The Knudson 220 is a rare four-wheel drive (4WD) farm tractor produced by Knudson in Crosby, North Dakota, USA, from 1967 to 1968. Only one unit was built. It is powered by a Cummins 12.2L 6-cylinder liquid-cooled diesel engine producing 220 hp (164.1 kW). The tractor features a 10-speed gear transmission with 10 forward and 2 reverse gears, 4x4 drive with power four-wheel steering, and a standard cab.
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