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Years in Production / 1937–1965

Caterpillar

D8

Explore the specifications, hardware, and original references for the Caterpillar D8.

Caterpillar D8 på Strømbu — Ole Jakobsen / Anno Musea i Nord-Østerdalen, Public domain (museum PDM). Resized; converted to WebP. Original museum status/credit: https://digitaltmuseum.no/021017257228/bulldozer-personer (MINØ.042102). Reproduction by Rachel Haarseth. · Ole Jakobsen / Anno Musea i Nord-Østerdalen · Public domain (museum PDM) commons.wikimedia.org source ↗

115hp

Source index power

Tracks

Drive

1937–1965

Production years

Caterpillar

Manufacturer

D8 / 01

At a glance

Production

Agricultural Crawler tractor

Built in Peoria, Illinois, USA

Manufacturer
Caterpillar

Mechanical

Open operator station.

Drive
crawler

D8 / 02

Under the hood

Engine Detail

Caterpillar D13000

diesel

6-cylinder

liquid-cooled

Displacement
1246 ci20.4 L
Bore Stroke
5.75x8.00 inches146 x 203 mm
Power
115 hp85.8 kW
Rated Rpm
850
Fuel Type
diesel
Cylinders
6
Cooling
liquid-cooled

Engine Options

Caterpillar 20.4L 6-cyl diesel

Fuel Tank
57 gal215.7 L

D8 / 03

Gears & controls

Transmission

Transmission Type
gear
Gears
6 forward and 2 reverse

D8 / 04

Size. Stance. Footprint.

Dimensions

Length
186 in472 cm
Width
101 in256 cm
Height
84 in213 cm
TractorSpecs source ↗

Tires And Tracks

20-inch tracks

Weight
36520 lbs16565 kg

Tires And Tracks

Width
20 inches50 cm

D8 / 05

Tractor Photos

Caterpillar D8 på Strømbu — Ole Jakobsen / Anno Musea i Nord-Østerdalen, Public domain (museum PDM). Resized; converted to WebP. Original museum status/credit: https://digitaltmuseum.no/021017257228/bulldozer-personer (MINØ.042102). Reproduction by Rachel Haarseth. · Ole Jakobsen / Anno Musea i Nord-Østerdalen · Public domain (museum PDM) commons.wikimedia.org source ↗

D8 / 06

Tests (NTTL)

Nebraska Tractor Test 314Nebraska test report ↗

Diesel 6-speed crawlerNovember 28, 1939 - November 30, 1938

Drawbar performance

Gear 2 used for power test.

Gear 1 used for pull test.

Id
314
Belt Power Max
109.64 hp81.8 kW
Belt Fuel Use Max
7.0 gal/hour26.5 l/hour
Max Power
96.67 hp72.1 kW
Max Pull
26110 lbs11843 kg

Nebraska Tractor Test 357Nebraska test report ↗

Diesel 6-speed crawlerOctober 11 - 16, 1940

Drawbar performance

Gear 2 used for power test.

Gear 1 used for pull test.

Id
357
Belt Power Max
127.93 hp95.4 kW
Belt Fuel Use Max
8.6 gal/hour32.6 l/hour
Max Power
110.06 hp82.1 kW
Max Pull
26208 lbs11887 kg

Caterpillar D8 · photo 1 / 1

Caterpillar D8 på Strømbu

Caterpillar D8 på Strømbu — Ole Jakobsen / Anno Musea i Nord-Østerdalen, Public domain (museum PDM). Resized; converted to WebP. Original museum status/credit: https://digitaltmuseum.no/021017257228/bulldozer-personer (MINØ.042102). Reproduction by Rachel Haarseth. · Ole Jakobsen / Anno Musea i Nord-Østerdalen · Public domain (museum PDM) commons.wikimedia.org source ↗