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Years in Production / 1997–1999
John Deere
8400T
Explore the specifications, hardware, and original references for the John Deere 8400T.
250hp
Engine estimate · from PTO
Tracks
Drive
1997–1999
Production years
John Deere
Manufacturer
8400T / 01
At a glance
Overview
1997 - 1999
8000/8000T Series
Agricultural Crawler tractor
Production
Agricultural Crawler tractor
Built in Waterloo, Iowa, USA
- Manufacturer
- John Deere
Mechanical
Hydraulic wet disc brakes
CommandView Cab standard
- Drive
- crawler
- Steering
- hydrostatic power
Capacity
- Fuel
- 130 gal492.1 L
- Hydraulic System
- 65 gal246.0 L
Hydraulics
- Type
- pressure/flow compensated (PFC)
- Capacity
- 65 gal246.0 L
- Pressure
- 2900 psi200.0 bar
- Valves
- 3 to 5
- Pump Flow
- 30 gpm113.6 lpm
- Pump Flow
- 38 gpm (optional)143.8 lpm
Hitch
- Rear Type
- III/IIIN
- Rear Lift
- 15,650 lbs7098 kg
Pto
- Rear Pto
- independent
- Rear Type
- 1000
Electrical
- Ground
- negative
- Charging System
- alternator
- Charging Amps
- 140
- Batteries
- 2
- Battery Volts
- 12
8400T / 02
Under the hood
Engine Detail
John Deere
turbocharged intercooled
6-cylinder
liquid-cooled
- Displacement
- 496 ci8.1 L
- Bore Stroke
- 4.56x5.06 inches116 x 129 mm
- Air Cleaner
- two paper elements
- Compression Ratio
- 16.5:1
- Rated Rpm
- 2200
- Starter Volts
- 12
- Oil Capacity
- 22.7 qts21.5 L
- Coolant Capacity
- 35.9 qts34.0 L
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Options
John Deere 8.1L 6-cyl
8400T / 03
Gears & controls
Transmission
- Transmission Type
- full powershift
- Gears
- 16 forward and 4 reverse
- Oil Capacity
- 260 qts246.1 L
John Deere8400t Transmission
16-speed full powershift
8400T / 04
Size. Stance. Footprint.
Dimensions
- Length
- 207 in525 cm
- Width
- 103.7 in263 cm
- Height (cab)
- 122.9 in312 cm
- Wheelbase
- 89 in226 cm
Tires And Tracks
16-inch tracks
- Wheelbase
- 89 inches226 cm
- Weight
- 25,000 lbs11340 kg
Tires And Tracks
- Width
- 16 inches40 cm
- Width
- 24 inches60 cm
- Width
- 30 inches76 cm
See it in action
Videos
Watch John Deere 8400T videos from their original YouTube creators.
8400T / 06
Tests (NTTL)
Oced Tractor Test1747
Diesel 16-speed crawlerApril 8 - May 1, 1998Link: OCED Tractor Test 1747 file
PTO performance
Drawbar performance
Gear 9 used for power test.
Gear 3 used for pull test.
- Max Power
- 255.16 hp190.3 kW
- Max Power
- 195.75 hp146.0 kW
- Fuel Use
- 13.6 gal/hour51.5 l/hour
- Fuel Use
- 13.0 gal/hour49.2 l/hour
- Power At Rated Engine Speed
- 226.73 hp169.1 kW
- Max Pull
- 27,993 lbs12697 kg