Comparing the Allis Chalmers HD21 and the CaseIH Puma 225

This page provides a detailed comparison of the specifications for the Allis Chalmers HD21 and the CaseIH Puma 225. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

Image Gallery
Allis Chalmers HD21 Tractor
Allis Chalmers HD21 Tractor
Image Gallery
No images available.
SpecificationAllis Chalmers HD21CaseIH Puma 225
General Information
Manufacturer
Allis Chalmers
CaseIH
Model
HD21
Puma 225
Engine
Manufacturer
Allis-Chalmers
CDC
Model
24-valve
Power Output
225hp
225hp
Rated RPM
1,800RPM
2,200RPM
Cylinders
6
6
Displacement
844ci
411ci
Bore
5.25in
4.09in
Stroke
6.5in
5.2in
Transmission
Type
Torque Converter
Continuously variable transmission (CVT)
Dimensions & Weight
Length
198in
Height
99in
122.6in
Operating Weight
45,500lb
16,500lb
Hydraulics
System Type
Pressure flow compensating (PFC)
Steering Type
Power
Hitch & Towing
Hitch Category
2/3N
Hitch Position
Rear
Chassis & Drive
Steering Type
Power
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
80qts
Operator Station
Type
Cab