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John Deere 2640

John Deere 2640 tractor
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The John Deere 2640 is a utility tractor produced from 1976 to 1982 as part of the 2040 Series. It features a John Deere 4.5L 4-cylinder liquid-cooled diesel engine with 70 hp PTO power. The tractor offers multiple transmission options including an 8-speed collar shift, 16-speed two-speed power shift, and an 8-speed power shuttle. It is a two-wheel drive tractor built in Dubuque, Iowa, USA, with mechanical rear differential lock and power assist steering. The 2640 has a fuel capacity of 19.5 gallons and a hydraulic system capacity of 10 gallons with a closed center system. Dimensions include a wheelbase of 85.75 inches, length of 139.5 inches, and operating weight of 5800 lbs. It uses 6.00-16 front tires and 16.9-28 rear tires. Electrical system is 12 volts with negative ground and alternator charging. The tractor is known for its versatility and reliability in utility applications.
John Deere 2640tractorspecificationsenginetransmissiondimensionsutility tractor2040 series
Power77 hp[P]
Founded1976 - 1982
Model2640

Technical Specifications

Detailed specifications and technical data for John Deere 2640

Power

PTO (tested):70.37 hp (52.5 kW)
PTO (claimed):70 hp (52.2 kW)
Drawbar (tested):57.88 hp (43.2 kW)

Tires

Ag rear:16.9-28
Ag front:6.00-16

Engine

Type:John Deere 4.5L 4-cyl diesel
Rated RPM:2500
Bore/Stroke:4.19x5.00 inches (106 x 127 mm)
Compression:16.7:1
Displacement:276 ci (4.5 L)
Firing order:1-3-4-2
Starter volts:12
Coolant capacity:12 qts (11.4 L)

Capacity

Fuel:19.5 gal (73.8 L)
Hydraulic system:10 gal (37.9 L)

Dimensions

Width:69.5 inches (176 cm)
Length:139.5 inches (354 cm)
Wheelbase:85.75 inches (217 cm) *Straight axle
Rear tread:52 to 97 inches (132 to 246 cm) (rack-and-pinion)
Front tread:60 to 88 inches (152 to 223 cm) (straight axle), 49 to 79 inches (124 to 200 cm) (swept axle)
Height (hood):61.3 inches (155 cm)
Ballasted weight:8430 lbs (3823 kg)
Height (exhaust):101.7 inches (258 cm)
Operating weight:5800 lbs (2630 kg)
Clearance (front axle):25.6 inches (65 cm)

Electrical

Ground:negative
Battery volts:12
Charging system:alternator

Hydraulics

Type:closed center
Capacity:10 gal (37.9 L)
Pressure:2250 psi (155.1 bar)
Pump flow:9 gpm (34.1 lpm), 15 gpm (56.8 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Differential hydraulic wet disc brakes
Steering:mechanical with power assist
Final drives:planetary
Operator station:Open operator station
Differential lock:mechanical rear

Production

Type:Utility tractor
Series:2040 Series
Built in:Dubuque, Iowa, USA
Years produced:1976 - 1982

Transmission

8-speed collar shift:8 forward and 4 reverse; Four gears (1-4) in two ranges (I and II) plus reverse (R) range
Transmission options:8-speed collar shift, 16-speed two-speed power shift, 8-speed power shuttle
8-speed power shuttle:Direction Reverser type; 8 forward and reverse gears; Four gears (1-4) in two ranges (I and II) with a left-hand hydraulic shuttle lever
16-speed two-speed power shift:Hi-Lo type; 16 forward and 8 reverse gears; dry disc clutch

Tractor hitch

Rear Type:II/I

Serial Numbers

1976:235313
1977:258106
1978:280789
1979:305505
1980:341000
1981:362175
1982:376744
Serial number location:Serial number plate on the right side of the 2640 frame above the front axle.

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540, 540/1000

Related Models

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