John Deere 2640 (1980-1982)

John Deere 2640 (1980-1982)The John Deere 2640 is a 2WD utility tractor from the 2040 series. This tractor was manufactured by John Deere in Dubuque, Iowa, USA from 1976 to 1982 (the first generation: 1976-1979, the second generation: 1980-1982). The second generation of the JD 2640 is equipped with a 4.5 L (276.0 cu·in) four-cylinder diesel engine and one of three transmissions: a collar shift transmission with 8 forward and 4 reverse gears, a two-speed power shift transmission with 16 forward and 8 reverse gears or a power shuttle transmission with 8 forward and 8 reverse gears.

The John Deere 2640 utility tractor used the John Deere engine. It is a 4.5 L, 4,523 cm2, (276.0 cu·in) four-cylinder natural aspirated diesel engine with 106.0 mm (4.17 in) of the cylinder bore and 127.0 mm (5 in) of the piston stroke. The compression ratio rating is 16.7:1. This engine produced 71 PS (52.2 kW; 70 HP) at 2,500 rpm of PTO output power.

The John Deere 2640 is equipped with mechanical steering with power assist, differential hydraulic wet disc brakes, open operator station, and 73.8 liters (19.5 US gal.; 16.2 Imp. gal) fuel tank.

John Deere 2640 Specifications

General Specifications
ModelJohn Deere 2640
Length3,540 mm (139.4 in)
Width1,760 mm (69.3 in)
Height2,580 mm (101.6 in)
Wheel base2,170 mm (85.4 in)
Ground clearance650 mm (25.6 in)
Weight2,630 kg (5,798 lbs)
Fuel tank capacity73.8 liters (19.5 US gal.; 16.2 Imp. gal)
Cabin typeOpen operator station
Engine modelJohn Deere
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement4.5 L, 4,523 cm2, (276.0 cu·in)
Bore and stroke106.0 mm X 127.0 mm (4.17 in X 5 in)
Compression ratio16.7:1
Horsepower71 PS (52.2 kW; 70.0 HP) at 2,500 rpm
Coolant capacity:11.4 L (12 US. qt, 10 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeMechanical with power assist
BrakesDifferential hydraulic wet disc
Final drivePlanetary
Differential lockMechanical rear
Transmission model
Transmission typeCollar shift
Gears8 forward and 4 reverse
Speed Forward: 26.2 kmh (16.3 mph) Reverse: 8.6 (5.3 mph)
Transmission modelHi-Lo
Transmission typeTwo-speed power shift with dry disc clutch
Gears16 forward and 8 reverse
Speed Forward: 26.2 kmh (16.3 mph) Reverse: 8.7 (5.4 mph)
Transmission modelDirection Reverser
Transmission typePower shuttle
Gears8 forward and 8 reverse
Front tiresAg: 7.50-16
Rear tiresAg: 16.9-28
Three-Point Hitch
Control typePosition control and lower-link draft sensing
Lift capacity (at 610 mm / 24 in)1,090 kg (2,405 lbs)
PTO (Power take-off shaft)
Rear PTO typeIndependent or live
Rear PTO speed540, 540/1,000 rpm
Hydraulic system
Hydraulic typeClosed center
Pressure2250 psi (155.1 bar)
Pump flow13.0 gpm (49.2 lpm)
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