John Deere 4640

Specifications and review tractor John Deere 4640 Technical characteristics, dimensions, weight, power, photos and and publish possibly complete information on specifications, technical data of more than 12.000 tractors and machines. If you choose sort items by model, year, power and factory..

John Deere 4640The John Deere 4640 is a 2WD/4WD row-crop tractor from the Iron Horses series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1978 to 1982. The JD 4640 is equipped with a 7.6 L six-cylinder diesel engine and one of two transmissions: partial power shift transmission with 16 forward and 6 reverse gears or full power shift transmission with 8 forward and 4 reverse.

The John Deere 4640 row-crop tractor used the John Deere engine. It is a 7.6 L, 7,636 cm2, (466.0 cu·in) six-cylinder diesel engine with 116.0 mm (4.57 in) of the cylinder bore and 121.0 mm (4.76 in) of the piston stroke. This engine produced 157.2 PS (115.6 kW; 155.0 HP) of PTO output power.

The JD 4640 is equipped with hydrostatic power steering, differential hydraulic wet disc brakes, Sound-Gard cab and 314.2 liters (83 US gal.; 69.1 Imp. gal) fuel tank. This tractor could be equipped with the John Deere 168 loader.

John Deere 4640 Specifications

General Specifications
Model John Deere 4640
Length 4,340 mm (170.9 in)
Width 2,430 mm (95.7 in)
Height 2,970 mm (116.9 in)
Wheel base 3,000 mm (118.1 in)
Weight 7,121 kg (15,700 lbs)
Fuel tank capacity 314.2 liters (83.0 US gal.; 69.0 Imp. gal)
Battery 6V x 2
Cabin type Sound-Gard cab
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 7.6 L, 7,636 cm2, (466.0 cu·in)
Bore and stroke 116.0 mm X 121.0 mm (4.57 in X 4.76 in)
Compression ratio 15.5:1
Horsepower 157.2 PS (115.6 kW; 155.0 HP)
Starter Electric
Oil capacity: 18.9 L (20 US. qt, 16.6 Imp. qt.)
Coolant capacity: 36.0 L (38 US. qt, 31.7 Imp. qt.)

Transmission and chassis
Chassis 4×2 2WD or 4×4 MFWD 4WD
Steering type Hydrostatic power
Brakes Differential hydraulic wet disc
Differential lock Pedal-actuated hydraulic
Transmission model John Deere Quad-Range
Transmission type Partial power shift
Gears 16 forward and 6 reverse
Speed Forward: 31.5 kmh (19.6 mph) Reverse: 20.3 (12.6 mph)
Transmission model John Deere PowerShift
Transmission type Full power shift
Gears 8 forward and 4 reverse
Speed Forward: 31.4 kmh (19.5 mph) Reverse: 10.8 (6.7 mph)
Front tires Ag: 11.00-16, 10.00-16, 14L-16.1, 16.5L-16.1, 9.50-20
Rear tires Ag: 18.4-38, 24.5-32, 30.5-32, 20.8-38, 18.4-42

Three-Point Hitch
Caterogy III/IIIN
Control type
Lift capacity (at ends) 3,320 kg (7,320 lbs)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO spped 1,000 rpm
Hydraulic system
Hydraulic type Closed center
Hydraulic capacity 62.5 L (66.04 US. qt, 54.99 Imp. qt.)
Valves 2 to 3
Pump flow 23.0 gpm (87.1 lpm)

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