Comparing the Allis Chalmers D21 Series I and the John Deere 6615

This page provides a detailed comparison of the specifications for the Allis Chalmers D21 Series I and the John Deere 6615. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

SpecificationAllis Chalmers D21 Series IJohn Deere 6615
General Information
Manufacturer
Allis Chalmers
John Deere
Model
D21 Series I
6615
Category
Row Crop
Utility
Engine
Manufacturer
Allis Chalmers
John Deere
Model
3400
6068T
Power Output
103hp
105.3hp
Rated RPM
2,200RPM
2,300RPM
Cylinders
6
6
Displacement
426ci
414ci
Bore
4.25in
4.19inches
Stroke
5in
5inches
Transmission
Type
Sliding gear with dry disc clutch
Fully synchronized, Power shuttle, Four-speed power shift
Dimensions & Weight
Length
160.6in
177.2inches
Width
91.6in
Height
106.6in
107.8inches
Operating Weight
9,500lb
10,670lb
Hydraulics
System Type
Constant-flow load-sensing
Steering Type
Power
Hydrostatic power
Hitch & Towing
Hitch Type
Three-Point Hitch
Hitch Category
III/II
Category 2
Hitch Position
Rear
Rear
Hitch Capacity
6,475lb
Chassis & Drive
Chassis Type
4x2 2WD
4x4 MFWD 4WD
Drive Type
2WD
4WD
Steering Type
Power
Hydrostatic power
Brake Type
Band actuated disc
Hydraulic wet disc
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
21qts
13.7qts
Operator Station
Type
Open
Two-post foldable ROPS or ComfortVantage Cab (optional)