Caterpillar Forty

1934 - 1936

Agricultural Crawler tractor

Production
Manufacturer	Caterpillar
Agricultural Crawler tractor
Built in Peoria, Illinois, USA

Variants
Forty	gas engine
Diesel Forty	diesel engine

Caterpillar Forty Engine
Caterpillar 8.0L 4-cyl gasoline
Engine details ...

Caterpillar Forty Transmission
4-speed gear
Transmission details ...

Caterpillar Forty Power
Drawbar (tested)	48.91 hp 36.5 kW
Belt (tested)	56.42 hp 42.1 kW
Performance test details ...

Mechanical
Drive	crawler
Open operator station.

Photos
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Dimensions & Tracks
Weight	13625 lbs 6180 kg
16-inch tracks
Full dimensions and tracks ...

Forty Serial Numbers
1934	5G1
1935	5G43
1936	5G434
Final	5G584
FAQ: How to read a serial number table.

Page information
Contact: Peter Easterlund
Updated on July 1, 2022
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