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Caterpillar D8R

Caterpillar D8R tractor
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The Caterpillar D8R is a bulldozer manufactured by Caterpillar from 1995 to 2004. It features a Caterpillar 3406C turbocharged aftercooled 6-cylinder diesel engine with 328 hp gross power and 305 hp net power. The tractor uses a 3-speed power shift transmission and has a crawler drive with double reduction planetary final drives. It includes a four-post ROPS with an optional cab with heat and air-conditioning. The D8R has a fuel capacity of 165 gallons and a hydraulic system capacity of 19 gallons with load sensing hydraulics. Dimensions include a length of 179 inches, width of 120 inches (133 inches for LGP), and operating weight up to 82,850 lbs. It supports various front-mount blades including 155", 168", and 196" models with hydraulic lift and tilt capabilities.
Caterpillar D8RbulldozerCaterpillar 3406C engine328 hppower shift transmissionbulldozer specificationstractor data
Power-
Founded-
ModelD8R

Technical Specifications

Detailed specifications and technical data for Caterpillar D8R

Power

Engine (net):305 hp (227.4 kW)
Engine (gross):328 hp (244.6 kW)

Engine

Type:turbocharged aftercooled diesel
Model:Caterpillar 3406C
Cooling:liquid-cooled inline
Starter:electric
Cylinders:6-cylinder
Rated RPM:2100
Bore/Stroke:5.40x6.50 inches (137 x 165 mm)
Fuel system:direct injection
Power (net):305 hp (227.4 kW)
Displacement:893 ci (14.6 L)
Oil capacity:34.4 qts (32.6 L)
Power (gross):328 hp (244.6 kW)
Starter volts:24
Coolant capacity:97.2 qts (92.0 L)

Tracks

LGP width:38 inches (96 cm)
Suspended width:22 inches (55 cm)
LGP area on ground:9746 in² (6.3 m²)
LGP ground pressure:7.6 psi (0.5 bar)
Non-suspended width:22 inches (55 cm)
LGP length on ground:128 inches (325 cm)
Suspended area on ground:5554 in² (3.6 m²)
Suspended ground pressure:13.1 psi (0.9 bar)
Suspended length on ground:126 inches (320 cm)
Non-suspended area on ground:5632 in² (3.6 m²)
Non-suspended ground pressure:12.4 psi (0.9 bar)
Non-suspended length on ground:128 inches (325 cm)

Capacity

Fuel:165 gal (624.5 L)
Hydraulic system:19 gal (71.9 L)

Dimensions

Gauge:82 inches (208 cm)
Width:120 inches (304 cm)
Length:179 inches (454 cm)
Gauge (LGP):92 inches (233 cm)
Width (LGP):133 inches (337 cm)
Height (ROPS):138 inches (350 cm)
8A dozer length:259 inches (657 cm)
8U dozer length:267 inches (678 cm)
Shipping weight:60454 lbs (27421 kg)
8SU dozer length:257 inches (652 cm)
Height (exhaust):136 inches (345 cm)
Operating weight:82850 lbs (37580 kg) Weight with SU bulldozer and ripper.

Electrical

Batteries:4
Battery volts:12
Charging amps:50
Charging system:alternator

Hydraulics

Type:load sensing
Capacity:19 gal (71.9 L)
Pressure:3500 psi (241.3 bar)
Pump flow:79 gpm (299.0 lpm)

Mechanical

ROPS:Four-post ROPS. Cab available with heat and air-conditioning.
Drive:crawler
Final drives:double reduction planetary

Production

Type:Bulldozer
Years made:1995 - 2004
Manufacturer:Caterpillar

Attachments

155" Blade:Caterpillar 8SU, front-mount, 155 inches width (393 cm), 67 inches height (170 cm), 48 inches lift (121 cm), 37 inches tilt (93 cm), 22.9 inches cut (58 cm), 10074 lbs (4569 kg), hydraulic-lift
168" Blade:Caterpillar 8U, front-mount, 168 inches width (426 cm), 69 inches height (175 cm), 48 inches lift (121 cm), 41 inches tilt (104 cm), 22.9 inches cut (58 cm), 11320 lbs (5134 kg), hydraulic-lift
196" Blade:Caterpillar 8A, front-mount, 196 inches width (497 cm), 46 inches height (116 cm), 52 inches lift (132 cm), 29 inches tilt (73 cm), Angling 25°, 24.7 inches cut (62 cm), 11241 lbs (5098 kg), hydraulic-lift

Transmission

Type:power shift
Gears:3 forward and reverse
Oil capacity:152 qts (143.9 L)