Comparing the Allis Chalmers D21 Series I and the Valtra 6550Hi

This page provides a detailed comparison of the specifications for the Allis Chalmers D21 Series I and the Valtra 6550Hi. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

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Valtra 6550Hi Tractor
Valtra 6550Hi Tractor
Valtra 6550Hi Tractor
Valtra 6550Hi Tractor
SpecificationAllis Chalmers D21 Series IValtra 6550Hi
General Information
Manufacturer
Allis Chalmers
Valtra
Model
D21 Series I
6550Hi
Category
Row Crop
Row Crop
Engine
Manufacturer
Allis Chalmers
SisuDiesel
Model
3400
44 ET
Power Output
103hp
103.3hp
Rated RPM
2,200RPM
2,200RPM
Cylinders
6
4
Displacement
426ci
268.4ci
Bore
4.25in
4.25in
Stroke
5in
4.72in
Transmission
Type
Sliding gear with dry disc clutch
HiTech three-speed power shift
Dimensions & Weight
Length
160.6in
178.5in
Width
91.6in
89.8in
Height
106.6in
107.9in
Operating Weight
9,500lb
10,274lb
Hydraulics
Steering Type
Power
Power
Hitch & Towing
Hitch Type
Three-Point Hitch
Category 3 Hitch
Hitch Category
III/II
II
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
21qts
Operator Station
Type
Open
Cab