co op 3

CO-OP 3 tractor photo
1936 - 1950 Standard-tread tractorDuplex Machinery built
1936 - 1950
Standard-tread tractor
Duplex Machinery built
1936 - 1950
Standard-tread tractor
Duplex Machinery built
1936 - 1950
Standard-tread tractor
Duplex Machinery built
Nebraska Tractor Test 274
3 fuel use from test 274
3 fuel use from test 274
3 fuel use from test 274
3 fuel use from test 274
Nebraska Tractor Test 274
Gasoline 5-speed 2WD October 22 - November 5, 1936 Link: Nebraska Tractor Test 274 file
Belt power (max)
42.29 hp 31.5 kW
Drawbar performance
Max power
37.50 hp 28.0 kW
Gear 3 used for power test.
Max pull
2,679 lbs 1215 kg
Gear 1 used for pull test.