Power: 114 hp[P] Date of manufacture : 1963 - 1969
Production Manufacturer: Allis Chalmers Type: Row-Crop tractor Factory: West Allis, Wisconsin, USA Total built: 1,129 Original price: $5,700 (1964 ) Mechanical Chassis: 4x2 2WD Steering: power Brakes: band actuated disc Cab: Open operator station. Transmission: 8-speed sliding gear Photos Allis Chalmers D21 photos... Tractor hitch Rear Type: III/II Power Take-off (PTO) Rear PTO: independent Rear RPM: 1000 Dimensions & Tires Wheelbase: 96.1 inches 244 cm Weight: 9500 lbs 4309 kg Front tire: 7.50x20 Rear tire: 18.4x34 Full dimensions and tires ... D21 Serial Numbers Location: Serial number on the left side of the Allis-Chalmers D21, stamped into the flange near the starter mounting. 1963: 100 1964: 1417 1965: 2079 1966: 2408 1967: 2863 1968: 3777 1969: 4498 how to read serial numbers... Electrical Ground: negative Charging system: Delco-Remy generator Charging amps: 32 Batteries: 2   4*Optional Battery volts: 12 Battery AH: 95

Allis Chalmers D14	Power: 37 hp[B]	Date of manufacture : 1957 - 1960

Allis Chalmers D15	Power: 44 hp[P]	Date of manufacture : 1960 - 1968

Allis Chalmers D17	Power: 63 hp	Date of manufacture : 1957 - 1967

Allis Chalmers D19	Power: 85 hp	Date of manufacture : 1961 - 1964

Allis Chalmers D21	Power: 114 hp[P]	Date of manufacture : 1963 - 1969

Allis Chalmers D270	Power: 27 hp	Date of manufacture : 1954 - 1957

Allis Chalmers D272	Power: 27 hp	Date of manufacture : 1957 - 1960

Allis Chalmers E 30-60	Power: 66 hp[B]	Date of manufacture : 0000 - 0000

Allis Chalmers ED40	Power: 37 hp	Date of manufacture : 1960 - 1968