824K Wheel Dozer

824K Wheel Dozer

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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

Engine Model
Cat® C15 ACERT™
Net Power – ISO 9249
405 hp
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
Rated Power (Net SAE J1349)
405 hp
Rated Power (Net ISO 9249)
405 hp
Gross Power
435 hp
Net Power: Direct Drive – Gross Power
412 hp
Net Power: Direct Drive – Torque Rise
33%
Net Power: Converter Drive – Gross Power
435 hp
Net Power: Converter Drive – Torque Rise
8.5%
Maximum Net Torque @ 1,300 rpm
1478.8 lbf-ft
Maximum Altitude without Derating (Tier 4 Final/Stage IV equivalent)
9298 ft
Maximum Altitude without Derating (Tier 3 Final/Stage IIIA equivalent)
9098 ft
Bore
5.4 in
Stroke
6.7 in
Displacement
927.6 in3
High Idle Speed
2,300 rpm
Low Idle Speed
800 rpm

Transmission

Transmission Type
Planetary – Powershift – ECPC
Travel Speed – Forward 1
3.9 mph
Travel Speed – Forward 2
6.9 mph
Travel Speed – Forward 3
12.2 mph
Travel Speed – Forward 4
21.6 mph
Travel Speed – Reverse 1
4.4 mph
Travel Speed – Reverse 2
7.8 mph
Travel Speed – Reverse 3
13.9 mph
Travel Speed – Reverse 4
24.7 mph

Brakes

Parking Brake
Drum and Shoe, Spring Applied, Hydraulic Released

Axles

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

Service Refill Capacities

Cooling System
30.6 gal
Engine Crankcase
9.0 gal
Transmission
17.4 gal
Fuel Tank
206.6 gal
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV equivalent)
8.5 gal
Differentials and Final Drives – Front
26.4 gal
Differentials and Final Drives – Rear
29.1 gal
Hydraulic Tank Only
35.4 gal

Operating Specifications

Maximum Operating Weight – Multiple Blade: Straight Blade (Tier 4 Final/Stage IV equivalent)
74966 lb
Maximum Operating Weight – Multiple Blade: Straight Blade (Tier 3 Final/Stage IIIA equivalent)
73983 lb
Operating Weight
74966 lb

Dimensions (Approximate)

Height to Top of Beacon
14.5 ft
Height to Top of Exhaust Stack
14.2 ft
Height to Top of Hood
10.5 ft
Ground Clearance to Bumper
2.8 ft
Center Line of Rear Axle to Edge of Bumper
9.3 ft
Center Line of Front Axle to Hitch
6.1 ft
Wheelbase
12.1 ft
Length with Blade on Ground (straight blade)
27.6 ft
Ground Clearance
1.4 ft
Height to Top of Cab
13.5 ft
Width Over Wheels
11.0 ft

Hydraulic System

Pump Flow at 1,800 rpm
30.9 gal/min
Main Relief Pressure
3495 psi
Maximum Supply Pressure
3495 psi
Cylinder, Double-acting: Lift, Bore and Stroke
120 mm × 1070 mm (4.7 in × 42.1 in)
Cylinder, Double-acting: Tilt and Tip, Bore and Stroke
140 mm × 230 mm (5.5 in × 9.1 in)

Hydraulic System – Steering

Steering System – Circuit
Double Acting – End Mounted
Bore
4.5 in
Stroke
22.7 in
Steering System – Pump
Piston – Variable Displacement
Maximum System Flow
170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm)
Steering Pressure Limited
3481 psi
Vehicle Articulation Angle
86 degrees

Cab – Standard

Operator Sound Level (ISO 6396)
73 dB(A)
Machine Sound Level (ISO 6395)
113 dB(A)

Cab – Suppression

Operator Sound Level (ISO 6396)
72 dB(A)
Machine Sound Level (ISO 6395)
110 dB(A)
  • 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
  • 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)