John Deere 4025: all source data

All 47 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
Manufacturer	John Deere
(no label)	Row-Crop tractor
(no label)	Built in Monterrey, Mexico
(no label)	The John Deere model 4025 was an export version of the 4020. The basic units were constructed at Waterloo, and then shipped to Mexico for final assembly and paint.

Engine
(no label)	John Deere 6.6L 6-cyl diesel
Fuel tank	34 gal \| 128.7 L

Transmission
(no label)	8-speed partially synchronized
(no label)	8-speed full power shift

Power
PTO (claimed)	94 hp \| 70.1 kW

Mechanical
(no label)	Two-wheel drive
(no label)	Open operator station.

Hydraulics
Type	open center
Valves	1

Hitch
Rear Type	II/I

Pto
Rear PTO	independent
Rear PTO Type	540/1000

Dimensions
Wheelbase	97.5 inches \| 247 cm
Weight	8555 lbs \| 3880 kg
Front tire	6.00-16
Rear tire	15.5-38

Engine

Engine detail
(no label)	John Deere
(no label)	diesel
(no label)	6-cylinder
(no label)	liquid-cooled
Displacement	404 ci \| 6.6 L
Bore/Stroke	4.25x4.75 inches \| 108 x 121 mm
Rated RPM	2500
Firing order	1-5-3-6-2-4
Starter	electric
Starter volts	12

Transmission

Transmission options
(no label)	8-speed partially synchronized
(no label)	8-speed full power shift

Transmission
Transmission	Syncro-Range
Type	partially synchronized
Gears	8 forward and 2 reverse
Type	full power shift
Gears	8 forward and 4 reverse

Dimensions

Tires
Ag front	6.00-16
Ag front	7.50-18
Ag rear	15.5-38
Ag rear	18.4-34

Dimensions
Wheelbase	97.5 inches \| 247 cm
Length	152.75 inches \| 387 cm
Width	89.625 inches \| 227 cm
Height (steering wheel)	79.875 inches \| 202 cm
Height (exhaust)	90.75 inches \| 230 cm
Weight	8555 lbs \| 3880 kg