Comparing the Allis Chalmers D21 Series I and the New Holland 7630

This page provides a detailed comparison of the specifications for the Allis Chalmers D21 Series I and the New Holland 7630. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

SpecificationAllis Chalmers D21 Series INew Holland 7630
General Information
Manufacturer
Allis Chalmers
New Holland
Model
D21 Series I
7630
Category
Row Crop
Utility
Engine
Manufacturer
Allis Chalmers
New Holland
Model
3400
Power Output
103hp
106hp
Rated RPM
2,200RPM
2,200RPM
Cylinders
6
4
Displacement
426ci
274.6ci
Bore
4.25in
4.09in
Stroke
5in
5.2in
Transmission
Type
Sliding gear with dry disc clutch
Constant mesh
Dimensions & Weight
Length
160.6in
162.2in
Width
91.6in
Height
106.6in
112.6in
Operating Weight
9,500lb
8,003lb
Hydraulics
System Type
Open center
Steering Type
Power
Hydrostatic power
Hitch & Towing
Hitch Type
Three-Point Hitch
Hitch Category
III/II
II
Hitch Position
Rear
Chassis & Drive
Chassis Type
4x2 2WD
4x4 MFWD 4WD
Drive Type
2WD
4WD
Steering Type
Power
Hydrostatic power
Brake Type
Band actuated disc
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
21qts
Operator Station
Type
Open