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Caterpillar industrial tractors

Caterpillar D8R

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.
Power-
Founded-
ModelD8R
Caterpillar D8R tractor
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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
Typeturbocharged aftercooled diesel
ModelCaterpillar 3406C
Coolingliquid-cooled inline
Starterelectric
Cylinders6-cylinder
Rated RPM2100
Bore/Stroke5.40x6.50 inches (137 x 165 mm)
Fuel systemdirect injection
Power (net)305 hp (227.4 kW)
Displacement893 ci (14.6 L)
Oil capacity34.4 qts (32.6 L)
Power (gross)328 hp (244.6 kW)
Starter volts24
Coolant capacity97.2 qts (92.0 L)
Tracks
LGP width38 inches (96 cm)
Suspended width22 inches (55 cm)
LGP area on ground9746 in² (6.3 m²)
LGP ground pressure7.6 psi (0.5 bar)
Non-suspended width22 inches (55 cm)
LGP length on ground128 inches (325 cm)
Suspended area on ground5554 in² (3.6 m²)
Suspended ground pressure13.1 psi (0.9 bar)
Suspended length on ground126 inches (320 cm)
Non-suspended area on ground5632 in² (3.6 m²)
Non-suspended ground pressure12.4 psi (0.9 bar)
Non-suspended length on ground128 inches (325 cm)
Capacity
Fuel165 gal (624.5 L)
Hydraulic system19 gal (71.9 L)
Dimensions
Gauge82 inches (208 cm)
Width120 inches (304 cm)
Length179 inches (454 cm)
Gauge (LGP)92 inches (233 cm)
Width (LGP)133 inches (337 cm)
Height (ROPS)138 inches (350 cm)
8A dozer length259 inches (657 cm)
8U dozer length267 inches (678 cm)
Shipping weight60454 lbs (27421 kg)
8SU dozer length257 inches (652 cm)
Height (exhaust)136 inches (345 cm)
Operating weight82850 lbs (37580 kg) Weight with SU bulldozer and ripper.
Electrical
Batteries4
Battery volts12
Charging amps50
Charging systemalternator
Hydraulics
Typeload sensing
Capacity19 gal (71.9 L)
Pressure3500 psi (241.3 bar)
Pump flow79 gpm (299.0 lpm)
Mechanical
ROPSFour-post ROPS. Cab available with heat and air-conditioning.
Drivecrawler
Final drivesdouble reduction planetary
Production
TypeBulldozer
Years made1995 - 2004
ManufacturerCaterpillar
Attachments
155" BladeCaterpillar 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" BladeCaterpillar 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" BladeCaterpillar 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
Typepower shift
Gears3 forward and reverse
Oil capacity152 qts (143.9 L)

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