Comparing the John Deere 4840 and the John Deere 8120T

This page provides a detailed comparison of the specifications for the John Deere 4840 and the John Deere 8120T. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

SpecificationJohn Deere 4840John Deere 8120T
General Information
Manufacturer
John Deere
John Deere
Model
4840
8120T
Category
Row Crop
Engine
Manufacturer
John Deere
John Deere
Power Output
200hp
200hp
Rated RPM
2,200RPM
2,200RPM
Cylinders
6
6
Displacement
466ci
496ci
Bore
4.57in
4.56in
Stroke
4.76in
5.06in
Transmission
Type
Full power shift
Full power shift
Dimensions & Weight
Length
177in
207in
Width
96in
103.7in
Height
117in
122.9in
Operating Weight
18,000lb
25,950lb
Hydraulics
System Type
Closed center
Closed center pressure flow compensated (PFC)
Steering Type
Power
Electro-hydraulic power
Hitch & Towing
Hitch Type
Three-Point Hitch
Three-Point Hitch
Hitch Category
III
III/IIIN
Hitch Position
Rear
Hitch Capacity
8,290lb
Chassis & Drive
Chassis Type
4x2 2WD
Track
Drive Type
2WD
Track
Steering Type
Power
Electro-hydraulic power
Brake Type
Differential hydraulic wet disc
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
40qts
35.9qts
Operator Station
Type
Sound-Gard Cab
Cab