co op 3
![]() | 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 |
Production | |
|---|---|
Distributor | CO-OP |
Manufacturer | Duplex Machinery |
Standard-tread tractor | |
Factories | Battle Creek, Michigan, USA |
| South Saint Paul, Minnesota, USA |
| Arthurdale, West Virginia, USA |
CO-OP 3 Engine | |
|---|---|
Chrysler 4.0L 6-cyl gasoline | |
Fuel tank | 28 gal
106.0 L |
Engine details ... | |
CO-OP 3 Transmission | |
|---|---|
5-speed gear | |
Transmission details ... |
CO-OP 3 Power | |
|---|---|
Drawbar (claimed) | 28 hp
20.9 kW |
PTO (claimed) | 37 hp
27.6 kW |
Plows | 3 *14-inch |
Drawbar (tested) | 37.50 hp
28.0 kW |
Belt (tested) | 42.29 hp
31.5 kW |
Performance test details ... | |
Mechanical | |
|---|---|
Two-wheel drive | |
Steering | manual |
Open operator station | |
Photos | |
|---|---|
![]() | |
CO-OP 3 photos... |
Dimensions & Tires | |
|---|---|
Weight | 4450 lbs
2018 kg |
Front tire | 7.50-16 |
Rear tire | 12.75-28 |
Full dimensions and tires ... | |
3 Serial Number Location | |
|---|---|
![]() | |
Left side of dashboard |


