Allis Chalmers D21 Series II


Allis Chalmers D21 Series II tractor photo
1963 - 1969
Model year
D Series
Row-Crop tractor
Series map:
D21
134.4hp*
*Estimated engine power for comparison only.
Production
ManufacturerAllis Chalmers
Row-Crop tractor
Built in West Allis, Wisconsin, USA
Total built2,409
Original price was $10,500 in 1969
The upgraded D21 II began at serial number 2201 in 1965.
Allis Chalmers D21 Engine
Allis Chalmers 7.0L 6-cyl diesel
Fuel tank52 gal
196.8 L
Engine details ...
Allis Chalmers D21 Power
PTO (claimed)121 hp
90.2 kW
Plows7
Drawbar (tested)116.41 hp
86.8 kW
PTO (tested)127.75 hp
95.3 kW
Performance test details ...
Mechanical
Two-wheel drive
Power steering
Band actuated disc brakes
Open operator station.
Tractor hitch
Rear TypeIII/II
Power Take-off (PTO)
Rear PTOindependent
Rear RPM1000
Dimensions & Tires
Wheelbase96.1 inches
244 cm
Weight9500 lbs
4309 kg
Front tire7.50x20
Rear tire18.4x34
Full dimensions and tires ...
D21 Serial Numbers
1963100 (Series I)
19641417 (Series I)
19652079 (Series I)
Final2129 (Series I)
19652130 (Series II)
19662408 (Series II)
19672863 (Series II)
19683777 (Series II)
19694498 (Series II)
Final4609 (Series II)

FAQ: How to read a serial number table.
D21 Serial Location
Allis Chalmers D21 serial number location
Serial number on the left side of the Allis-Chalmers D21, stamped into the flange near the starter mounting.
Electrical
Groundnegative
Charging systemDelco-Remy generator
Charging amps32
Batteries2
 4 OptOptional
Battery volts12
Battery AH95
References
D21 Series II references literature
Operating Instructions Model D21 Series II Turbocharged Diesel Tractor (TM-385A) published in 1965
Page information
Contact: Peter Easterlund
Updated on November 10, 2022
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