John Deere 990

John Deere 990 Technical Specifications

John Deere 990 is a Row-Crop tractor that was produced by the John Deere between 2000 – 2007.

Below you will find detailed technical specifications for John Deere 990 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

John Deere 990 Production








Manufacturer:
Manufacturer: John Deere
Type: Compact Utility tractor


John Deere 990 Power









Engine:
Engine (gross): 40.4 hp
30.1 kW
Engine (net): 38.5 hp
28.7 kW
PTO (claimed): 35 hp
26.1 kW







John Deere 990 Engine
Yanmar 2.0L 4-cyl diesel























Mechanical
Chassis: 4×2 2WD
  4×4 MFWD 4WD
Steering: power
Brakes: wet disc
Cab: Two-post ROPS.
Transmission: 9-speed partially synchronized




John Deere 990 photos…










Capacity
Fuel: 8.5 gal
32.2 L
Hydraulic system: 5.5 gal
20.8 L






















Hydraulics
Type: open center
Capacity: 5.5 gal
20.8 L
Pressure: 2262 psi
156.0 bar
Pump flow: 8.5 gpm
32.2 lpm
Total flow: 13 gpm
49.2 lpm
Steering flow: 4.5 gpm
17.0 lpm










Tractor hitch
Rear Type: I
Rear lift (at 24″/610mm): 1,573 lbs
713 kg










Power Take-off (PTO)
Rear PTO: live (two-stage clutch)
Rear RPM: 540

















Dimensions & Tires
Wheelbase: 68.9 inches
175 cm
Weight: 2594 to 3175 pounds
Front tire: 6.5-16
2WD Rear tire: 14.9-24
































990 Serial Numbers
Location: Serial number plate on the rear of the 990, below the PTO.
2000: 190001
2001: 290002
2002: 291001
2003: 391001
2004: 590001
2005: 690001
2006: 790001
2007: 890001

John Deere 990 Electrical
















Ground: negative
Charging system: alternator
Charging amps: 20
Battery CCA: 650
Battery volts: 12

John Deere 990 Mechanical





















Chassis: 4×2 2WD
  4×4 MFWD 4WD
Steering: power
Brakes: wet disc
Cab: Two-post ROPS.
Transmission: 9-speed partially synchronized

Capacity







Fuel: 8.5 gal
32.2 L
Hydraulic system: 5.5 gal
20.8 L

Hydraulics



















Type: open center
Capacity: 5.5 gal
20.8 L
Pressure: 2262 psi
156.0 bar
Pump flow: 8.5 gpm
32.2 lpm
Total flow: 13 gpm
49.2 lpm
Steering flow: 4.5 gpm
17.0 lpm

Tracktor Hitch







Rear Type: I
Rear lift (at 24″/610mm): 1,573 lbs
713 kg

Power Take-off (PTO)







Rear PTO: live (two-stage clutch)
Rear RPM: 540

John Deere 990 Engine detail











































Engine Detail
Yanmar 4TNE84
diesel
4-cylinder
liquid-cooled
Displacement: 121.7 ci
2.0 L
Bore/Stroke: 3.31×3.54 inches
84 x 90 mm
Power (gross): 40.4 hp
30.1 kW
Air cleaner: dry
Compression: 18:1
Rated RPM: 2700
Idle RPM: 925-2875
Starter volts: 12
Starter power: 2.7 hp
2.0 kW
Oil capacity: 5.6 qts
5.3 L
Coolant capacity: 6.1 qts
5.8 L



John Deere 990 Transmission overview

Engine Oil














Transmission: Collar Shift
Type: partially synchronized
Gears: 9 forward and 3 reverse
Oil capacity: 22 qts
20.8 L
Three gears (1-3) plus reverse in three ranges (A-C). Gears may be shifting on the move by using the clutch. The tractor must be stopped to shift ranges.

John Deere 990 Dimensions






















Wheelbase: 68.9 inches
175 cm
Length: 123 inches
312 cm
Height (hood): 54 inches
137 cm
Height (ROPS): 84.2 inches
213 cm
2WD Front tread: 48.2 inches
122 cm
4WD Front tread: 53.6 inches
136 cm
Rear tread: 46.2 inches
117 cm



















John Deere 990 Weight
2WD : 2594 lbs
1176 kg
4WD : 3175 lbs
1440 kg
Max Drawbar: 825 lbs
374 kg
Max front axle: 5513 lbs
2500 kg
Max rear axle: 5292 lbs
2400 kg

FAQ

Is John Deere 990 a good tractor?

The John Deere 990 is one of the great tractors in the John Deere stable, and it has earned John Deere a fantastic reputation.

How much oil does a John Deere 990 take?

Check out the John Deere 990 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year John Deere made the 790

The John Deere 990 was an agricultural tractor model made from 2000 – 2007

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