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John Deere 8400T

John Deere 8400T tractor
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The John Deere 8400T is an agricultural crawler tractor produced from 1997 to 1999 as part of the 8000/8000T Series. It features a John Deere 8.1L 6-cylinder turbocharged intercooled engine delivering an estimated 222.2 hp, with a full powershift 16-speed transmission. The tractor is built in Waterloo, Iowa, USA, and includes a CommandView cab, hydrostatic power steering, and hydraulic wet disc brakes. It has a fuel capacity of 130 gallons and a hydraulic system capacity of 65 gallons. The 8400T offers multiple track width options and a rear hitch with a lift capacity of 15,650 lbs. It is designed for heavy-duty agricultural tasks requiring crawler drive and high power output.
John Deere 8400Ttractor specscrawler tractor8.1L engine16-speed powershiftagricultural tractor8000 series
Power250 hp[P]
Founded1995 - 1999
Model8400T

Technical Specifications

Detailed specifications and technical data for John Deere 8400T

Power

PTO (tested):255.16 hp (190.3 kW)
PTO (claimed):225 hp (167.8 kW)
Drawbar (tested):195.75 hp (146.0 kW)

Engine

Model:John Deere 8.1L 6-cyl
Details:turbocharged intercooled, 6-cylinder, liquid-cooled
Rated RPM:2200
Air cleaner:two paper elements
Bore/Stroke:4.56x5.06 inches (116 x 129 mm)
Compression:16.5:1
Displacement:496 ci (8.1 L)
Oil capacity:22.7 qts (21.5 L)
Starter volts:12
Coolant capacity:35.9 qts (34.0 L)

Tracks

Width options:16 inches (40 cm), 24 inches (60 cm), 30 inches (76 cm)

Capacity

Fuel:130 gal (492.1 L)
Hydraulic system:65 gal (246.0 L)

Variants

8400:wheeled tractor
8400T:crawler tractor

Dimensions

Width:103.7 inches (minimum) (263 cm)
Length:207 inches (525 cm)
Wheelbase:89 inches (226 cm)
Height (cab):122.9 inches (312 cm)
Ballasted weight:27,330 lbs (12396 kg)
Operating weight:25,000 lbs (11340 kg)
Length with front weights:219.6 inches (557 cm)
Ground clearance (drawbar):17.7 inches (44 cm)
Ground clearance (rear axle):21.7 inches (55 cm)

Electrical

Ground:negative
Batteries:2
Battery volts:12
Charging amps:140
Charging system:alternator

Hydraulics

Type:pressure/flow compensated (PFC)
Valves:3 to 5
Capacity:65 gal (246.0 L)
Pressure:2900 psi (200.0 bar)
Pump flow:30 gpm (113.6 lpm), 38 gpm (optional) (143.8 lpm)

Mechanical

Cab:CommandView Cab standard
Drive:crawler
Brakes:Hydraulic wet disc brakes
Steering:hydrostatic power

Production

Type:Agricultural Crawler tractor
Series:8000/8000T Series
Built in:Waterloo, Iowa, USA
Years produced:1997 - 1999

Transmission

Type:full powershift
Gears:16 forward and 4 reverse
Oil capacity:260 qts (246.1 L)

Tractor hitch

Rear Type:III/IIIN
Rear lift:15,650 lbs (7098 kg)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:1000

Related Models

John Deere 8410T

Model:8410T

John Deere 8300T

Model:8300T