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Years in Production / 1955–1958

Caterpillar

D7C

Explore the specifications, hardware, and original references for the Caterpillar D7C.

128hp

Source index power

Tracks

Drive

1955–1958

Production years

Caterpillar

Manufacturer

D7C / 01

At a glance

Production

Agricultural Crawler tractor

Built in Peoria, Illinois, USA

Manufacturer: Caterpillar

Mechanical

Contracting band brakes

Open operator station. Cab optional with heater.

Drive: crawler
Steering: manual clutches

D7C / 02

Under the hood

Engine Detail

Caterpillar D339

diesel

4-cylinder

liquid-cooled

Displacement: 831 ci13.6 L
Bore Stroke: 5.75x8.00 inches146 x 203 mm
Power: 128 hp95.4 kW
Air Cleaner: oil bath
Rated Rpm: 1200
Starter: gasoline pony engine
Starter Volts: 6
Oil Capacity: 22 qts20.8 L
Coolant Capacity: 68 qts64.4 L
Fuel Type: diesel
Cylinders: 4
Cooling: liquid-cooled

Engine Options

Caterpillar 13.6L 4-cyl diesel

Fuel Tank: 85 gal321.7 L

D7C / 03

Gears & controls

Transmission

Transmission Type: gear
Gears: 5 forward and 4 reverse
Clutch: metallic wet disc
Oil Capacity: 43 qts40.7 L

D7C / 04

Size. Stance. Footprint.

Dimensions

Length: 167.6 in425 cm
Width: 97 in246 cm
Height: 81.25 in206 cm
Ground clearance: 15.5 in39 cm

TractorSpecs source ↗

Tires And Tracks

20-inch tracks

Weight: 25970 to 26930 pounds

Tires And Tracks

Width: 20 inches50 cm

D7C / 05

Tractor Photos

D7C / 06

Tests (NTTL)

Nebraska Tractor Test 582

Diesel 5-speed crawlerJuly 23 - August 6, 1956

Drawbar performance

Gear 2 used for power test.

Gear 1 used for pull test.

Id: 582
Belt Power Max: 121.70 hp90.8 kW
Belt Fuel Use Max: 9.7 gal/hour36.7 l/hour
Max Power: 103.65 hp77.3 kW
Max Pull: 26,286 lbs11923 kg