 kPa
Maximum Pressure - Equipment - Lift Mode	5511 psi 38000 kPa
Maximum Pressure - Travel	5076 psi 35000 kPa
Maximum Pressure - Swing	4264 psi 29400 kPa

Swing Mechanism

Maximum Swing Torque

105,471 lbf·ft 143 kN·m

Service Refill Capacities

Fuel Tank Capacity	158.5 gal (US) 600 l
Cooling System	10.5 gal (US) 40 l
Engine Oil	8.5 gal (US) 32 l
Swing Drive	4.8 gal (US) 18 l
Final Drive - Each	2.1 gal (US) 8 l
Hydraulic System - Including Tank	98.5 gal (US) 373 l
Hydraulic Tank	42.5 gal (US) 161 l
DEF Tank	21.1 gal (US) 80 l

Dimensions

Boom	LRE Boom 10.6 m (34'9") LRE Boom 10.6 m (34'9")
Stick	LRE Stick 7.1 m (23'4") LRE Stick 7.1 m (23'4")
Bucket	GD 0.95 m³ (1.24 yd³) GD 0.95 m³ (1.24 yd³)
Shipping Height - Top of Cab	11.2 ft 3400 mm
Handrail Height	11.1 ft 3390 mm
Shipping Length	50.3 ft 15310 mm
Tail Swing Radius	11.6 ft 3530 mm
Counterweight Clearance	4.8 ft 1470 mm
Ground Clearance	2.3 ft 720 mm
Track Length	16.5 ft 5030 mm
Track Length to Center of Rollers	13.3 ft 4040 mm
Track Gauge	9.6 ft 2930 mm
Transport Width	12.4 ft 3780 mm

Air Conditioning System

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. – If equipped with R134a (Global Warming Potential = 1430), the system contains 1.000 kg (2.205lb.) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). – If equipped with R1234yf (Global Warming Potential = 0.501), the system contains 0.790 kg (1.742 lb.) of refrigerant, which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. – If equipped with R134a (Global Warming Potential = 1430), the system contains 1.000 kg (2.205lb.) of refrigerant, which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). – If equipped with R1234yf (Global Warming Potential = 0.501), the system contains 0.790 kg (1.742 lb.) of refrigerant, which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons).

340 Long Reach Standard Equipment

NOTE:

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area.

BOOM AND STICK

10.6 m (34'9") LRE boom

7.1 m (23'4") LRE stick

CAB

Sound suppression

High-resolution 254 mm (10") LCD touch screen monitor

Heated seat with air-adjustable suspension (Deluxe)

Heated and cooled seat with auto adjustable suspension (Premium)

Tilt-up left console

Auto bi-level air conditioner

Jog dial and shortcut keys for monitor control

Bluetooth® integrated radio

CAT TECHNOLOGY

VisionLink™

Remote Flash

Remote Troubleshoot

Cat Grade 2D

Cat Assist

Cat Payload

ELECTRICAL SYSTEM

Mainteance-free 1,000 CCA batteries

Centralized electrical disconnect switch

LED lights

ENGINE

Three selectable modes: Power, Smart, Eco

Auto engine speed control

52°C (126°F) high-ambient cooling capacity

-18°C (0°F) cold start capability

Double element air filter with integrated pre-cleaner

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Electronic main control valve

Heavy lift mode

Auto hydraulic oil warmup

Auto swing parking brake

Reverse swing damping valve

Two speed travel

SAFETY AND SECURITY

2D E-Fence

Caterpillar One Key security system

Lockable external tool / storage box

Lockable door, fuel and hyraulic tanks

Lockable fuel drain compartment

Service platform with anti-skid plate and recessed bolts

RH handrail and hand hold

Signaling / warning horn

Ground-level secondary engine shutoff switch

Lockable disconnect switch

SERVICE AND MAINTENANCE

Integrated vehicle health management system

Grouped location of engine oil & fuel filters

Sampling ports for Scheduled Oil Sampling (S·O·S℠)

UNDERCARRIAGE AND STRUCTURES

HD High Wide undercarriage

10,350 kg (22,800 lb) counterweight

Grease lubricated track

340 Long Reach Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

Cat Stick Steer

CAT TECHNOLOGY

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade 3D dual GNSS

ENGINE

Cold start block heaters

Hydraulic reversing fan

-32°C (-25°F) cold start capability

HYDRAULIC SYSTEM

SmartBoom™ (Europe only)

Combined two-way auxiliary circuit with direct return

Medium-pressure auxiliary circuit

Quick coupler circuit for Cat Pin Grabber and CW Dedicated

SAFETY AND SECURITY

Cat Command (remote control)

Boom lowering check valve (standard in Europe)

Stick lowering check valve (standard in Europe)

Travel alarm (standard in North America)

Swing alarm

360° visibility

SERVICE AND MAINTENANCE

Electric refueling pump with automatic shutoff

QuickEvac™ maintenance ready

UNDERCARRIAGE AND STRUCTURES

600mm (24") HD triple grouser track shoes

600mm (24") double grouser track shoes

700mm (28") triple grouser track shoes

850mm (33") triple grouser track shoes

Product Specifications for 340 Long Reach

Download Print

Engine

Net Power - ISO 9249	346 hp 258.3 kW
Net Power - ISO 9249 (DIN)	351 hp (metric) 351 hp (metric)
Engine Model	C9.3B C9.3B
Engine Power - ISO 14396:2002	347 hp 259 kW
Engine Power - ISO 14396 (DIN)	352 hp (metric) 352 hp (metric)
Bore	5 in 115 mm
Stroke	6 in 149 mm
Displacement	568 in³ 9.3 l
Biodiesel Capability	Up to B20¹ Up to B20¹
Emissions	Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Note (1)	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)	¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels up to: 20% biodiesel FAME (fatty acid methyl ester)* 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. * Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).

Weights

Operating Weight	96500 lb 43800 kg
Note	Heavy Duty High Wide undercarriage LRE boom, LRE7.1B1 (23'4") stick, General Duty (GD) 0.95 m³ (1.24 yd³) bucket, 850 mm (33") triple grouser shoes, and 10.35 mt (22,800 lb) counterweight. Heavy Duty High Wide undercarriage LRE boom, LRE7.1B1 (23'4") stick, General Duty (GD) 0.95 m³ (1.24 yd³) bucket, 850 mm (33") triple grouser shoes, and 10.35 mt (22,800 lb) counterweight.

Working Ranges & Forces

Maximum Digging Depth	42.8 ft 13050 mm
Boom	LRE Boom 10.6 m (34'9") LRE Boom 10.6 m (34'9")
Stick	LRE Stick 7.1 m (23'4") LRE Stick 7.1 m (23'4")
Bucket	GD 0.95 m³ (1.24 yd³) GD 0.95 m³ (1.24 yd³)
Maximum Reach at Ground Level	59.3 ft 18080 mm
Maximum Cutting Height	51.3 ft 15620 mm
Maximum Loading Height	41.9 ft 12770 mm
Minimum Loading Height	10.5 ft 3210 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom	42.5 ft 12960 mm
Bucket Digging Force - ISO	31590 lbf 141 kN
Stick Digging Force - ISO	20750 lbf 92 kN

Hydraulic System

Main System - Maximum Flow	560 l/min (148 gal/min) 560 l/min (148 gal/min)
Maximum Pressure - Equipment	5076 psi 35000 kPa
Maximum Pressure - Equipment - Lift Mode	5511 psi 38000 kPa
Maximum Pressure - Travel	5076 psi 35000 kPa
Maximum Pressure - Swing	4264 psi 29400 kPa

Swing Mechanism

Maximum Swing Torque

105,471 lbf·ft 143 kN·m

Service Refill Capacities

Fuel Tank Capacity	158.5 gal (US) 600 l
Cooling System	10.5 gal (US) 40 l
Engine Oil	8.5 gal (US) 32 l
Swing Drive	4.8 gal (US) 18 l
Final Drive - Each	2.1 gal (US) 8 l
Hydraulic System - Including Tank	98.5 gal (US) 373 l
Hydraulic Tank	42.5 gal (US) 161 l
DEF Tank	21.1 gal (US) 80 l

Dimensions

Boom	LRE Boom 10.6 m (34'9") LRE Boom 10.6 m (34'9")
Stick	LRE Stick 7.1 m (23'4") LRE Stick 7.1 m (23'4")
Bucket	GD 0.95 m³ (1.24 yd³) GD 0.95 m³ (1.24 yd³)
Shipping Height - Top of Cab	11.2 ft 3400 mm
Handrail Height	11.1 ft 3390 mm
Shipping Length	50.3 ft 15310 mm
Tail Swing Radius	11.6 ft 3530 mm
Counterweight Clearance	4.8 ft 1470 mm
Ground Clearance	2.3 ft 720 mm
Track Length	16.5 ft 5030 mm
Track Length to Center of Rollers	13.3 ft 4040 mm
Track Gauge	9.6 ft 2930 mm
Transport Width	12.4 ft 3780 mm

Air Conditioning System

Air Conditioning

340 Long Reach Standard Equipment

NOTE:

Not all features are available in all regions. Please check with your local Cat dealer for specific offering availability in your area.

BOOM AND STICK

10.6 m (34'9") LRE boom

7.1 m (23'4") LRE stick

CAB

Sound suppression

High-resolution 254 mm (10") LCD touch screen monitor

Heated seat with air-adjustable suspension (Deluxe)

Heated and cooled seat with auto adjustable suspension (Premium)

Tilt-up left console

Auto bi-level air conditioner

Jog dial and shortcut keys for monitor control

Bluetooth® integrated radio

CAT TECHNOLOGY

VisionLink™

Remote Flash

Remote Troubleshoot

Cat Grade 2D

Cat Assist

Cat Payload

ELECTRICAL SYSTEM

Mainteance-free 1,000 CCA batteries

Centralized electrical disconnect switch

LED lights

ENGINE

Three selectable modes: Power, Smart, Eco

Auto engine speed control

52°C (126°F) high-ambient cooling capacity

-18°C (0°F) cold start capability

Double element air filter with integrated pre-cleaner

HYDRAULIC SYSTEM

Boom and stick regeneration circuit

Electronic main control valve

Heavy lift mode

Auto hydraulic oil warmup

Auto swing parking brake

Reverse swing damping valve

Two speed travel

SAFETY AND SECURITY

2D E-Fence

Caterpillar One Key security system

Lockable external tool / storage box

Lockable door, fuel and hyraulic tanks

Lockable fuel drain compartment

Service platform with anti-skid plate and recessed bolts

RH handrail and hand hold

Signaling / warning horn

Ground-level secondary engine shutoff switch

Lockable disconnect switch

SERVICE AND MAINTENANCE

Integrated vehicle health management system

Grouped location of engine oil & fuel filters

Sampling ports for Scheduled Oil Sampling (S·O·S℠)

UNDERCARRIAGE AND STRUCTURES

HD High Wide undercarriage

10,350 kg (22,800 lb) counterweight

Grease lubricated track

340 Long Reach Optional Equipment

NOTE

Standard and optional equipment may vary. Consult your Cat dealer for details.

CAB

Cat Stick Steer

CAT TECHNOLOGY

Cat Grade Connectivity

Cat Grade 2D with Attachment Ready Option (ARO)

Cat Grade 3D single GNSS

Cat Grade 3D dual GNSS

ENGINE

Cold start block heaters

Hydraulic reversing fan

-32°C (-25°F) cold start capability

HYDRAULIC SYSTEM

SmartBoom™ (Europe only)

Combined two-way auxiliary circuit with direct return

Medium-pressure auxiliary circuit

Quick coupler circuit for Cat Pin Grabber and CW Dedicated

SAFETY AND SECURITY

Cat Command (remote control)

Boom lowering check valve (standard in Europe)

Stick lowering check valve (standard in Europe)

Travel alarm (standard in North America)

Swing alarm

360° visibility

SERVICE AND MAINTENANCE

Electric refueling pump with automatic shutoff

QuickEvac™ maintenance ready

UNDERCARRIAGE AND STRUCTURES

600mm (24") HD triple grouser track shoes

600mm (24") double grouser track shoes

700mm (28") triple grouser track shoes

850mm (33") triple grouser track shoes

See how 340 Long Reach compares against frequently compared products.

Excavators

Selected

340 Long Reach 340 LRE Hydraulic Excavator

Net Power - ISO 9249: 346 hp; 258.3 kW
Operating Weight: 96500 lb; 43800 kg
Maximum Digging Depth: 42.8 ft; 13050 mm

Excavators

352 Long Reach 352 LRE Hydraulic Excavator

Net Power - ISO 9249: 443 hp; 330 kW
Operating Weight: 128100 lb; 58100 kg
Maximum Digging Depth: 42.8 ft; 13040 mm

View Details

Tools And Expert Help At Every Turn

Find Dealer

Payment Calculator

Current Offers

Rental Options

Used Options

Product Brochures and More Are Ready to Download!

Caterpillar product brochures and other informational documents are available for your growing business.

Media Gallery

Photos

Videos

340 LRE Hydraulic Excavator

340 LRE Loading a truck

340 LRE Hydraulic Excavator

340 LRE Cat Command (remote control)

Caterpillar: The Next 100 Years

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

Assist

Equipment Management

Grade

Payload

Cat Lift Assist for Excavators

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

Cat Lift Assist is an excavator safety feature that quickly calculates the actual load you are lifting and compares it to the rated load the excavator is capable of handling. Visual and auditory alerts tell you if you are within safe working range or need to take action to avoid tipping.

Explore Technology

1 - 8 of 9 Items items

Previous Next

Cat Lift Assist is an excavator safety feature that quickly calculates the actual load you are lifting and compares it to the rated load the excavator is capable of handling. Visual and auditory alerts tell you if you are within safe working range or need to take action to avoid tipping.

Explore Technology

Cat® PL161 Attachment Tracker

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.

Explore Technology
Cat® Remote Flash

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

Explore Technology
Cat® Remote Troubleshooting

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

Explore Technology
VisionLink™

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

VisionLink™ is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

1 - 8 of 9 Items items

Previous Next

The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.

Explore Technology

Remote Flash sends an alert from your Cat dealer, prompting you to update the software on your machine. To minimize downtime, updates can be deployed while on the jobsite without having to wait for a dealer technician to arrive. Remote flash decreases maintenance time and keeps your asset running with maximum efficiency.

Explore Technology

Remote Troubleshoot allows your Cat dealer to run testing while the machine is operating. Once the problem is identified, a technician can fix it with the correct parts and tools the first time, saving time and money. Remote Troubleshoot decreases maintenance time and keeps your machine running with maximum efficiency.

Explore Technology

VisionLink™ is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

Explore Technology

Cat Grade for Excavators (2D & 3D)

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

Digging a foundation. Trenching for a water line. Working on a slope. These jobs demand the precision and speed you get from Cat® Grade technologies. Combining advanced guidance with optional automated machine control, Grade helps operators hit grading targets right on the money in fewer passes.

Explore Technology

1 - 8 of 9 Items items

Previous Next

Digging a foundation. Trenching for a water line. Working on a slope. These jobs demand the precision and speed you get from Cat® Grade technologies. Combining advanced guidance with optional automated machine control, Grade helps operators hit grading targets right on the money in fewer passes.

Explore Technology

Cat Payload for Excavators

Technology Cookies are required.
Please note: You must accept the use of all cookies to enable this feature.
Cookie Settings

Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

Explore Technology

1 - 8 of 9 Items items

Previous Next

Next generation excavators take on all kinds of tasks - loading, stockpiling, material handling, and more. Cat® Payload technology provides on-the-go weighing to help operators hit exact targets every time and avoid overloading, underloading, or misloading materials.

Explore Technology

Long Reach Excavation 340 Long Reach 340 LRE Hydraulic Excavator

Overview

Go the Distance

Benefits

Nearly 35% More Reach

Designed to Dig

Stable Foundation

Next Gen Features

Features At A Glance

Product Specifications for 340 Long Reach

Engine

Weights

Working Ranges & Forces

Hydraulic System

Swing Mechanism

Service Refill Capacities

Dimensions

Air Conditioning System

340 Long Reach Standard Equipment

NOTE:

BOOM AND STICK

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

340 Long Reach Optional Equipment

NOTE

CAB

CAT TECHNOLOGY

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

Product Specifications for 340 Long Reach

Engine

Weights

Working Ranges & Forces

Hydraulic System

Swing Mechanism

Service Refill Capacities

Dimensions

Air Conditioning System

340 Long Reach Standard Equipment

NOTE:

BOOM AND STICK

CAB

CAT TECHNOLOGY

ELECTRICAL SYSTEM

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

340 Long Reach Optional Equipment

NOTE

CAB

CAT TECHNOLOGY

ENGINE

HYDRAULIC SYSTEM

SAFETY AND SECURITY

SERVICE AND MAINTENANCE

UNDERCARRIAGE AND STRUCTURES

See how 340 Long Reach compares against frequently compared products.

Tools And Expert Help At Every Turn

Find Dealer

Payment Calculator

Current Offers

Rental Options

Used Options

assignment Product Brochures and More Are Ready to Download!

Media Gallery

Photos

Videos

Related Products

Buckets - Excavator

Product Brochures and More Are Ready to Download!