Caterpillar D4

Caterpillar D4 Production

Manufacturer: Caterpillar

Factory: Peoria, Illinois, USA

Years Built: 1938 – 1957

Caterpillar D4 Engine

Caterpillar, diesel, 4-cylinder, liquid-cooled, 350 ci [5.7 L]

Power: 240 hp [179.0 kW]

Drawbar: 50.18 hp [37.4 kW]

Bore: 4.50×5.50 inches [114 x 140 mm]

Air Cleaner: oil bath

Compression: 18:1

Rated RPM: 1600

Starter volts: gasoline pony motor

Caterpillar D4 Transmission

Transmission: powershift

Gears: 5 forward and 1 reverse

Speeds: 

Caterpillar D4 Dimensions

Wheelbase: 61.125 inches [155 cm]

Weight: 9970 to 10250 pounds

Caterpillar D4 Mechanical

Chassis: crawler

Steering: manual clutches

Brakes: wet hydraulic band

Cab: Open operator station.

Caterpillar D4 Hydraulics

HydraulicsType: closed center load sensing

HydraulicsValves: 5

HydraulicsPumpFlow: 26.4 gpm [99.9 lpm]