John Deere 8400R

John Deere 8400RThe John Deere 8400R is a 4WD row-crop tractor from the 8R series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 2016 to 2019. The JD 8400R is equipped with a 9.0 L (548.0 cu·in) six-cylinder diesel engine and a full power shift transmission with 23 forward and 11 reverse gears.

The John Deere 8400R row-crop tractor used the John Deere PowerTech PSS engine. It is a 9.0 L, 8,980 cm2, (548.0 cu·in) six-cylinder turbocharged aftercooled diesel engine with 118.0 mm (4.65 in) of the cylinder bore and 136.0 mm (5.35 in) of the piston stroke. The compression ratio rating is 16.0:1. This engine produced 405.7 PS (298.3 kW; 400.0 HP) at 2,100 rpm of output power.

The JD 8400R is equipped with hydrostatic power or active command steering (optional), hydraulic wet disc brakes, CommandView III cab (standard), and 645.0 liters (170.4 US gal.; 141.9 Imp. gal) fuel tank.

John Deere 8400R Specifications

General Specifications
Model John Deere 8400R
Length 6,220 mm (244.9 in)
Width (woth warning lamp) 3,480 mm (137 in)
Height 3,280 mm (129.1 in)
Wheel base
Ground clearance Front axle: 580 mm (22.8 in)
Rear axle: 630 mm (24.8 in)
Weight 14,830 kg (32,695 lbs)
Fuel tank capacity 645.0 liters (170.4 US gal.; 142.0 Imp. gal)
G49 chassis: 685.8 liters (181.2 US gal.; 152.0 Imp. gal)
Battery Two 12V, CCA 925A
Cabin type CommandView III cab (standard)
Engine model John Deere PowerTech PSS
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 9.0 L, 8,980 cm2, (548.0 cu·in)
Bore and stroke 118.0 mm X 136.0 mm (4.65 in X 5.35 in)
Compression ratio 16.0:1
Horsepower 405.7 PS (298.3 kW; 400.0 HP) at 2,100 rpm
Starter Electric
Transmission and chassis
Chassis 4×4 MFWD 4WD
Steering type Hydrostatic power or Active Command steering (optional)
Brakes Hydraulic wet disc
Final drive Inboard planetary
Differential lock Hydraulic rear standard
Transmission model John Deere e23
Transmission type Full power shift
Gears 23 forward and 11 reverse
Front tires Ag: 380/80R38
Rear tires Ag: 480/80R50
Three-Point Hitch
Category IVN/III
Rear Arms Hydraulic center link (optional)
Lift capacity (at ends) 6,800 kg (15,000 lbs)
9,000 kg (20,000 lbs) – optional
Front Hitch Optional
Front lift (at ends) 5,195 kg (11,450 lbs)
Drawbar Cat 4
Cat 4 Heavy-Duty (optional)
PTO (Power take-off shaft)
Front PTO type Independent (optional)
Front PTO speed 1,000 rpm (1.75) or 1,000 rpm (1.375)
Rear PTO type Independent
Rear PTO speed 1000 (1.75), 1000/1000E (1.75) – (optional), 540/1000 (1.375) – (optional)
Hydraulic system
Hydraulic type Closed-center load sensing pressure flow compensated
Hydraulic capacity 40.1 L (10.6 US. gal, 8.8 Imp. gal.)
Optional: 90.1 liters (23.8 US gal, 19.8 Imp. gal)
Valves Rear valves: 4 to 6
Front valve: 0 to 2
Pump flow 60.0 gpm (227.1 lpm)
85.0 gpm (321.8 lpm) – optional
SCV flow 35.0 gpm (132.5 lpm)
42.0 gpm (159.0 lpm) – optional
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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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