| Production | |
| Manufacturer | Advance-Rumely |
| Standard-tread tractor | |
| Built in La Porte, Indiana, USA | |
| Total built | 2,400 |
| Advance-Rumely OilPull X 25/40 Engine | |
| Rumley 9.9L 2-cyl kerosene | |
| Fuel tank | 25.75 gal 97.5 L |
| Aux. fuel | 1.25 gal 4.7 L |
| Advance-Rumely OilPull X 25/40 Power | |
| Drawbar (claimed) | 25 hp 18.6 kW |
| Belt (claimed) | 40 hp 29.8 kW |
| Drawbar (tested) | 38.66 hp 28.8 kW |
| Belt (tested) | 50.26 hp 37.5 kW |
| Mechanical | |
| Two-wheel drive | |
| Steering | manual |
| Open operator station. | |
| Dimensions & Tires | |
| Weight | 9,300 lbs 4218 kg |
| Front tire | 34x7 |
| Rear tire | 52x16 |
| OilPull X 25/40 Serial Numbers | |
| 1928 | 1 |
| 1929 | 2129 |
| 1930 | 3734 |
FAQ: How to read a serial number table. | |
| Belt Pulley | |
| Diameter | 18.75 inches 47 cm |
| Width | 8.5 inches 21 cm |
| RPM | 725 |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on October 16, 2022 |