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Allis Chalmers D21 Agricultural Tractors

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SPECS / AGRICULTURAL TRACTORS

Allis Chalmers D21 Specs

Allis Chalmers D21 agricultural tractor specifications: tractor type Row-Crop Tractor, horsepower 90.2 kW, weight 4310.0 kg, transmission type Sliding gear with dry disc clutch.

Manufacturer specifications

SpecificationMetricImperial
Tractor TypeRow-Crop Tractor
Horsepower90.2 kW121.0 HP
Weight4310.0 kg9501.9 lbs
Transmission TypeSliding gear with dry disc clutch
Length407.0 cm160.2 in.
Years Made1965-1969
Engine ModelAllis Chalmers 3500
Engine Type4-stroke, liquid-cooled, inline
Fuel TypeDiesel
Cylinders6
Displacement6980 cc425.9 cu in.
Bore10.79 cm4.25 in.
Stroke12.70 cm5.00 in.
Rear PTO TypeIndependent
Rear PTO Speed1.000 RPM
Rated RPM2200 RPM
Compression Ratio16.0:1
BatteryTwo or four 12V, 95Ah
StarterElectric
Height270.0 cm106.3 in.
Width232.0 cm91.3 in.
Wheelbase244.0 cm96.1 in.
Fuel Tank Capacity196.8 l52.0 gal
Oil Capacity14.2 l3.8 gal
Coolant Capacity29.3 l7.7 gal
Transmission Oil Capacity64.4 l17.0 gal
Transmission ModelPower Director
Gears8 forward and 2 reverse
Chassis4×2 2WD
Max. Travel Speed11.0 km/hForward: 16.2 MPH (26.0 km/h) Reverse: 6.8 MPH
BrakesBand actuated disc
Drawbar CategoryIII/II
Cabin TypeOpen operator station
Steering TypePower
Front TiresAg: 7.50×20
Rear TiresAg: 18.4×34

Source: heavyequipments.net archive (imported 2026-10). Values may vary by variant and production year; seller claims are shown separately on the listing page.

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