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
Model John Deere 2640
Length 3,540 mm (139.4 in)
Width 1,760 mm (69.3 in)
Height 2,580 mm (101.6 in)
Wheel base 2,170 mm (85.4 in)
Ground clearance 650 mm (25.6 in)
Weight 2,630 kg (5,798 lbs)
Fuel tank capacity 73.8 liters (19.5 US gal.; 16.2 Imp. gal)
Battery 12V
Cabin type Open operator station
Engine
Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 4
Fuel type Diesel
Displacement 4.5 L, 4,523 cm2, (276.0 cu·in)
Bore and stroke 106.0 mm X 127.0 mm (4.17 in X 5 in)
Compression ratio 16.7:1
Horsepower 71 PS (52.2 kW; 70.0 HP) at 2,500 rpm
Starter Electric
Coolant capacity: 11.4 L (12 US. qt, 10 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type Mechanical with power assist
Brakes Differential hydraulic wet disc
Final drive Planetary
Differential lock Mechanical rear
Transmission model
Transmission type Collar shift
Gears 8 forward and 4 reverse
Speed Forward: 26.2 kmh (16.3 mph) Reverse: 8.6 (5.3 mph)
Transmission model Hi-Lo
Transmission type Two-speed power shift with dry disc clutch
Gears 16 forward and 8 reverse
Speed Forward: 26.2 kmh (16.3 mph) Reverse: 8.7 (5.4 mph)
Transmission model Direction Reverser
Transmission type Power shuttle
Gears 8 forward and 8 reverse
Tires
Front tires Ag: 7.50-16
Rear tires Ag: 16.9-28
Three-Point Hitch
Caterogy II
Control type Position 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 type Independent or live
Rear PTO speed 540, 540/1,000 rpm
Hydraulic system
Hydraulic type Closed center
Pressure 2250 psi (155.1 bar)
Pump flow 13.0 gpm (49.2 lpm)