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The R1700G underground loader is designed for high production, low cost-per-ton loading and tramming in underground mining applications. Compact design with agile performance, rugged construction and simplified maintenance ensures excellent productivity, long life and low operating costs. Engineered for performance, designed for comfort, built to last.


Engine Model Cat® C11 ACERT™ Cat® C11 ACERT™ Less
Rated Power 1800.0 rpm 1800.0 rpm Less
Bore 5.1 in 130.0 mm Less
Stroke 5.5 in 140.0 mm Less
Displacement 680.0 in3 11.1 L Less
Gross Power – SAE J1995 353.0 hp 263.0 kW Less
Gross Power – VR Engine – SAE J1995 353.0 hp 263.0 kW Less
Gross Power – Tier 3 Engine – SAE J1995 (1st-3rd gear/4th gear) 242/263 kW (324/353 hp) 242/263 kW (324/353 hp) Less

Operating Specifications

Breakout Force (SAE) 46051.0 lb 20885.0 kg Less
Nominal Payload Capacity – Tramming 30865.0 lb 14000.0 kg Less
Nominal Payload Capacity – Truck Loading 27558.0 lb 12500.0 kg Less
Gross Machine Mass 115745.0 lb 52500.0 kg Less
Static Tipping Load Straight Ahead Lift Arms Horizontal 70065.0 lb 31781.0 kg Less
Static Tipping Load Full Turn Lift Arms Horizontal 57995.0 lb 26306.0 kg Less


Empty 84878.0 lb 38500.0 kg Less
Loaded 112436.0 lb 51000.0 kg Less
Loaded – Tramming 115743.0 lb 52500.0 kg Less
Empty – Front Axle 37346.0 lb 16940.0 kg Less
Empty – Rear Axle 47532.0 lb 21560.0 kg Less
Loaded – Front Axle 81741.0 lb 37077.0 kg Less
Loaded – Rear Axle 30695.0 lb 13923.0 kg Less


Forward 1 2.9 mph 4.7 km/h Less
Forward 2 5.2 mph 8.3 km/h Less
Forward 3 8.9 mph 14.3 km/h Less
Forward 4 15.0 mph 24.1 km/h Less
Reverse 1 3.3 mph 5.4 km/h Less
Reverse 2 5.8 mph 9.4 km/h Less
Reverse 3 10.2 mph 16.4 km/h Less
Reverse 4 15.7 mph 25.3 km/h Less

Hydraulic Cycle Time

Raise 6.8 Seconds 6.8 Seconds Less
Dump 2.9 Seconds 2.9 Seconds Less
Lower, empty, float down 2.4 Seconds 2.4 Seconds Less
Total Cycle Time 12.1 Seconds 12.1 Seconds Less

Bucket Capacities

Bucket Capacity 4.6-8.8 m3 (6.0-11.5 yd3) 4.6-8.8 m3 (6.0-11.5 yd3) Less
Dump Bucket – 1 6.0 yd3 4.6 m3 Less
Dump Bucket – 2 6.5 yd3 5.0 m3 Less
Dump Bucket – 3 (Standard Bucket) 7.5 yd3 5.7 m3 Less
Dump Bucket – 4 8.6 yd3 6.6 m3 Less
Dump Bucket – 5 9.5 yd3 7.3 m3 Less
Dump Bucket – 6 11.5 yd3 8.8 m3 Less
Ejector Bucket 7.3 yd3 5.6 m3 Less
Note High penetration bucket versions also available. High penetration bucket versions also available. Less

Turning Dimensions

Outside Clearance Radius** 270.8 in 6878.0 mm Less
Inner Clearance Radius** 127.1 in 3229.0 mm Less
Axle Oscillation Less
Articulation Angle 44º 44º Less
Note **Clearance Dimensions are for reference only. **Clearance Dimensions are for reference only. Less


Tire Size 26.5 × 25 36 PLY VSMS 26.5 × 25 36 PLY VSMS Less

Service Refill Capacities

Engine Crankcase with Filter 8.98 gal 34.0 L Less
Transmission 12.4 gal 47.0 L Less
Hydraulic Tank 33.0 gal 125.0 L Less
Cooling System 16.6 gal 63.0 L Less
Front Differential and Final Drives 16.1 gal 61.0 L Less
Rear Differential and Final Drives 16.1 gal 61.0 L Less
Front Differential and Final Drives (With Axle Oil Cooler) 23.8 gal 90.0 L Less
Rear Differential and Final Drives (With Axle Oil Cooler) 23.8 gal 90.0 L Less
Fuel Tank 150.3 gal 569.0 L Less
Secondary Fuel Tank (If Equipped) 117.8 gal 446.0 L Less


Brakes ISO 3450, AS2958.1, CAN-CSA424.30-M90 ISO 3450, AS2958.1, CAN-CSA424.30-M90 Less
Cab/FOPS BS EN ISO 3449, SAE J231, AS2294.3 BS EN ISO 3449, SAE J231, AS2294.3 Less
Cab/ROPS ISO 3471, SAE J1040, AS2294.2, EN13510 ISO 3471, SAE J1040, AS2294.2, EN13510 Less

Power Train – Engine

The Cat C11 engine is built for power, reliability and efficiency.

Power Train – Transmission

More power to the ground for greater productivity.


Cat hydraulics deliver the power and control to keep material moving.


Rugged Cat structures – the backbone of the R1700G’s durability.

Operator Comfort

Ergonomically designed for all-day comfort, control and productivity.


Rugged performance and reliability in tough underground mining applications.


More time for production.

Customer Support

Cat dealer services keep underground mining equipment productive.


Designed with safety as the first priority.

R1700GStandard Equipment

  • 12V Power Supply in Cab
  • Alternator, 95-amp
  • Auxiliary Start Receptacle
  • Battery Disconnect Switch, Ground Level
  • Circuit Breaker, 80-amp
  • Corrosive Protection Spray
  • Diagnostic Connector
  • Electric Starting, 24-volt
  • Engine Shutdown Switches: – Rear Right Hand Side
  • External Lighting System, Front, Rear, Halogen Work Lights
  • Low Maintenance Batteries
  • Reversing Alarm
  • Starting and Charging System

  • Cat Electronic Monitoring System (Cat EMS)
  • Electric Horns
  • Gauges: – Engine Coolant Temperature – Transmission Coolant Temperature – Hydraulic Oil Temperature – Fuel Level – Speedometer – Tachometer
  • Indicator Lights: – Alert Warning Light – Residual Brake Pressure
  • Low Hydraulic Level Warning
  • Open Operator Station ROPS/FOPS Structure
  • Operator Presence System (Auto Park Brake)
  • Pilot Hydraulic Implement Controls, Single Joystick
  • Push Button Panel for Lights
  • Suspension Seat with Retractable Seat Belt
  • STIC Steering

  • Cat C11 ATAAC Diesel Engine, 6-Cylinder
  • Brake Axle Cooling
  • Electric Fuel Priming Pump
  • Engine Air Intake Precleaner
  • Engine Oil Filter, Remote Mounted
  • Heat Shields
  • Long Life Coolant
  • Planetary Powershift Transmission with Automatic Shift Control, 4 Speed Forward/4 Speed Reverse
  • Radiator, Cross Flow
  • Radiator Cap Manual Release
  • Rims, 5-Piece, Tubeless
  • SAFR™ Full Hydraulic Enclosed Wet Multiple-Disc Brakes
  • Torque Converter
  • Transmission Neutralizer
  • Transmission Filter Drain Tap

  • Brake Light
  • Bucket Control Group, Standard
  • Bucket, Dump
  • Bucket Lip, Hardox 450 Bucket
  • Bucket Positioner, Return To Dig
  • Catalytic Exhaust Purifier/Muffler Group
  • Decals, International Picto Graphics
  • Engine and Transmission Belly Guards
  • Fenders, Front, Rear
  • Firewall
  • Fuel Lines Double Braided (Stainless Sleeving)
  • Hand Hold (Access On/Off Top Deck)
  • Hydraulic Oil Cooler – Swing Out Rear Frame
  • Operator and Maintenance Manual, English
  • Protection Wear Bars 100 × 50 mm (4 × 2 in)
  • Rims, 5-Piece, Tubeless
  • Semi Centralized Lubrication Points
  • S·O·S Port: – Coolant – Engine Oil – Hydraulic Oil – Transmission Oil
  • Swing Out Radiator Grill
  • Tires and Rims: A tire must be selected from the mandatory attachments section of the machine price list. Base machine price includes a standard tubeless rim allowance only.

R1700GOptional Equipment

Battery and Engine Shutdown Switch
  • Ground Level Isolation, In Cab Isolation Switch

Brake Pressure Gauges

Brake Release Arrangements, (Requires Lines Steering Release)
  • Recovery Hook
  • Recovery Bar

  • Bucket Profile Standard or High Penetration: – Bucket, Light Weight Material (8.8 m3/11.5 yd3) (Requires Control Group, Heavy Duty)
  • Ejector Bucket Installed
  • Various Sizes, Dump (4.2 m3/5.5 yd3 to 7.3 m3/9.5 yd3), Ejector (5.7 m3/7.5 yd3)

Bucket, Control Group, Heavy Duty (Required for Light Weight Buckets)

Bucket, Corners
  • Cast Corner, Shark Ready
  • Cast Corner, (All Other Hardware)

Bucket Hardware
  • Cutting Edge, Cat Weld-on
  • Cutting Edge, Half Arrow, Flat
  • Heel Shrouds, Ejector and Dump Buckets
  • Mechanical Attached Shroud (MAS)
  • Mechanically Attached Wear Plate System, Cutting Edge Protection (MAWPS)
  • Mechanically Attached Wear Plate System, Bottom Protection (MAWPS)
  • Protector Pads (Bottom of Bucket)
  • Wear Bars, Ejector and Dump Buckets
  • Wear Liner (5.7 m3/7.5 yd3 Dump Bucket)

Bucket Lip
  • Lip Fully Welded or Tack Welded
  • Lip Bare (No Hardware)
  • MAS Ready (Mechanical Attached Shroud)

Camera, Color Rear Facing

Cover, Anti Vandalism for Shipping

Draw Bar Attachment, Bolt-on

Engine Options
  • Diesel Particulate Filter (for use with VR Engine only)
  • Engine, Ventilation Reduction (VR)
  • Engine, Tier 3

Fast Fill System
  • Coolant
  • Engine Oil
  • Fuel (Single or Dual Tanks)
  • Hydraulic Oil
  • Transmission Oil

Fire Suppression System
  • Ansul, Dry Powder
  • Foam, Water Based

  • Arctic Fuel
  • Arctic Coolant

Front Light Protectors

Fuel System
  • Dual Fuel Tanks
  • Fuel System Manual Shut Off Tap

  • Guard, Rear Side Quarter Window
  • Guard Duo Cone Seal

  • Hand Hold (Access on/off top deck)
  • Fold Down

Hydraulic System
  • Ejector Bucket Ready
  • Alternate Implement/Pilot Control Configuration

Lubrication System
  • Automatic
  • Centralized

  • External Lighting System, Front, Rear, LED Work Lights

Mine Transfer
  • Mine Transfer Ready Rear Frame (Tack Welded)
  • Lifting Group, Mine Transfer

Operators Station ROPS/FOPS Enclosed
  • Air Conditioning
  • Cab Pressurizer and Filter
  • Duct, Window Demister
  • Dome Light
  • Heater
  • Radio Ready Compartment for Radio and Speakers
  • Strut, Cab Door

Operators Station FOPS Open
  • Removable Canopy

Operator and Maintenance Manual
  • Chinese
  • French
  • Indonesian
  • Portuguese
  • Russian
  • Spanish

Park Brake Switch Engagement
  • Push to Apply
  • Pull to Apply

Payload Control System
  • Payload Control System (PCS)
  • Loadrite L2180

Remote Control Interface (excludes Transmitter and Receiver)
  • Cattron
  • RCT

Reversible Steering

Reflective Tape

Ride Control System

  • Rim Identification Numbering
  • Spare (Tube or Tubeless)
  • Tube Type

  • Seat Covers, Tee, Air and Standard
  • Suspension Seat Tee, Vinyl
  • Suspension Seat Tee, Air
  • Suspension Seat Air Vinyl

Secondary Steering System

Service Tools
  • Recovery Bar (for use with Brake Release, Recovery Bar System)
  • Reference Parts Manual for Additional Tooling Available

  • Additional Engine Shutdown, Mounted LHS
  • Engine Shutdown, Fire Suppression Activation
  • Idle Timer
  • Engine Shutdown/Idle Timer
  • Transmission Neutralizer Override Switch

  • Command for Underground
  • Vital Information Management System (VIMS) Gen 3
  • Electronic Access Module (Required with Automation)

Tire Arrangements
  • Tire, 26.5 × R25 VSMS L-5S Bridgestone

Wear Protection Bars
  • Cab/ROPS
  • Hydraulic Tank
  • Radiator
  • Wear Plate, Rear Underneath

NOTE: Not all features are available in all regions. See your Cat dealer for more information.