Caterpillar Rd7 Production
Manufacturer: Caterpillar
Factory: Peoria, Illinois, USA
Years Built: 1935 – 1940
Caterpillar Rd7 Engine
Caterpillar, diesel, 4-cylinder, liquid-cooled, 831 ci [13.6 L]
Power: 240 hp [179.0 kW]
Drawbar: 78.35 hp [58.4 kW]
Bore: 5.75×8.00 inches [146 x 203 mm]
Air Cleaner: oil bath
Compression: 15.7:1
Rated RPM: 1000
Starter volts: 2-cylinder pony engine
Caterpillar Rd7 Transmission
Transmission: powershift
Gears: 4 forward and 1 reverse
Speeds:
Caterpillar Rd7 Dimensions
Wheelbase: 85.625 inches [217 cm]
Weight: 21020 lbs [9534 kg]
Caterpillar Rd7 Mechanical
Chassis: crawler
Steering: manual clutches
Brakes: contracting band
Cab: Open operator station.
Caterpillar Rd7 Hydraulics
HydraulicsType: closed center load sensing
HydraulicsValves: 5
HydraulicsPumpFlow: 26.4 gpm [99.9 lpm]