John Deere 8400T

John Deere 8400TThe John Deere 8400T is an agricultural crawler from the 8000/8000T series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1997 to 1999. The John Deere 8400T is equipped with a 8.1 L (496.0 cu·in) six-cylinder diesel engine and a full power shift transmission with 16 forward and 4 reverse gears.

The John Deere 8400T agricultural crawler used the John Deere engine. It is a 8.1 L, 8,128 cm2, (496.0 cu·in) six-cylinder turbocharged intercooled diesel engine with 116.0 mm (4.57 in) of the cylinder bore and 129.0 mm (5.08 in) of the piston stroke. The compression ratio rating is 16.5:1. This engine produced 228.2 PS (167.8 kW; 225 HP) at 2,200 rpm of output power.

The John Deere 8400T is equipped with hydrostatic power steering, hydraulic wet disc brakes, CommandView Cab (standard), and 492.1 liters (130 US gal.; 108.2 Imp. gal) fuel tank.

John Deere 8400T Specifications

General Specifications
ModelJohn Deere 8400T
Length5,250 mm (206.7 in)
Width2,630 mm (103.5 in)
Height3,120 mm (122.8 in)
Wheel base2,260 mm (89 in)
Ground clearance Drawbar: 440 mm (17.3 in)
Rear axle: 550 mm (21.7 in)
Weight (operating)11,340 kg (25,000 lbs)
Fuel tank capacity492.1 liters (130 US gal.; 108.2 Imp. gal)
BatteryTwo 12V, CCA 925A
Cabin typeCommandView Cab (standard)
Engine modelJohn Deere
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement8.1 L, 8,128 cm2, (496.0 cu·in)
Bore and stroke116.0 mm X 129.0 mm (4.57 in X 5.08 in)
Compression ratio16.5:1
Horsepower228.2 PS (167.8 kW; 225 HP) at 2,200 rpm
Oil capacity:21.5 L (22.7 US. qt, 18.9 Imp. qt.)
Coolant capacity:34.0 L (35.9 US. qt, 29.9 Imp. qt.)
Transmission and chassis
Steering typeHydrostatic power
BrakesHydraulic wet disc
Transmission model
Transmission typeFull power shift
Gears16 forward and 4 reverse
Speed Forward: 30.2 kmh (18.8 mph) Reverse: 9.2 kmh (5.7 mph)
Transmission oil capacity246.1 L (65 US. gal, 54.1 Imp. gal.)
Optional24, 30-inch
Three-Point Hitch
Control type
Lift capacity7,098 kg (15,650 lbs)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed1000 rpm
Hydraulic system
Hydraulic typeClosed center pressure-flow compensated (PFC)
Hydraulic capacity246.0 L (65 US. gal, 54.1 Imp. gal.)
Pressure2900 psi (199.9 bar)
Valves3 to 5
Pump flow 30.0 gpm (113.6 lpm)
38.0 gpm (143.8 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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