D-21 Series I (1963-1965)

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Tractor Info


This tractor was the largest of the D series and was the first tractor that Allis-Chalmers produced to exceed 100 horsepower as it was rated at 103. These tractors were also styled differently than the other D series tractors, with full fender, a large platform, and a rear-mounted fuel tank, it allowed for 10 hours of field work.

Tractor Info

Engine: AC Injected

Cylinders: 6

Bore & Stroke: 4.25 x 5.00

RPM: 2,200

CID: 426

Fuel: Diesel

Main Fuel Tank Cap: 52

Aux Fuel Tank Cap:

Carburetor: Injection Pump

Cooling Capacity: 5.25

Drawbar HP: 95.38

Belt PTO HP: 105

Weight: 10,745 lbs

Length: 160.6 inches

Width: 91.6 inches

Height: inches

Number of Gears: 8/2


Total Produced: 1,129 1963: 1001

1964: 1417

1965: 2079-2129

Location: Front of the torque housing on left side

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