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Overview

Cat Wheel Dozers are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to support your job site efficiently and safely while lowering owning and operating costs. The 824K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

Engine

Units:
Engine Model Cat® C15 ACERT™ Cat® C15 ACERT™ Less
Net Power – ISO 9249 405.0 hp 302.0 kW Less
Emissions Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards Less
Rated Power (Net SAE J1349) 405.0 hp 302.0 kW Less
Rated Power (Net ISO 9249) 405.0 hp 302.0 kW Less
Gross Power 435.0 hp 324.0 kW Less
Net Power: Direct Drive – Gross Power 412.0 hp 307.0 kW Less
Net Power: Direct Drive – Torque Rise 33% 33% Less
Net Power: Converter Drive – Gross Power 435.0 hp 324.0 kW Less
Net Power: Converter Drive – Torque Rise 8.5% 8.5% Less
Maximum Net Torque @ 1,300 rpm 1478.8 lbf-ft 2005.0 N∙m Less
Maximum Altitude without Derating (Tier 4 Final/Stage IV equivalent) 9298.0 ft 2834.0 m Less
Maximum Altitude without Derating (Tier 3 Final/Stage IIIA equivalent) 9098.0 ft 2773.0 m Less
Bore 5.4 in 137.2 mm Less
Stroke 6.7 in 171.4 mm Less
Displacement 927.6 in3 15.2 L Less
High Idle Speed 2,300 rpm 2,300 rpm Less
Low Idle Speed 800 rpm 800 rpm Less

Transmission

Transmission Type Planetary – Powershift – ECPC Planetary – Powershift – ECPC Less
Travel Speed – Forward 1 3.9 mph 6.2 km/h Less
Travel Speed – Forward 2 6.9 mph 11.1 km/h Less
Travel Speed – Forward 3 12.2 mph 19.6 km/h Less
Travel Speed – Forward 4 21.6 mph 34.8 km/h Less
Travel Speed – Reverse 1 4.4 mph 7.1 km/h Less
Travel Speed – Reverse 2 7.8 mph 12.6 km/h Less
Travel Speed – Reverse 3 13.9 mph 22.4 km/h Less
Travel Speed – Reverse 4 24.7 mph 39.7 km/h Less

Brakes

Parking Brake Drum and Shoe, Spring Applied, Hydraulic Released Drum and Shoe, Spring Applied, Hydraulic Released Less

Axles

Front Planetary – Fixed Planetary – Fixed Less
Rear Planetary – Oscillating Planetary – Oscillating Less
Oscillation Angle ±11° ±11° Less

Service Refill Capacities

Cooling System 30.6 gal 116.0 L Less
Engine Crankcase 9.0 gal 34.0 L Less
Transmission 17.4 gal 66.0 L Less
Fuel Tank 206.6 gal 782.0 L Less
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV equivalent) 8.5 gal 32.0 L Less
Differentials and Final Drives – Front 26.4 gal 100.0 L Less
Differentials and Final Drives – Rear 29.1 gal 110.0 L Less
Hydraulic Tank Only 35.4 gal 134.0 L Less

Operating Specifications

Maximum Operating Weight – Multiple Blade: Straight Blade (Tier 4 Final/Stage IV equivalent) 74966.0 lb 34004.0 kg Less
Maximum Operating Weight – Multiple Blade: Straight Blade (Tier 3 Final/Stage IIIA equivalent) 73983.0 lb 33558.0 kg Less
Operating Weight 74966.0 lb 34004.0 kg Less

Dimensions (Approximate)

Height to Top of Beacon 14.5 ft 4422.0 mm Less
Height to Top of Exhaust Stack 14.2 ft 4332.0 mm Less
Height to Top of Hood 10.5 ft 3204.0 mm Less
Ground Clearance to Bumper 2.8 ft 852.0 mm Less
Center Line of Rear Axle to Edge of Bumper 9.3 ft 2830.0 mm Less
Center Line of Front Axle to Hitch 6.1 ft 1850.0 mm Less
Wheelbase 12.1 ft 3700.0 mm Less
Length with Blade on Ground (straight blade) 27.6 ft 8422.0 mm Less
Ground Clearance 1.4 ft 441.4 mm Less
Height to Top of Cab 13.5 ft 4100.0 mm Less
Width Over Wheels 11.0 ft 3365.0 mm Less

Hydraulic System

Pump Flow at 1,800 rpm 30.9 gal/min 117.0 L/min Less
Main Relief Pressure 3495.0 psi 24100.0 kPa Less
Maximum Supply Pressure 3495.0 psi 24100.0 kPa Less
Cylinder, Double-acting: Lift, Bore and Stroke 120 mm × 1070 mm (4.7 in × 42.1 in) 120 mm × 1070 mm (4.7 in × 42.1 in) Less
Cylinder, Double-acting: Tilt and Tip, Bore and Stroke 140 mm × 230 mm (5.5 in × 9.1 in) 140 mm × 230 mm (5.5 in × 9.1 in) Less

Hydraulic System – Steering

Steering System – Circuit Double Acting – End Mounted Double Acting – End Mounted Less
Bore 4.5 in 114.3 mm Less
Stroke 22.7 in 576.0 mm Less
Steering System – Pump Piston – Variable Displacement Piston – Variable Displacement Less
Maximum System Flow 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm) 170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm) Less
Steering Pressure Limited 3481.0 psi 24000.0 kPa Less
Vehicle Articulation Angle 86 degrees 86 degrees Less

Cab – Standard

Operator Sound Level (ISO 6396) 73.0 dB(A) 73.0 dB(A) Less
Machine Sound Level (ISO 6395) 113.0 dB(A) 113.0 dB(A) Less

Cab – Suppression

Operator Sound Level (ISO 6396) 72.0 dB(A) 72.0 dB(A) Less
Machine Sound Level (ISO 6395) 110.0 dB(A) 110.0 dB(A) Less

Efficiency and Productivity

Delivering the efficiency and productivity you demand through integrated machine systems.


Structures

Purpose-built from the ground up for the toughest conditions.


Power Train

Operate more efficiently with improved power and control.


Operator Station

Best-in-class operator comfort and ergonomics.


Integrated Technologies

Monitor, manage, and enhance your job site operations


Serviceability

Enabling high uptime by reducing your service time.


Customer Support

Your Cat dealers know how to keep your machines productive.


Safety

Making your safety our priority.


Sustainability

Stewards of the environment.


Blades

Cat blades to match your customers dozing requirements.


Operating Costs

Save time and money by working smart.


824KStandard Equipment

POWER TRAIN
  • Air to air aftercooler
  • Auto shift
  • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
  • Cat clean emission module (Tier 4 Final/Stage IV equivalent)
  • Electro-hydraulic parking brake
  • Electronic Clutch Pressure Control (ECPC)
  • Engine, Cat C15 with ACERT Technology: – U.S. EPA Tier 4 Final/EU Stage IV equivalent – U.S. EPA Tier 3/EU Stage IIIA equivalent
  • Fuel priming pump (electric)
  • Fuel to air cooler
  • Ground level engine shutoff
  • Hydraulically driven demand fan
  • Integrated braking system
  • Muffler (under hood) (Tier 3/Stage IIIA equivalent)
  • Radiator, Aluminum Modular (AMR)
  • Separated cooling system
  • Single Clutch Speed Shifting (SCSS)
  • Starting aid (ether) automatic
  • Throttle lock
  • Torque converter with Lock Up Clutch (LUC)
  • Transmission, planetary, with 4F/4R speed range control

ELECTRICAL
  • Alarm, back-up
  • Alternator, 150 amp
  • Batteries, maintenance-free (4 – 1,000 CCA)
  • Electrical system, 24V
  • Ground level lockable master disconnect switch
  • Light, warning switched (LED strobe)
  • Lighting, access stairway
  • Lighting system, halogen (front and rear)
  • Lights, directional (rear)
  • Starter, electric (heavy duty)
  • Starting receptacle for emergency start

OPERATOR ENVIRONMENT
  • 12V power port for mobile phone or laptop connection
  • Air conditioner
  • Cab, sound-suppressed pressurized
  • Cab door, sliding window (LH)
  • Cab Integrated Object Detection System (CIODS) ready
  • Coat and hard hat hooks
  • Electro-hydraulic tilt and lift controls
  • Finger tip shifting controls
  • Flip-up armrest
  • Heater and defroster
  • Horn, electric
  • Implement hydraulic lockout
  • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV) – Engine coolant temperature – Fuel level – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
  • Instrumentation, warning indicators: – Action alert system, three categories – Brake oil pressure – Electrical system, low voltage – Engine failure malfunction alert and action lamp – Parking brake status
  • Laminated glass
  • Light, (dome) cab
  • Lunch box and beverage holders
  • Internal four-post rollover protective structure (ROPS/FOPS)
  • Mirror, internal (panoramic)
  • Mirrors, heated ready
  • Mirrors, rearview (externally mounted)
  • Radio ready for entertainment: – Antenna – Speakers – Converter (12V, 10-15 amp)
  • Seat, Cat Comfort (cloth) air suspension
  • Seat belt with minder, retractable, 76 mm (3 in) wide
  • STIC control system with lockout
  • Sun visor, front
  • Tinted glass
  • Transmission gear (indicator)
  • Vital Information Management System (VIMS): – Graphical information display – External data port – Customizable operator profiles
  • Wet-arm wipers/washers (front and rear): – Intermittent wipers (front and rear)

GUARDS
  • Guard, driveshaft
  • Guards, crankcase and power train

FLUIDS
  • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)

OTHER STANDARD EQUIPMENT
  • Doors, service access (locking)
  • Ecology drains for engine, radiator, transmission, hydraulic tank
  • Emergency platform egress
  • Engine, crankcase, 500 hour interval with CJ-4 oil
  • Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
  • Fire suppression ready
  • Fold down exhaust stack for shipping
  • Fuel tank, 782 L (207 gal)
  • Hitch, drawbar with pin
  • Hoses, Cat XT
  • Hydraulic, engine, and transmission oil coolers
  • Oil change system, high speed
  • Oil sampling valves
  • Product Link
  • Secondary steering
  • Stairway, left and right rear access
  • Steering, load sensing
  • Toe kicks
  • Total hydraulic filtration system
  • Vandalism protection caplocks
  • Venturi stack

824KOptional Equipment

OPERATOR ENVIRONMENT
  • Camera, rear vision
  • Radio, AM/FM/AUX/USB/BLUETOOTH
  • Radio, CB (ready)

STARTING AIDS
  • Heater, engine coolant, 120V
  • Heater, engine coolant, 240V

BLADES
  • Blade, Straight
  • Blade, Straight with Push Plate
  • Blade, Semi-U
  • Blade, U
  • Blade, Extended Wear U
  • Blade, Coal U

FLUIDS
  • Antifreeze, –50° C (–58° F)

OTHER ATTACHMENTS
  • Counterweight, Front
  • Tire Pressure Monitoring System

MISCELLANEOUS
  • Film (ANSI) (Tier 4 Final/Stage IV equivalent)
  • EU certification (Tier 4 Final/Stage IV equivalent)
  • Plate – year of manufacture (Tier 3/Stage IIIA equivalent)

Swear by Equipment Management

Fuel costs. Labor costs. Maintenance costs. They can all tax your patience. But with timely, accurate data, you can better manage your equipment to keep operating expenses in line. Cat® EMSolutions offers everything you need to control costs, help your guys work better, reduce risks and get more done every day.

See How