Comparing the Allis Chalmers HD11AG and the Allis Chalmers HD21

This page provides a detailed comparison of the specifications for the Allis Chalmers HD11AG and the Allis Chalmers HD21. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

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Allis Chalmers HD21 Tractor
Allis Chalmers HD21 Tractor
SpecificationAllis Chalmers HD11AGAllis Chalmers HD21
General Information
Manufacturer
Allis Chalmers
Allis Chalmers
Model
HD11AG
HD21
Category
Industrial
Agricultural
Engine
Manufacturer
Allis Chalmers
Allis-Chalmers
Model
11000
Power Output
130hp
225hp
Rated RPM
1,800RPM
1,800RPM
Cylinders
6
6
Displacement
516ci
844ci
Bore
4.44in
5.25in
Stroke
5.56in
6.5in
Transmission
Type
Gear
Torque Converter
Dimensions & Weight
Length
149in
198in
Width
95.9in
Height
77.7in
99in
Operating Weight
23,000lb
45,500lb
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
44qts
80qts