Comparing the Allis Chalmers HD21 and the John Deere 8450

This page provides a detailed comparison of the specifications for the Allis Chalmers HD21 and the John Deere 8450. 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
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SpecificationAllis Chalmers HD21John Deere 8450
General Information
Manufacturer
Allis Chalmers
John Deere
Model
HD21
8450
Category
Utility
Engine
Manufacturer
Allis-Chalmers
John Deere
Power Output
225hp
225hp
Rated RPM
1,800RPM
2,100RPM
Cylinders
6
6
Displacement
844ci
466ci
Bore
5.25in
4.56in
Stroke
6.5in
4.75in
Transmission
Type
Torque Converter
Partial power shift
Dimensions & Weight
Length
198in
223.5in
Height
99in
Operating Weight
45,500lb
29,150lb
Hydraulics
System Type
Closed-center constant pressure
Steering Type
Articulated power
Hitch & Towing
Hitch Type
Three-Point Hitch
Hitch Category
Category 3
Hitch Capacity
9,262lb
Chassis & Drive
Chassis Type
4x4 articulated 4WD
Drive Type
4WD
Steering Type
Articulated power
Electrical
Starter Type
Electric
12 volts
Capacities
Coolant
80qts
42qts