825H

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Overview

Representing a long-standing commitment to quality and performance, this rugged, powerful machine is designed and built for heavy-duty compaction and dozing operations.

Engine

Units:
Engine Model Cat® C15 ACERT™ Cat® C15 ACERT™ Less
Net Power 354.0 hp 264.0 kW Less
Gross Power 401.0 hp 299.0 kW Less
Flywheel Power 354.0 hp 264.0 kW Less
ISO 9249 354.0 hp 264.0 kW Less
SAE J1349 350.0 hp 261.0 kW Less
EEC 80/1269 354.0 hp 264.0 kW Less
Bore 5.4 in 137.0 mm Less
Stroke 6.7 in 171.0 mm Less
Displacement 928.0 in3 15.2 L Less

Transmission

Forward 1 3.3 mph 5.3 km/h Less
Forward 2 5.8 mph 9.3 km/h Less
Forward 3 9.7 mph 15.6 km/h Less
Reverse 1 3.8 mph 6.1 km/h Less
Reverse 2 6.6 mph 10.6 km/h Less
Reverse 3 10.7 mph 17.2 km/h Less

Wheels

Drum Width 3.69 ft 1125.0 mm Less
Drum Diameter 4.3 ft 1299.0 mm Less
Outside Diameter 5.5 ft 1677.0 mm Less
Wheel Weight 3893.0 lb 1766.0 kg Less

Hydraulic System

Relief Valve Setting 3500.0 psi 24125.0 kPa Less
Lift Cylinder Bore x Stroke 95.25 mm x 711 mm (3.7 in x 28 in) 95.25 mm x 711 mm (3.7 in x 28 in) Less

Axles

Front Fixed Fixed Less
Rear Oscillating ±9 Oscillating ±9 Less

Brakes

Standards Meet SAE/ISO 3450:1996 Meet SAE/ISO 3450:1996 Less

Cab

ROPS/FOPS Meets SAE and ISO standards Meets SAE and ISO standards Less

Sound Performance

Standards Meets ANSI/SAE, SAE and ISO requirements Meets ANSI/SAE, SAE and ISO requirements Less

Blades

Moldboard Length 14.4 ft 4390.0 mm Less
Height, Including Cutting Edge 3.4 ft 1034.0 mm Less
Maximum Depth of Cut 1.02 ft 312.0 mm Less
Maximum Lift Above Ground 3.06 ft 932.0 mm Less
Blade Tip Angle - Total 13.5 Degrees 13.5 Degrees Less
Blade Tip Angle - Forward 6.9 Degrees 6.9 Degrees Less
Blade Tip Angle - Back 6.6 Degrees 6.6 Degrees Less
Blade Tilt Angle - Right - Mechanical 4.3 Degrees 4.3 Degrees Less
Blade Tilt Angle - Left - Mechanical 4.3 Degrees 4.3 Degrees Less
Blade Tilt Angle - Right - Hydraulic 5.6 Degrees 5.6 Degrees Less
Blade Tilt Angle - Left - Hydraulic 5.6 Degrees 5.6 Degrees Less
Blade Tilt Angle - Right Full 10.0 Degrees 10.0 Degrees Less
Blade Tilt Angle - Left Full 10.0 Degrees 10.0 Degrees Less
Total Tilt Adjustment 2.6 ft 787.0 mm Less
Width Over End Bits 15.18 ft 4628.0 mm Less

Weights

Operating Weight 72164.0 lb 32734.0 kg Less

Service Refill Capacities

Fuel Tank 159.0 gal 603.0 L Less
Cooling System 21.9 gal 83.0 L Less
Crankcase 9.0 gal 34.0 L Less
Transmission 16.4 gal 62.0 L Less
Differentials and Final Drives - Front 23.8 gal 90.0 L Less
Differentials and Final Drives - Rear 23.8 gal 90.0 L Less

Dimensions

Height to Top of Cab 12.3 ft 3755.0 mm Less
Height to Top of Exhaust Pipe 12.0 ft 3647.0 mm Less
Height to Top of Hood 8.8 ft 2692.0 mm Less
Height to Bottom of Ladder 1.6 ft 502.0 mm Less
Center Line of Rear Axle to Edge of Counterweight 8.8 ft 2687.0 mm Less
Center Line of Rear Axle to Hitch 6.1 ft 1850.0 mm Less
Wheelbase 12.1 ft 3700.0 mm Less
Length with Blade on Ground 27.7 ft 8443.0 mm Less
Ground Clearance 1.4 ft 414.0 mm Less
Width Over End Bits 15.2 ft 4628.0 mm Less
Width Over Drums 11.98 ft 3650.0 mm Less
Blade Height Straight 3.39 ft 1034.0 mm Less
Drum Width 44.29 in 1125.0 mm Less
Blade Width Straight 14.4 ft 4390.0 mm Less
Center Line of Rear Axle to Edge of Rear Bumper 8.8 ft 2687.0 mm Less
Height to Rear Bumper 3.1 ft 941.0 mm Less

Fuel Tank

Fuel Tank Capacity 159.3 gal 603.0 L Less

Operating Specifications

Turning Radius Blade - Outside 24.3 ft 7417.0 mm Less
Turning Radius Blade - Inside 11.0 ft 3362.0 mm Less

Shipping Specifications

Weight 68796.0 lb 31200.0 kg Less
Height 12.32 ft 3755.0 mm Less
Width 14.4 ft 4390.0 mm Less

Power Train

Delivers top performance and durability in tough applications.


Hydraulics

Well-balanced hydraulics deliver precise, low-effort control and trouble-free operation.


Structures

Advanced design and materials provide superior strength to the purpose built structures.


Tamping Wheels and Tips

The heart of any compaction system.


Blades

Multiple box-section construction with heat treated moldboard and DH-2 steel edges and end bits contribute to long blade life.


Operator Station and Controls

Ergonomically designed for operator comfort with low-effort controls increases efficiency and productivity.


Serviceability

Having easy daily maintenance is the way to get it done.


Optional Features

Available options can augment the 825H and meet your needs.


Complete Customer Support

Caterpillar dealers are there to help you keep your machines up and running for maximum productivity.


825H Standard Equipment

ELECTRICAL
  • Alarm, back-up
  • Alternator (95-amp)
  • Batteries, maintenance-free (four 1,000 CCA)
  • Diagnostic connector
  • Electrical system (24-volt)
  • Lighting system, halogen (front and rear)
  • Lockable master disconnect switch
  • Starter, electric (heavy-duty)
  • Starting receptacle for emergency starts

OPERATOR ENVIRONMENT
  • Air conditioner (contains R-134a refrigerant)
  • Blade control lock system
  • Cab, pressurized and sound suppressed
  • Cigar lighter (12-volt, 15-amp) and ashtray
  • Coat hook
  • Command Control steering
  • Electro-Hydraulic tilt/tip controls
  • Fingertip shift controls (steering wheel mounted)
  • Gear selection display
  • Heater and defroster
  • Horn, electric
  • Action alert system, three category
  • Instrumentation, warning indicators
  • Light, cab (dome)
  • Lunchbox and beverage holders
  • Mirrors, rearview (externally mounted)
  • Seat, Comfort Series (cloth), air suspension
  • Seat belt, retractable, 76 mm (3 in) wide
  • Transmission gear indicator
  • Wet-arm wipers/washers (front and rear)

POWER TRAIN
  • Brakes, full hydraulic, enclosed, wet-disc
  • Cat axles, outboard final drives
  • Demand fan, hydraulic
  • Electronic fuel priming pump
  • Engine, Cat C15 MEUI with ACERT® Technology, ATAAC, ADEM™ IV controller
  • Muffler, sound-suppressed
  • Precleaner, engine air intake
  • Radiator, Next Generation Modular Radiator (NGMR)
  • Separated cooling system
  • Starting aid (ether)
  • Switch, transmission neutralizer lockout
  • Throttle lock
  • Torque converter, impeller clutch
  • Transmission, planetary, autoshift (3F/3R)

OTHER STANDARD EQUIPMENT
  • Caterpillar o-ring face seals couplings and XT™ hoses
  • Coolers
  • Doors, service access (locking)
  • Engine, crankcase, 500 hour interval with CH-4 oil
  • Grouped Electronic Clutch Pressure Control, remote mounted pressure taps
  • Hitch, drawbar with pin
  • Hood, metallic with lockable service doors
  • Muffler (under hood)
  • Oil sampling valves
  • Steering, load sensing
  • Vandalism protection caplocks
  • Venturi stack

BULLDOZERS
  • Bulldozer is not included in standard equipment

WHEELS
  • Tamping wheels
  • Cleaner bars with teeth

ANTIFREEZE
  • Premixed 50 percent concentration of Extended Life Coolant with freeze protection to -34° C (-29° F)

825H Optional Equipment

Bulldozer Arrangement
  • Includes hydraulic lift cylinders and lines, push arms and dozer 5289 kg (11,660 lb)

Counterweight 2227 kg (4,910 lb)

Electrical
  • Lights, cab auxiliary 3 kg (7 lb)

Fast Fuel adapter 4 kg (9 lb)

Fenders, front and rear roading 604 kg (1,333 lb)

Guards, Drive Shaft
  • Use with counterweight 20 kg (44 lb)
  • Use without counterweight 58 kg (127 lb)

Operator Environment
  • Mirror, internal (panoramic) 5 kg (10 lb)
  • Mirror, internal (rearview) 3 kg (7 lb)
  • Radio, AM/FM, weatherband, cassette 2 kg (4 lb)
  • Sliding cab window 13 kg (28 lb)
  • Visor, front 5 kg (10 lb)
  • Wiper, intermittent (rear) 1 kg (2 lb)

Power Train
  • Differential, No-SPIN rear 2 kg (4 lb)
  • Cooler, axle oil 183 kg (403 lb)

Starting Aids
  • Heater, engine coolant 2 kg (4 lb)
  • Heater, 220-volt 1 kg (3 lb)

Miscellaneous Attachments
  • Oil change, high speed 1 kg (3 lb)
  • Precleaner, turbine/trash 14 kg (30 lb)
  • Product Link -
  • Sound suppression 103 kg (227 lb)
  • Special application end bits 15 kg (32 lb)

Antifreeze - -

Wheels
  • High density compaction wheels 86 kg (189 lb)
  • High Impact 354 kg (780 lb)

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