Twin City 21-32
VerifiedThe Twin City 21-32 was built by Minneapolis Steel & Machinery Co. under the Twin City name, approximately 1926–1928, with about 302 built. FE (21-32) engine in a 17-28 chassis. After the 1929 merger that created Minneapolis-Moline, the later Twin City designs were assembled under the MM banner.
The serial ranges below are from Tony Thompson’s compiled Twin City serial record (hosted by the Minneapolis-Moline Collectors Inc.), drawn from factory archives. Use them to date a tractor, and confirm against the machine’s own number. We do not assert horsepower or other specifications here until confirmed against factory literature.
Serial Number Ranges
| Year | Serial range | Number type | Source confidence |
|---|---|---|---|
| 1926 | 150001 – 150062 | tractor plate | Verified High |
| 1928 | 150063 – 150302 | tractor plate | Verified High |
Factory Paint Colors
Body, wheel, and powertrain colors documented for this model's era by the MMCI Paint Committee. The exact part-by-part configuration, year breaks, and footnotes are in the full paint reference. Individual tractors vary — special orders and regional exceptions were common, so confirm against your own machine.
- Battleship Gray (body)
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.
Documented parts
Cataloged Minneapolis-Moline part numbers documented for this model. Applications vary by serial, year, and configuration — confirm against your parts book before ordering.
Clutch
- FT408 — Clutch friction disc, 11.5" OD x 6.25" ID x 0.155"
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: Twin City Tractor Serial Numbers — Tony Thompson (MMCI) tier 2
Last checked: 2026-05-31