Caterpillar industrial tractors
Caterpillar D6D
The Caterpillar D6D is a bulldozer produced from 1977 to 1986 by Caterpillar. It features a 140 hp turbocharged 6-cylinder diesel engine, with options for 5-speed direct drive or 3-speed power shift transmissions. The tractor has a crawler drive with four-post ROPS and an optional air-conditioned cab. It has a fuel capacity of 78 gallons and a hydraulic system capacity of 13 gallons. The D6D weighs between 26,060 and 31,500 pounds depending on configuration and has 18-inch wide tracks. Attachments include front-mount blades of 126 and 153 inches width with hydraulic lift and manual angle options.
Power-
Founded-
ModelD6D
Technical Specifications
Detailed specifications and technical data for Caterpillar D6D
Power
| Engine (net) | 140 hp (104.4 kW) |
|---|
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Caterpillar 3306 |
| Cooling | liquid-cooled inline |
| Starter | electric |
| Cylinders | 6-cylinder |
| Rated RPM | 1900 |
| Bore/Stroke | 4.75x6.00 inches (121 x 152 mm) |
| Fuel system | direct injection |
| Power (net) | 140 hp (104.4 kW) |
| Displacement | 638 ci (10.5 L) |
| Oil capacity | 29 qts (27.4 L) |
| Starter volts | 24 |
| Coolant capacity | 39 qts (direct drive) (36.9 L), 41 qts (power shift) (38.8 L) |
Height
| Cab | 120.5 inches (306 cm) |
|---|---|
| Hood | 75 inches (190 cm) |
| ROPS | 113 inches (287 cm) |
| Exhaust | 120 inches (304 cm) |
Tracks
| Width | 18 inches (45 cm) |
|---|---|
| Area on ground | 3348 in² (2.2 m²) |
| Length on ground | 93 inches (236 cm) |
Capacity
| Fuel | 78 gal (295.2 L) |
|---|---|
| Hydraulic system | 13 gal (49.2 L) |
Dimensions
| Width | 93 inches (236 cm) |
|---|---|
| Length | 147 inches (373 cm) |
| 6A dozer length | 188 inches (477 cm) |
| 6S dozer length | 186 inches (472 cm) |
| Shipping weight | 26060 lbs (11820 kg) |
| Operating weight | 31500 lbs (14288 kg) Weight of D6D with 6S bulldozer and ROPS. |
Electrical
| Charging amps | 35, 50 Optional |
|---|---|
| Charging system | alternator |
Hydraulics
| Capacity | 13 gal (49.2 L) |
|---|---|
| Pressure | 2250 psi (155.1 bar) |
| Pump flow | 44 gpm (166.5 lpm) |
Mechanical
| ROPS | Four-post ROPS. Cab available with air-conditioning. |
|---|---|
| Drive | crawler |
Production
| Type | Bulldozer |
|---|---|
| Years made | 1977 - 1986 |
| Manufacturer | Caterpillar |
| Original price | $101,310 in 1985 |
Attachments
| Blade | blade |
|---|---|
| 126" Blade | Cut18.6 inches (47 cm) Lift36 inches (91 cm) Tilt32 inches (81 cm) ModelCaterpillar 6S Mountfront-mount Width126 inches (320 cm) Height44.4 inches (112 cm) Weight4700 lbs (2131 kg) Lift typehydraulic-lift |
| 153" Blade | Cut17.5 inches (44 cm) Lift36 inches (91 cm) Tilt13 inches (33 cm) ModelCaterpillar 6A Mountfront-mount Width153 inches (388 cm) Height36 inches (91 cm) Weight5000 lbs (2268 kg) Angling25° Lift typehydraulic-lift Angle typemanual-angle |
Transmission
| Options | 5-speed direct drive, 3-speed power shift |
|---|---|
| Power shift | Typepower shift Gears3 forward and reverse Oil capacity98 qts (92.7 L) |
| Direct drive | Typedirect drive Gears5 forward and 4 reverse Oil capacity104 qts (98.4 L) |
Dimensions & Tracks
| Tracks | 18-inch tracks |
|---|---|
| Weight | 26060 to 31500 pounds |
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