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Overview

The D8T is engineered to be durable and reliable in the toughest working conditions. A Cat C15 engine provides superior performance and fuel efficiency while meeting emissions targets through ACERT Technology. The D8T is easy to operate and convenient to service to help achieve more productivity on the job site. And when service is needed, the D8T is backed by the outstanding support of the Cat dealer network.

Engine

Units:
Engine Model Cat® C15 ACERT™ Cat® C15 ACERT™ Less
Flywheel Power 310.0 hp 231.0 kW Less
Gross Power 347.0 hp 259.0 kW Less
Bore 5.4 in 137.0 mm Less
Stroke 6.75 in 172.0 mm Less
Displacement 928.0 in3 15.2 L Less
Net Power – Caterpillar 310.0 hp 231.0 kW Less
Net Power – ISO 9249 310.0 hp 231.0 kW Less
Net Power – SAE J1349 307.0 hp 229.0 kW Less
Net Power – EU 80/1269 310.0 hp 231.0 kW Less
Gross Power ISO 14396 333.0 hp 248.0 kW Less
Net Power – DIN 70020 322 PS 322 PS Less
Emissions U.S. EPA Tier 3/EU Stage IIIA equivalent, Brazil MAR-1 U.S. EPA Tier 3/EU Stage IIIA equivalent, Brazil MAR-1 Less
Note Engine ratings apply at 1,850 rpm. Engine ratings apply at 1,850 rpm. Less
Note Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator. Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator. Less
Note No derating required up to 3658 m (12,000 ft) altitude, beyond 3658 m (12,000 ft) automatic derating occurs. No derating required up to 3658 m (12,000 ft) altitude, beyond 3658 m (12,000 ft) automatic derating occurs. Less

Weights

Operating Weight 84850.0 lb 38488.0 kg Less
Shipping Weight 65152.0 lb 29553.0 kg Less
Note Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Single-Shank Ripper, 610 mm (24 in) MS shoes, and operator. Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Single-Shank Ripper, 610 mm (24 in) MS shoes, and operator. Less
Note Shipping Weight: Includes coolant, lubricants, 20% fuel, ROPS, FOPS cab, and 610 mm (24 in) MS shoes. Shipping Weight: Includes coolant, lubricants, 20% fuel, ROPS, FOPS cab, and 610 mm (24 in) MS shoes. Less

Dimensions

Track Gauge 6.82 ft 2080.0 mm Less
Width without Trunnions (Standard Shoe) 9.0 ft 2743.0 mm Less
Height (Top of Stack) 11.31 ft 3448.0 mm Less
Height (FOPS Cab) 11.34 ft 3456.0 mm Less
Overall Length Basic Tractor 15.23 ft 4641.0 mm Less
Length Basic Tractor with Winch 17.31 ft 5275.0 mm Less
Length with Single-Shank Ripper 21.0 ft 6422.0 mm Less
Length with Multi-Shank Ripper 20.81 ft 6344.0 mm Less
Overall Length (SU Blade/SS Ripper) 25.83 ft 7872.0 mm Less
Width Over Trunnions 10.0 ft 3057.0 mm Less
Height (ROPS/Canopy) 11.35 ft 3461.0 mm Less
Length Basic Tractor with Drawbar 16.4 ft 4998.0 mm Less
Length with SU-blade 20.0 ft 6091.0 mm Less
Length with U-blade 21.1 ft 6434.0 mm Less
Length with A-blade 20.6 ft 6278.0 mm Less
Ground Clearance 24.3 in 618.0 mm Less
Drawbar Height (Center of Clevis) 27.87 in 708.0 mm Less
Length of Track on Ground 10.52 ft 3207.0 mm Less

Transmission

1 Forward 2.1 mph 3.4 km/h Less
2 Forward 3.8 mph 6.1 km/h Less
3 Forward 6.6 mph 10.6 km/h Less
1 Reverse 2.8 mph 4.5 km/h Less
2 Reverse 5.0 mph 8.0 km/h Less
3 Reverse 8.8 mph 14.2 km/h Less
1 Forward – Drawbar Pull (1000) 139.0 lbf 618.5 N Less
2 Forward – Drawbar Pull (1000) 76.0 lbf 338.2 N Less
3 Forward – Drawbar Pull (1000) 42.0 lbf 186.9 N Less

Hydraulic Controls

Pump Type Piston-type, Variable displacement Piston-type, Variable displacement Less
Pump Output (Steering) 73.0 gal/min 276.0 L/min Less
Pump Output (Implement) 60.0 gal/min 226.0 L/min Less
Tilt Cylinder Rod End Flow 34.0 gal/min 130.0 L/min Less
Tilt Cylinder Head End Flow 45.0 gal/min 170.0 L/min Less
Bulldozer Relief Valve Setting 3500.0 psi 24100.0 kPa Less
Tilt Cylinder Relief Valve Setting 3500.0 psi 24100.0 kPa Less
Ripper (Lift) Relief Valve Setting 3500.0 psi 24100.0 kPa Less
Ripper (Pitch) Relief Valve Setting 3500.0 psi 24100.0 kPa Less
Steering 5700.0 psi 39200.0 kPa Less
Note Steering Pump output measured at 2,300 rpm and 30 000 kPa (4,351 psi). Steering Pump output measured at 2,300 rpm and 30 000 kPa (4,351 psi). Less
Note Implement Pump output measured at 1,850 rpm and 6895 kPa (1,000 psi). Implement Pump output measured at 1,850 rpm and 6895 kPa (1,000 psi). Less
Note Electro-hydraulic pilot valve assists operations of ripper and dozer controls. Standard hydraulic systems includes four valves. Electro-hydraulic pilot valve assists operations of ripper and dozer controls. Standard hydraulic systems includes four valves. Less
Note Complete system consists of pump, tank with filter, oil cooler, valves, lines, linkage and control levers. Complete system consists of pump, tank with filter, oil cooler, valves, lines, linkage and control levers. Less

Undercarriage

Shoe Type Moderate Service Moderate Service Less
Width of Shoe 24.0 in 610.0 mm Less
Shoes/Side 44 44 Less
Grouser Height 3.0 in 78.0 mm Less
Pitch 8.5 in 216.0 mm Less
Ground Clearance 24.3 in 618.0 mm Less
Track Gauge 82.0 in 2082.0 mm Less
Length of Track on Ground 10.5 ft 3207.0 mm Less
Ground Contact Area 6048.0 in2 3.9 m2 Less
Track Rollers/Side 8 8 Less
Number of Carrier Rollers 1 per side (optional) 1 per side (optional) Less
Note Positive Pin Retention Track. Positive Pin Retention Track. Less

Service Refill Capacities

Fuel Tank 170.0 gal 643.0 L Less
Cooling System 20.3 gal 77.0 L Less
Engine Crankcase* 10.0 gal 38.0 L Less
Power Train 41.0 gal 155.0 L Less
Final Drives (each) 3.3 gal 12.5 L Less
Roller Frames (each) 17.2 gal 65.0 L Less
Pivot Shaft Compartment 10.6 gal 40.0 L Less
Note *With oil filters. *With oil filters. Less

Blades – 8SU

Note *Includes blade tilt cylinder. *Includes blade tilt cylinder. Less
Capacity (SAE J1265) 11.4 yd3 8.7 m3 Less
Width (over end bits) 12.93 ft 3940.0 mm Less
Height 5.5 ft 1690.0 mm Less
Digging Depth 22.6 in 575.0 mm Less
Ground Clearance 48.2 in 1225.0 mm Less
Maximum Tilt 34.8 in 883.0 mm Less
Weight* (without hydraulic controls) 10557.0 lb 4789.0 kg Less
Total Operating Weight** (with Blade and Single-Shank Ripper) 84850.0 lb 38488.0 kg Less
Note **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. Less

Blades – 8U

Note *Includes blade tilt cylinder. *Includes blade tilt cylinder. Less
Capacity (SAE J1265) 15.3 yd3 11.7 m3 Less
Width (over end bits) 14.0 ft 4267.0 mm Less
Height 5.75 ft 1740.0 mm Less
Digging Depth 22.6 in 575.0 mm Less
Ground Clearance 24.3 in 618.0 mm Less
Maximum Tilt 37.5 in 954.0 mm Less
Weight* (without hydraulic controls) 11800.0 lb 5352.0 kg Less
Total Operating Weight** (with Blade and Single-Shank Ripper) 86093.0 lb 39051.0 kg Less
Note **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. Less

Blades – 8A, Angle and Straight

Note *Includes blade tilt cylinder. *Includes blade tilt cylinder. Less
Capacity 6.1 yd3 4.7 m3 Less
Width (over end bits) 16.37 ft 4990.0 mm Less
Height 3.85 ft 1174.0 mm Less
Digging Depth 24.7 in 628.0 mm Less
Ground Clearance 51.5 in 1308.0 mm Less
Maximum Tilt 28.7 in 729.0 mm Less
Weight* (without hydraulic controls) 12035.0 lb 5459.0 kg Less
Total Operating Weight** (with Blade and Single-Shank Ripper) 86328.0 lb 39158.0 kg Less
Note **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. **Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, Blade, Single-Shank Ripper, 560 mm (22 in) MS shoes, and operator. Less

Rippers – Single-Shank, Adjustable Parallelogram

Note *Total Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Ripper, 610 mm (24 in) MS shoes, and operator. *Total Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Ripper, 610 mm (24 in) MS shoes, and operator. Less
Added Length 5.55 ft 1692.0 mm Less
Number of Pockets 1 1 Less
Maximum Clearance Raised (under tip, pinned in bottom hole) 25.0 in 636.0 mm Less
Maximum Penetration (standard tip) 44.4 in 1130.0 mm Less
Maximum Penetration Force (shank vertical) 28620.0 lb 127.3 kN Less
Pry out Force 50070.0 lb 222.7 kN Less
Weight (without hydraulic controls) 9005.0 lb 4085.0 kg Less
Total Operating Weight* (with SU-Blade and Ripper) 84850.0 lb 38488.0 kg Less

Rippers – Multi-Shank, Adjustable Parallelogram

Note **Total Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Multi Shank Ripper, 610 mm (24 in) MS shoes, and operator. **Total Operating Weight: Includes hydraulic controls, blade tilt cylinder, coolant, lubricants, 100% fuel, ROPS, FOPS cab, SU-Blade, Multi Shank Ripper, 610 mm (24 in) MS shoes, and operator. Less
Number of Pockets 3 3 Less
Added Length 5.25 ft 1598.0 mm Less
Overall Beam Width 97.0 in 2464.0 mm Less
Maximum Clearance Raised (under tip, pinned in bottom hole) 23.35 in 593.0 mm Less
Maximum Penetration (standard tip) 30.7 in 780.0 mm Less
Maximum Penetration Force (shank vertical) 27920.0 lb 124.2 kN Less
Pry out Force (Multi-Shank Ripper with one tooth) 51230.0 lb 227.9 kN Less
Weight (one shank, without hydraulic controls) 10752.0 lb 4877.0 kg Less
Additional Shank 732.0 lb 332.0 kg Less
Total Operating Weight** (with SU-Blade and Ripper) 86597.0 lb 39280.0 kg Less

Winches – PA140VS

Note Variable speed, hydraulically driven, dual braking system, three roller fairlead. Variable speed, hydraulically driven, dual braking system, three roller fairlead. Less
Weight* 3947.0 lb 1790.0 kg Less
Oil Capacity 4.0 gal 15.0 L Less
Increased Tractor Length 22.2 in 563.0 mm Less
Winch Case Width 45.6 in 1160.0 mm Less
Drum Width 12.6 in 320.0 mm Less
Flange Diameter 18.0 in 457.0 mm Less
Note *Weight: Includes pump and operator controls. *Weight: Includes pump and operator controls. Less

Standards

ROPS ROPS (Rollover Protective Structure) offered by Caterpillar for the machine meets ROPS criteria ISO 3471:2008. ROPS (Rollover Protective Structure) offered by Caterpillar for the machine meets ROPS criteria ISO 3471:2008. Less
FOPS FOPS (Falling Object Protective Structure) meets ISO 3449:2005 Level II. FOPS (Falling Object Protective Structure) meets ISO 3449:2005 Level II. Less
Note Operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT98 is 80 dB(A), for cab offered by Caterpillar, when properly installed and maintained and tested with the doors and windows closed. Operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT98 is 80 dB(A), for cab offered by Caterpillar, when properly installed and maintained and tested with the doors and windows closed. Less
Note Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in noisy environment. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in noisy environment. Less
Note The exterior sound pressure level for the standard machine measured at a distance of 15 m (16.4 yd) according to the test procedures specified in SAE J88 APR95, mid-gear-moving operation, is 84 dB(A). The exterior sound pressure level for the standard machine measured at a distance of 15 m (16.4 yd) according to the test procedures specified in SAE J88 APR95, mid-gear-moving operation, is 84 dB(A). Less

C15 Engine with ACERT Technology

Proven, reliable, efficient


Operator Station

Designed for operator comfort, convenience and productivity


Implement and Steering Controls

Ease and precision for increased performance


Drive Train

Smooth, responsive power in varied conditions


Undercarriage

Designed for optimized machine balance and performance


Work Tools

Flexibility to match the machine to the job


Integrated Electronic Solutions

Cat technology offers new opportunities for efficiency and profitability


Structures

Engineered for maximum production and service life


Customer Support

Renowned dealer service


D8T Standard Equipment

POWER TRAIN
  • C15 ACERT diesel engine with EUI (Electronic Unit Injection)
  • 24-volt electric start
  • Advanced modular cooling system
  • Aftercooler, air-to-air (ATAAC)
  • Air filter, with electronic service indicator
  • Coolant, extended life
  • Fan, suction, hydraulically driven
  • Fast Fuel System
  • Fuel priming pump, electric
  • Muffler
  • Parking brake, electronic
  • Pre-cleaner, stratta-tube dust ejector
  • Prescreener
  • Shift management: – Automatic directional and downshift – Controlled-throttle, load-compensated
  • Starting aid, automatic ether
  • Torque divider
  • Transmission control module, electronic
  • Transmission, electronically-controlled: – Powershift, 3F/3R speed
  • Four planet, double-reduction: – Planetary final drives
  • Transmission control module, electronic
  • Turbocharger, wastegate
  • Water separator

UNDERCARRIAGE
  • Rollers and idlers, lifetime lubricated
  • Sprocket rim segments, replaceable
  • Suspension-type undercarriage, 8-roller tubular track roller frame (Carrier roller ready)
  • Track adjusters, hydraulic
  • Track guides: – 610 mm (24 in) PPR moderate service grouser with sealed and lubricated track (44 section)
  • Two-piece master link

HYDRAULICS
  • Hydraulics, independent steering and work tool pumps
  • Hydraulics, electronically controlled, load-sensing dozer lift and tilt

STARTERS, BATTERIES AND ALTERNATORS
  • Alternator, 150 amp
  • Batteries, heavy duty
  • Starting receptacle, auxiliary

ELECTRICAL
  • Alarm, back-up
  • Converter, 24V to 12V
  • Diagnostic connector
  • Horn, forward warning

OPERATOR ENVIRONMENT
  • Armrest, adjustable
  • Advisor operator interface: – Electronic monitoring system – Diagnostic service information – Operator preferences
  • Cab, ROPS, FOPS, sound suppressed
  • Deactivation switch, hydraulic controls
  • Decelerator pedal
  • Governor switch, electronic
  • Heater and ventilation
  • Mirror, rearview
  • Radio-ready
  • Seat, cloth, air suspension
  • Seatbelt, retractable
  • Steering control, twist tiller with touch shift
  • Wipers, intermittent

OTHER STANDARD EQUIPMENT
  • CD ROM Parts Book
  • Ecology drain – Engine oil, coolant, hydraulic oil, torque converter, fuel tank, power train case and transmission
  • Engine enclosures
  • Equalizer bar, pinned
  • Front pull device
  • Guards, bottom hinged
  • Grade control ready
  • Heater, engine coolant
  • Radiator, hinged fan blast deflector
  • HVAC box – corrosive resistant
  • Mounting, Lift Cylinders
  • Oil cooler, hydraulic
  • Product Link ready
  • S•O•S sampling ports
  • Steering, electronically-controlled power differential
  • Vandalism protection for fluid compartments

D8T Optional Equipment

ELECTRICAL
  • Light, ripper
  • Lights, supplemental: – 6 Halogen – 8 HID high-mount for waste application – 10 Halogen – 10 Halogen high-mount for waste application – Warning, strobe
  • Switch, disconnect, remote mounted
  • WAVS single rear vision camera
  • AccuGrade ARO
  • CAES ARO

GUARDS
  • Fan, debris
  • Final drive and seals
  • Fuel tank
  • Idler seals
  • Pivot shaft seal
  • Radiator, heavy-duty, hinged
  • Rear tractor
  • Screen, rear
  • Sweeps
  • Track roller
  • Transmission
  • Undercarriage

UNDERCARRIAGE
  • Undercarriage PPR
  • Non-suspended
  • Tracks, Pair, Sealed and Lubricated (Standard arrangement): – 607 mm (24 in) Extreme and Moderate Service – 660 mm (26 in) Extreme and Moderate Service – 711 mm (28 in) Extreme and Moderate Service
  • Undercarriage SystemOne™: – 610 mm (24 in) Extreme and Super Extreme Service – 660 mm (26 in) Extreme and Super Extreme Service – 711 mm (28 in) Extreme and Super Extreme Service
  • Roller Options: – Carrier rollers (one per side) – Seals, arctic idler/roller

POWER TRAIN
  • Fan, reversible
  • Pre-cleaner, turbine
  • Prelube, engine, automatic
  • Quick oil change system
  • Radiator, high ambient

OPERATOR ENVIRONMENT
  • Air conditioner, under-hood mounted
  • Air conditioner, fender mounted
  • Air conditioner, ROPS mounted
  • Canopy
  • Enhanced cab
  • Glass, Ultra-strength up to 275 kPa (40 psi)
  • Operators Arrangement (gives additional comfort for smaller operators)
  • Seat, vinyl

SPECIAL ARRANGEMENTS
  • Hydraulic implement towing arrangement, Low Ground Pressure arrangement, Waste Handling arrangement and Woodchip arrangement, in addition to other optional attachments are available from the factory. Contact your dealer for availability.

BULLDOZER ATTACHMENTS
  • AccuGrade GPS attachment ready installation (provides hydraulics, electrical, and blade mount for system)
  • Dual tilt cylinders
  • 8SU Blade, with rock guard and wear plate
  • 8SU Blade, with push plate
  • 8U Blade, with rock guard
  • Trunnion cover, (replaces trunnions)

RIPPERS
  • Single-Shank (A rear attachment and/or counterweight is recommended for improved performance and balance.) – Standard depth
  • Single-Shank (A rear attachment and/or counterweight is recommended for improved performance and balance.) – Deep ripping
  • Multi-Shank (A rear attachment and/or counterweight is recommended for improved performance and balance.) (includes one tooth)
  • Ripper attachments: – Additional tooth (for multi-shank ripper) – Pin Puller, hydraulic

OTHER ATTACHMENTS
  • Counterweights (A rear attachment and/or counterweight is recommended for improved performance and balance.): – Front mounted – Rear mounted
  • Drawbar, rigid
  • Parts book, paper
  • Starting aids
  • Striker bars, front and rear
  • Winch (A rear attachment and/or counterweight is recommended for improved performance and balance.) (A rear screen is recommended for operator protection when fitted with winch option.)

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*Currency conversions have been made where indicated for your convenience. You should not rely on such information as it is obtained from a third party, may not be accurate and is subject to fluctuation. Agreement regarding currency conversions, if any, will be made between you and the selling party.