Minneapolis (MTM) 39-57
VerifiedThe Minneapolis 39-57 (Minneapolis Threshing Machine Company) was built 1928–1929. Specifications are being verified — see Sources below.
Specifications
| Engine | Stearns 10.1L 4-cyl gasoline |
|---|---|
| Displacement | 10.1 L |
| Cylinders | 4 |
| Fuel | Gasoline |
| Drawbar (claimed) | 39 hp (29.1 kW) |
| Belt (claimed) | 57 hp (42.5 kW) |
| Drawbar (tested) | 47.77 hp (35.6 kW) |
| Belt (tested) | 64.55 hp (48.1 kW) |
| Transmission | 2-speed gear |
| Drive | Two-wheel drive |
| Steering | Manual steering |
| Weight | 9,695 lbs (4,397 kg) |
| Rear tire | 58x19.5 |
| Belt pulley diameter | 20 inches (50 cm) |
| Belt pulley width | 8.5 inches (21 cm) |
| Belt pulley RPM | 620 |
Specifications per the cited source below. Manufacturer-advertised figures can differ from tested values — confirm restoration-critical specs against factory literature.
Finding Parts
We don't publish part numbers we can't verify against factory literature. The authority for this model's part numbers is its factory parts catalog; interchange is serial- and configuration-dependent, so always confirm against the parts book before buying.
Surviving Examples (collector-reported census)
No tractors registered for this model yet. The MinnieMo registry is owner-submitted and moderator-reviewed — help start the census.
Sources & Verification Notes
Status: Verified
Primary source: TractorData — Minneapolis (Minneapolis Threshing Machine Co.) tractors tier 4
Last checked: 2026-05-31
Where this model fits in the Minneapolis-Moline history & timeline →
Owner Notes & Questions
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