Harman US
Minneapolis-Moline tractor ยท 1953-1955

Minneapolis-Moline UB Tractor

The Minneapolis-Moline UB is a 1950s row-crop tractor with a 283 cubic-inch four-cylinder engine and about 46 claimed PTO horsepower. It is valued for its substantial build, live PTO, and distinctive Minneapolis-Moline styling.

Production years
1953-1955
Engine
283 cu in Minneapolis-Moline, four-cylinder gasoline
Power
46 hp claimed PTO; 51 hp tested belt
Weight
About 6,050 lb

Minneapolis-Moline UB specifications

Production years1953-1955
Engine283 cu in Minneapolis-Moline, four-cylinder gasoline
Power46 hp claimed PTO; 51 hp tested belt
Transmission5-speed gear transmission
WeightAbout 6,050 lb
Fuel typeGasoline; diesel and LP-gas versions offered
PTOLive 540 rpm rear PTO
ConfigurationRow-crop variants included tricycle and adjustable wide front ends

What the UB is used for

The UB was designed for demanding general field work, including plowing, disking, planting, belt work, and other mid-century farm tasks. Its weight and live PTO gave it real capability with period implements.

Today, it is most often restored, shown, and used for light vintage farm work. It appeals to collectors who want a powerful four-cylinder Minneapolis-Moline without moving into the largest tractors of the era.

Why the Minneapolis-Moline UB stands out

The UB is notable for robust construction, a large-displacement four-cylinder engine, and the recognizable Minneapolis-Moline yellow finish. It has a dedicated following, and many basic service parts remain available through vintage-tractor suppliers.

Buying a used Minneapolis-Moline UB

Check engine oil pressure, cooling-system condition, block and head repairs, transmission and final-drive noise, and clutch and brake function. Verify the live PTO, steering, tire condition, and exact UB variant, then confirm serial information and specifications with TractorData.com or serial-number records.

Minneapolis-Moline UB frequently asked questions

How much horsepower does a Minneapolis-Moline UB have?

It is commonly listed at 46 claimed PTO horsepower and about 51 tested belt horsepower.

What years was the Minneapolis-Moline UB made?

The UB was produced from 1953 through 1955.

Are Minneapolis-Moline UB parts available?

Many maintenance parts are available through vintage-tractor suppliers and collector networks, though some model-specific castings and cosmetic parts may take longer to locate.

Specifications are commonly cited figures for general reference; exact figures vary by year and serial number, so confirm against TractorData.com and the machine's records. Values and prices of used tractors vary by condition and region. Page updated Aug 4, 2026.

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