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Caterpillar D9

Caterpillar D9 tractor
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The Caterpillar D9 is an agricultural crawler tractor produced from 1955 to 1959 by Caterpillar in Peoria, Illinois, USA. It features a powerful 24.1L 6-cylinder turbocharged diesel engine delivering 286 hp net power. The tractor offers two transmission options: a 6-speed gear transmission with wet disc clutch and a 3-speed torque converter. It has a crawler drive and an open operator station. The D9 is a heavy-duty tractor with an operating weight of 66025 lbs and dimensions of 215 inches length, 120 inches width, and 105 inches height.
Caterpillar D9tractorcrawler tractoragricultural tractorCaterpillar D353 engine286 hp6-speed gear transmissiontorque convertertractor specifications
Power286 hp
Founded1955 - 1959
ModelD9

Technical Specifications

Detailed specifications and technical data for Caterpillar D9

Power

Engine (net):286 hp (213.3 kW)
Drawbar (tested):252.2 hp (188.1 kW)
Drawbar (claimed):230 hp (171.5 kW)

Engine

Type:turbocharged diesel
Model:Caterpillar D353
Cooling:liquid-cooled
Starter:2-cylinder gas pony engine
Cylinders:6-cylinder
Rated RPM:1240
Bore/Stroke:6.25x8.00 inches (159 x 203 mm)
Compression:15.5:1
Power (net):286 hp (213.3 kW)
Displacement:1473 ci (24.1 L)
Starter volts:6 V (Electric starter for pony engine)

Dimensions

Gauge:90 inches (228 cm)
Width:120 inches (304 cm)
Height:105 inches (266 cm)
Length:215 inches (546 cm)
Operating weight:66025 lbs (29948 kg)

Mechanical

Drive:crawler
Operator station:Open operator station

Production

Type:Agricultural Crawler tractor
Built in:Peoria, Illinois, USA
Years made:1955 - 1959
Manufacturer:Caterpillar

References

Reference:Farming on the contour published in 1954, by Caterpillar

Transmission

Options:6-speed gear, 3-speed torque converter

Gear transmission

Type:gear
Gears:6 forward and reverse
Clutch:wet disc

Torque converter transmission

Type:torque converter
Gears:3 forward and 2 reverse