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Allis-Chalmers One-Ninety (190)
Allis-Chalmers 190 XT, from 1967. seen at show at Carrollton, Ohio · Photo: Roseohioresident, CC BY-SA 4.0, via Wikimedia Commons
Allis-Chalmers · Post-war · Row-crop

One-Ninety (190)

Built 1964–1973 (One-Ninety XT 1965–1971)
Power
85engine hp
Engine
6-cyl 4.9 L Diesel
Weight
3,558kg
Gearbox
8 forward, 2 reverse

The story

Allis-Chalmers launched the One-Ninety in 1964 while most of its D series was still on sale. Developed from the D19, it brought a new six-cylinder engine, a raised operator platform for a better view and a console grouping the lift and hydraulic controls.

The four-speed gearbox came from the D19, but the Power Director split every gear for eight speeds, changeable on the move. Diesel, petrol and LP gas versions were offered, though petrol and LP tractors were few.

The turbocharged One-Ninety XT followed and outperformed the larger D21 until that model got its own turbo. Factory cabs arrived in 1965.

The range was replaced by the Model 200 in 1972, with the plain diesel listed into 1973.

Did you knowOwners who turned up the injection pump on the XT found it could make 120 hp or more, sometimes at the cost of the rear end.
For sale

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Specifications

Engine
MakerAllis-Chalmers (2800 diesel; G2500 petrol)
FuelDiesel or petrol (gasoline); LP gas also offered
Cylinders6
Displacement4.9 L / 301 cu in
Power
Rated engine power85 hp
PTO power77 hp
Drive
Transmission8 forward, 2 reverse (4-speed gearbox with Power Director on-the-go splitter)
Top speed24 km/h / 14.9 mph
Hitch3-point
Size
Weight3,558 kg / 7,840 lb
Fuel tank182 L (about 48 US gal)
History
Built1964–1973 (One-Ninety XT 1965–1971)
Number madeOver 20,000 of the One-Ninety XT; total for all One-Ninety versions not found
Price newUS$8,672 (One-Ninety XT, as quoted by Wikipedia)

About these figures. Figures are for the One-Ninety diesel (2800 engine, 301 cu in): 85 hp SAE and 77.2 PTO hp from Koneviesti brochure data. The petrol One-Ninety used the smaller G2500 engine (about 4.3 L, 265 cu in) at about 75 PTO hp. The turbocharged One-Ninety XT diesel gave about 93 to 94 PTO hp, and some were turned up to 120 hp or more, which strained the drivetrain.

Sources

  1. Wikipedia: Allis-Chalmers 190XT
  2. Koneviesti Konedata: Allis-Chalmers 190-200 (1964-75)
  3. AllisChalmers.com: company history

Last checked 1 November 2026

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