John Deere 990

John Deere 990The John Deere 990 is a 2WD or 4WD compact utility tractor manufactured by the John Deere from 2000 to 2007. The JD 990 is equipped with a 2.0 L four-cylinder diesel engine and partially synchronized transmission with 9 forward and 3 reverse gears.

The John Deere 990 compact utility tractor used the Yanmar 4TNE84 engine. It is a 2 L, 1,995 cm2, (121.7 cu·in) four-cylinder natural aspirated diesel engine with 84.0 mm (3.31 in) of the cylinder bore and 90.0 mm (3.54 in) of the piston stroke. This engine produced 40.9 PS (30.1 kW; 40.4 HP) at 2,700 rpm of maximum output power.

The John Deere 990 is equipped with power steering, wet disc brakes, open operator station with two-post ROPS and 32.2 liters (8.5 US gal.; 7.1 Imp. gal) fuel tank.

Following attachments are available for the JD 990 compact utility tractor:

  • John Deere 430 loader
  • John Deere 8B backhoe

John Deere 990 Specifications

General Specifications
ModelJohn Deere 990
Length3,120 mm (122.8 in)
Width2,130 mm (83.9 in)
Wheel base1,750 mm (68.9 in)
Weight1,180 kg (2,601 lbs)
Fuel tank capacity32.2 liters (8.5 US gal.; 7.1 Imp. gal)
Battery12V, CCA 650A
Cabin typeOpen operator station with two-post ROPS
Engine modelYanmar 4TNE84
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement2.0 L, 1,995 cm2, (121.7 cu·in)
Bore and stroke84.0 mm X 90.0 mm (3.31 in X 3.54 in)
Compression ratio18.0:1
Horsepower40.9 PS (30.1 kW; 40.4 HP) at 2,700 rpm
Oil capacity:5.3 L (5.6 US. qt, 4.7 Imp. qt.)
Coolant capacity:5.8 L (6.1 US. qt, 5.1 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD or 4×4 MFWD 4WD
Steering typePower
BrakesWet disc
Transmission modelCollar Shift
Transmission typePartially synchronized
Gears9 forward and 3 reverse
Speed Forward: 19.0 kmh (11.8 mph) Reverse: 12.4 (7.7 mph)
Transmission oil capacity20.8 L (5.5 US. gal, 4.6 Imp. gal.)
Front tiresAg: 6.5-16 (2WD), 8-16 (4WD)
Rear tiresAg: 14.9-24
Three-Point Hitch
Control type
Lift capacity (at 610 mm/24 in)713 kg (1,572 lbs)
PTO (Power take-off shaft)
Rear PTO typeLive with two stage clutch
Rear PTO spped540 rpm
Hydraulic system
Hydraulic typeOpen center
Hydraulic capacity20.8 L (21.98 US. qt, 18.3 Imp. qt.)
Pressure2262 psi (156 bar)
Pump flow8.5 gpm (32.2 lpm)
Steering flow4.5 gpm (17 lpm)
Total flow13.0 gpm (49.2 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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