John Deere 7920

John Deere 7920The John Deere 7920 is a 4WD row-crop tractor from the 7020 series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 2004 to 2007. The John Deere 7920 is equipped with a 8.1 L (496.0 cu·in) six-cylinder diesel engine and a infinitely variable transmission transmission with infinite forward and reverse gears.

The JD 7920 row-crop tractor 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 210.9 PS (155.1 kW; 208.0 HP) at 2,100 rpm of rated output power.

The John Deere 7920 is equipped with hydrostatic power steering, hydraulic wet disc brakes, cab (standard) and 391.7 liters (103.5 US gal.; 86.2 Imp. gal) fuel tank.

John Deere 7920 Specifications

General Specifications
ModelJohn Deere 7920
Length5,380 mm (211.8 in)
Width2,430 mm (95.7 in)
Height (cab)3,180 mm (125.2 in)
Wheel base2,860 mm (112.6 in)
Ground clearance (front axle)560 mm (22 in)
Weight (operating)8,150 kg (17,968 lbs)
Fuel tank capacity 391.7 liters (103.5 US gal.; 86.2 Imp. gal)
With right step: 358.4 liters (94.7 US gal.; 78.8 Imp. gal)
BatteryTwo 12V, CCA 925A
Cabin typeCab (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
Horsepower210.9 PS (155.1 kW; 208.0 HP) at 2,100 rpm
Torque969.1 N·m (98.8 kg·m, 714.2 ft·lb) at 1,400 rpm
Oil capacity:24.0 L (25.4 US. qt, 21.1 Imp. qt.)
Coolant capacity:33.2 L (35.1 US. qt, 29.2 Imp. qt.)
Transmission and chassis
Chassis4×4 MFWD 4WD
Steering typeHydrostatic power
BrakesHydraulic wet disc
Front axle14.4 L (15.22 US.qts, 12.67 Imp. qts)
Front hubs1.9 L (2.0 US.qts, 1.7 Imp. qts)
HD Front hubs3.8 L (4.0 US.qts, 3.3 Imp. qts)
Transmission modelAutoPowr IVT
Transmission typeInfinitely variable transmission
GearsInfinite forward and reverse
Speed Forward: 40.2 kmh (25 mph) Reverse: 40.2 kmh (25 mph)
Front tires Ag: 420/90R30
Rear tires Ag: 480/80R46
Three-Point Hitch
Control type
Lift capacity 4,560 kg (10,055 lbs)
Optional: 6,350 kg (14,000 lbs)
PTO (Power take-off shaft)
Rear PTO typeIndependent with hydraulic wet disc clutch
Rear PTO speed540/1000 or 1000 rpm
Hydraulic system
Hydraulic typeClosed-center pressure-flow compensated (PFC)
Hydraulic capacity107.9 L (28.5 US. gal, 23.7 Imp. gal.)
Pressure3046 psi (210 bar)
Pump flow32.2 gpm (121.9 lpm)
SCV flow30.0 gpm (113.6 lpm)
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