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Years in Production / 1941–1947
Caterpillar
D6
Explore the specifications, hardware, and original references for the Caterpillar D6.
86hp
Engine estimate · from belt
Tracks
Drive
1941–1947
Production years
Caterpillar
Manufacturer
D6 / 01
At a glance
Production
Agricultural Crawler tractor
Built in Peoria, Illinois, USA
- Manufacturer
- Caterpillar
Mechanical
Contracting band brakes
Open operator station.
- Drive
- crawler
- Steering
- manual clutch
Belt Pulley
- Diameter
- 13 inches33 cm
- Width
- 13 inches33 cm
- Rpm
- 913
- Speed
- 3200 ft/min975.36 meters/min
D6 / 02
Under the hood
Engine Detail (Option 1)
Caterpillar
diesel
6-cylinder
liquid-cooled
- Displacement
- 468 ci7.7 L
- Bore Stroke
- 4.25x5.50 inches108 x 140 mm
- Air Cleaner
- oil bath
- Rated Rpm
- 1800
- Starter Type
- 2-cylinder pony engine
- Oil Capacity
- 19 qts18.0 L
- Coolant Capacity
- 49 qts46.4 L
- Fuel Type
- diesel
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Detail (Option 2)
Caterpillar
diesel
6-cylinder
liquid-cooled
- Displacement
- 525 ci8.6 L
- Bore Stroke
- 4.50x5.50 inches114 x 140 mm
- Air Cleaner
- oil bath
- Rated Rpm
- 1600
- Starter Type
- 2-cylinder pony engine
- Fuel Type
- diesel
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Options
Caterpillar 7.7L 6-cyl diesel
Caterpillar 8.6L 6-cyl diesel
- Fuel Tank
- 48 gal181.7 L
D6 / 03
Gears & controls
Transmission (Option 1)
- Transmission Type
- gear
- Gears
- 5 forward and 4 reverse
- Clutch
- dry disc
- Oil Capacity
- 38 qts36.0 L
Transmission (Option 2)
- Transmission Type
- gear
- Gears
- 5 forward and 4 reverse
- Clutch
- dry disc
- Oil Capacity
- 38 qts36.0 L
D6 / 04
Size. Stance. Footprint.
Tires And Tracks
16-inch tracks
- Wheelbase
- 85.625 inches217 cm
- Weight
- 16695 to 17330 pounds
Tires And Tracks
- Width
- 16 inches40 cm
D6 / 05
Tests (NTTL)
Nebraska Tractor Test 374
468 diesel 5-speed crawlerSeptember 6 - 13, 1941
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 374
- Belt Power Max
- 78.03 hp58.2 kW
- Belt Fuel Use Max
- 5.7 gal/hour21.6 l/hour
- Max Power
- 63.34 hp47.2 kW
- Max Pull
- 16,674 lbs7563 kg
Nebraska Tractor Test 416
525 diesel 5-speed crawlerJuly 11 - 23, 1949
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 416
- Belt Power Max
- 76.90 hp57.3 kW
- Belt Fuel Use Max
- 5.5 gal/hour20.8 l/hour
- Max Power
- 61.76 hp46.1 kW
- Max Pull
- 16,222 lbs7358 kg
Nebraska Tractor Test 555
525 diesel 5-speed crawlerJuly 25 - August 12, 1955
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 555
- Belt Power Max
- 92.52 hp69.0 kW
- Belt Fuel Use Max
- 6.7 gal/hour25.4 l/hour
- Max Power
- 73.34 hp54.7 kW
- Max Pull
- 17,486 lbs7931 kg
Nebraska Tractor Test 747
Diesel 5-speed crawler1960
Drawbar performance
Gear 2 used for power test.
Gear 1 used for pull test.
- Id
- 747
- Max Power
- 74.82 hp55.8 kW
- Fuel Use
- 6.1 gal/hour23.1 l/hour
- Max Pull
- 17,687 lbs8022 kg