Allis Chalmers WC
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| Production | |
| Manufacturer | Allis Chalmers |
| Row-Crop tractor | |
| Built in West Allis, Wisconsin, USA | |
| Total built | 178,202 |
| The Allis-Chalmers WC was the first tractor tested on rubber tires at Nebraska. The WC was styled in 1938, starting at serial number WC74330. The styled WC featured a rounded radiator and larger tires. | |
| Variants | |
| WF | Standard front version (wide) |
| Allis Chalmers WC Engines | |
| Waukesha 3.0L 4-cyl gasoline | |
| Allis-Chalmers 3.3L 4-cyl distillate | |
| Allis-Chalmers 3.3L 4-cyl gasoline | |
| Fuel tank | 15 gal 56.8 L |
| Aux. fuel | 1 gal 3.8 L |
 Engine details ... | |
| Allis Chalmers WC Transmission | |
| 4-speed non-synchronized gear | |
 Transmission details ... |
| Allis Chalmers WC Power | |
| Drawbar (claimed) | 12 hp 8.9 kW |
| Belt (claimed) | 21 hp 15.7 kW |
| Plows | 2 |
| Drawbar (tested) | 18.72 hp 14.0 kW |
| Belt (tested) | 25.45 hp 19.0 kW |
 Performance test details ... | |
| Mechanical | |
| Two-wheel drive | |
| Steering | manual |
| Differential hand-operated mechanical drum brakes | |
| Open operator station with steel pan seat. | |
| Photos | |
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 Allis Chalmers WC photos... | |
| Power Take-off (PTO) | |
| Rear PTO | transmission |
| Rear PTO Type | 535 |
| Dimensions & Tires | |
| Weight | 2700 to 3792 pounds |
| Front tire | 24x4 |
| Rear tire | 40x6 |
 Full dimensions and tires ... | |
| WC Serial Number Location | |
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| Serial number is on the rear of the Allis-Chalmers WC, stamped into the differential housing. |
| WC Serial Numbers | |
| 1933 | 1 |
| 1934 | 29 |
| 1935 | 3127 |
| 1936 | 13870 |
| 1937 | 31784 |
| 1938 | 60790 |
| 1939 | 75216 |
| 1940 | 91534 |
| 1941 | 103517 |
| 1942 | 114534 |
| 1943 | 123171 |
| 1944 | 127642 |
| 1945 | 134624 |
| 1946 | 148091 |
| 1947 | 152845 |
| 1948 | 170174 |
| Final | 178202 |
FAQ: How to read a serial number table. | |
| Belt Pulley | |
| Diameter | 9 inches 22 cm |
| Width | 6.5 inches 16 cm |
| RPM | 1170 |
| Electrical | |
| Charging system | generator |
| Battery volts | 6 |
| Battery AH | 95 |
| References | |
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| Agricultural Catalog published in 1935, by Allis Chalmers | |
| Build a Better Farm published in 1940, by Allis Chalmers |
| Page information | |
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| Email me: Peter@TractorData.com | |
| TractorData is a family-owned small business located in Minnesota. I have been researching tractor history and providing specifications for free since 1999. | |
| Peter Easterlund - owner/author | |
| This machine's data modified on December 2, 2025 |