John Deere 2640 Tractor Parts
2640 parts and accessories
The John Deere 2640, manufactured from 1975 to 1979, was a popular utility tractor known for its reliability and versatility. Powered by a reliable diesel engine producing around 70 horsepower, the 2640 delivered ample power for a variety of tasks. With a PTO horsepower rating of around 63, it was well-suited for operating implements such as mowers, balers, and tillers, making it a favorite among farmers.
The John Deere 2640 was introduced in 1975 as part of the '40' series, replacing earlier models in the John Deere lineup. Production continued until 1979. This tractor was powered by a John Deere 4.2L (4219D) four-cylinder diesel engine rated at approximately 70 engine horsepower. The engine featured a 259 cubic inch displacement. The 2640 was primarily available with a SyncroRange transmission offering 8 forward and 2 reverse speeds. PTO horsepower was rated at approximately 63 HP, offering both 540 RPM PTO. The hydraulic system offered a capacity of around 18 GPM to handle remote cylinders and other hydraulically operated implements. It featured a Category II 3-point hitch, providing a lift capacity of approximately 3,400 lbs. The John Deere 2640 was commonly used in various farming applications including row crop cultivation, hay production, livestock operations, and light tillage. It stood out from other models in the lineup due to its balanced power and features, making it a versatile option for medium-sized farms.
Specifications
| Engine | John Deere 4.2L (4219D) 70 HP Diesel |
|---|---|
| PTO HP | 63 HP @ 540 RPM |
| Transmission | SyncroRange 8 Forward / 2 Reverse |
| Hydraulics | 18 GPM, 2 remotes |
| 3-Point Hitch | Category II, 3400 lbs |
| Fuel Capacity | 26 gallons |
| Weight | 6,205 lbs |
| Years Produced | 1975-1979 |
Maintenance Tips
- Change engine oil and filter every 250 hours of operation. Use a high-quality oil specifically formulated for diesel engines.
- Regularly inspect and maintain the hydraulic system, checking for leaks and replacing filters as recommended in the operator's manual. Use the correct type of hydraulic fluid.
- Keep the fuel system clean by using clean fuel and changing the fuel filter per the recommended interval. Consider adding a fuel stabilizer during seasonal storage to prevent fuel degradation.
- Before storing the tractor for an extended period, drain fluids (if recommended in your region), grease all fittings, and cover the exhaust to prevent moisture from entering the engine.
History & Background
The John Deere 2640 was released in 1975, offering a balance of power and features for medium-sized farms. It didn't undergo any major redesigns during its production run. The 2640 became a respected and reliable workhorse in the agricultural community, filling an important role in the John Deere tractor lineup during the late 1970s.
Frequently Asked Questions
What engine is in the John Deere 2640?
The John Deere 2640 is equipped with a John Deere 4.2L (4219D) four-cylinder diesel engine, producing approximately 70 horsepower.
What is the PTO horsepower on a 2640?
The PTO horsepower on the John Deere 2640 is approximately 63 HP, operating at 540 RPM.
What oil filter fits the 2640?
The recommended oil filter for the John Deere 2640 is a John Deere AR50041 or equivalent. Common cross-references include Wix 51794 or Fram PH3600.
What are common parts needed for the 2640?
Common wear parts for the John Deere 2640 include engine oil filters, fuel filters, hydraulic filters, fan belts, hydraulic cylinder seals, steering components, and clutch parts like the clutch disc and release bearing.

AR96662 - Transmission Oil Pump
SKU: AR96662
33 in stock

AR39128 - Brake Piston/ Clutch Drum (Bronze) Disc
SKU: AR39128
112 in stock

AR108105 - PTO Clutch Disc
SKU: AR108105
127 in stock

AL69559 - Hi-Lo/PTO Clutch Disc
SKU: AL69559
127 in stock

AL55075 - PTO Clutch Disc
SKU: AL55075
95 in stock

AL38238 - Hi-Lo Clutch Disc
SKU: AL38238
179 in stock

AL120106 - Oil Pump
SKU: AL120106
83 in stock

R97351 - Flywheel Housing Gasket
SKU: R97351
24 in stock

R97342 - Pan Gasket
SKU: R97342
143 in stock

R96456 - Intake Valve (Std) Insert
SKU: R96456
154 in stock

R92425 - Head Gasket
SKU: R92425
103 in stock

R90648 - Cylinder Block Plate Gasket
SKU: R90648
12 in stock

R87627 - Valve Stem O-Ring
SKU: R87627
162 in stock

R85363 - Head Bolt
SKU: R85363
10683 in stock

R82820 - Camshaft
SKU: R82820
20 in stock

R81989 - Front Crankshaft Sleeve
SKU: R81989
323 in stock

R81275 - Air Inlet Gasket
SKU: R81275
40 in stock

R80808 - Crankshaft Pulley
SKU: R80808
106 in stock

R80500 - Cylinder Liner
SKU: R80500
8 in stock

R79629 - Intake (.015") Valve
SKU: R79629
16 in stock

R79628 - Intake (.003") Valve
SKU: R79628
15 in stock

R79626 - EXHAUST (.015") VALVE
SKU: R79626
10 in stock

R79625 - Exhaust (.003") Valve
SKU: R79625
228 in stock

R79624 - Exhaust (Std) Valve
SKU: R79624
109 in stock
