Comparing the Allis Chalmers D21 Series I and the Valmet 6750

This page provides a detailed comparison of the specifications for the Allis Chalmers D21 Series I and the Valmet 6750. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

SpecificationAllis Chalmers D21 Series IValmet 6750
General Information
Manufacturer
Allis Chalmers
Valmet
Model
D21 Series I
6750
Category
Row Crop
Row Crop
Engine
Manufacturer
Allis Chalmers
Valmet
Model
3400
420 DWRIE
Power Output
103hp
104.6hp
Rated RPM
2,200RPM
1,600RPM
Cylinders
6
4
Displacement
426ci
268.4ci
Bore
4.25in
4.25in
Stroke
5in
4.72in
Transmission
Type
Sliding gear with dry disc clutch
Three-speed power shift
Dimensions & Weight
Length
160.6in
178.3in
Width
91.6in
85.8in
Height
106.6in
110in
Operating Weight
9,500lb
10,251lb
Hydraulics
Steering Type
Power
Power
Hitch & Towing
Hitch Type
Three-Point Hitch
Category 3
Hitch Category
III/II
Category 3
Hitch Position
Rear
Rear
Chassis & Drive
Chassis Type
4x2 2WD
4x4 MFWD 4WD
Drive Type
2WD
4WD
Steering Type
Power
Power
Brake Type
Band actuated disc
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
5.25gal
Operator Station
Type
Open
Cab