John Deere 8640

Specifications and review tractor John Deere 8640 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 8640The John Deere 8640 is a four-wheel drive tractor from the Iron Horses series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1979 to 1982. The John Deere 8640 is equipped with a 10.1 L (618.8 cu·in) six-cylinder diesel engine and a partial power shift transmission with 16 forward and 6 reverse gears and hydraulic wet disc clutch.

The JD 8640 four-wheel drive used the John Deere engine. It is a 10.1 L, 10,140 cm2, (618.8 cu·in) six-cylinder turbocharged diesel engine with 130.0 mm (5.12 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 15.2:1. This engine produced 278.9 PS (205.1 kW; 275.0 HP) at 2,100 rpm of output power.

The John Deere 8640 is equipped with articulated power steering, hydraulic wet disc brakes, Cab (standard), and 810.0 liters (214 US gal.; 178.2 Imp. gal) fuel tank.

John Deere 8640 Specifications

General Specifications
Model John Deere 8640
Length 5,670 mm (223.2 in)
Height (cab) 3,210 mm (126.4 in)
Wheel base 3,170 mm (124.8 in)
Ground clearance 460 mm (18.1 in)
Weight 12,820 kg (28,263 lbs)
Fuel tank capacity 810.0 liters (214 US gal.; 178.2 Imp. gal)
Battery 12V
Cabin type Cab (standard)
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 10.1 L, 10,140 cm2, (618.8 cu·in)
Bore and stroke 130.0 mm X 127.0 mm (5.12 in X 5 in)
Compression ratio 15.2:1
Horsepower 278.9 PS (205.1 kW; 275.0 HP) at 2,100 rpm
Starter Electric
Oil capacity: 24.6 L (26 US. qt, 21.6 Imp. qt.)
Coolant capacity: 45.4 L (48 US. qt, 39.9 Imp. qt.)

Transmission and chassis
Chassis 4×4 MFWD 4WD
Steering type Articulated power
Brakes Hydraulic wet disc
Differential lock Hydraulic front and rear
Transmission model John Deere Quad-Range
Transmission type Partial power shift with hydraulic wet disc clutch
Gears 16 forward and 6 reverse
Speed Forward: 32.5 kmh (20.2 mph) Reverse: 21.7 kmh (13.5 mph)
Transmission oil capacity 155.2 L (41 US. gal, 34.1 Imp. gal.)
Front tires Ag: 18.4-34
Rear tires Ag: 18.4-34

Three-Point Hitch
Category III/IIIN
Control type
Lift capacity (at ends) 3,875 kg (8,545 lbs)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO speed 1000 rpm
Hydraulic system
Hydraulic type Closed center
Hydraulic capacity 155.2 L (41 US. gal, 34.1 Imp. gal.)
Valves 2
Pump flow 33.0 gpm (124.9 lpm)

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