John Deere 3640 Tractor Parts
3640 parts and accessories
The John Deere 3640, manufactured from 1982 to 1987, was a popular choice for farmers seeking a reliable and versatile tractor. Powered by a robust 82 HP diesel engine, this tractor offered a PTO horsepower of around 72 HP, making it suitable for a variety of agricultural tasks. Its comfortable cab and dependable performance contributed to its widespread adoption on farms.
The John Deere 3640 was introduced in 1982 as part of John Deere's 40 series, known for their improved operator comfort and reliability. Production continued until 1987. The heart of the 3640 is a John Deere 4.239L (239 ci) 4-cylinder diesel engine, producing approximately 82 engine horsepower. The transmission options included a standard Syncro Range transmission with 8 forward and 4 reverse gears or an optional PowrQuad transmission. The rear PTO delivers around 72 horsepower at 540 RPM. The hydraulic system has a capacity of approximately 15.9 GPM and offered one or two remote valves. The 3-point hitch is a Category II, providing ample lift capacity for various implements. Common applications included row crop work, hay production, livestock operations, and general tillage. What set the 3640 apart from some of its smaller siblings in the 40 series was its heavier build and greater hydraulic capacity, making it more capable for demanding tasks.
Specifications
| Engine | John Deere 4.239L 82 HP Diesel |
|---|---|
| PTO HP | 72 HP @ 540 RPM |
| Transmission | Syncro Range (8F/4R) or PowrQuad |
| Hydraulics | 15.9 GPM, 1-2 remotes |
| 3-Point Hitch | Category II, 5,400 lbs Lift Capacity |
| Fuel Capacity | 27.7 gallons |
| Weight | 8,795 lbs |
| Years Produced | 1982-1987 |
Maintenance Tips
- Engine Oil & Filter: Change the engine oil and filter every 250 hours using the recommended John Deere oil specification for optimal engine life.
- Hydraulic System: Inspect hydraulic fluid levels and filters regularly, typically every 500 hours, to prevent contamination and ensure smooth operation. Replace filters as needed.
- Fuel System: Use clean, high-quality diesel fuel and change the fuel filter every 500 hours. Drain water from the fuel/water separator frequently to prevent fuel system issues.
- Seasonal Storage: Before storing the tractor for an extended period, fill the fuel tank to prevent condensation, add fuel stabilizer, and disconnect the battery to prevent discharge.
History & Background
The John Deere 3640 was released in 1982 as part of the "40 Series," which was a redesign of previous models. It offered improvements in operator comfort, hydraulic power, and overall reliability. The 3640 proved to be a workhorse tractor for many farms, contributing significantly to increased agricultural productivity during its production years.
Frequently Asked Questions
What engine is in the John Deere 3640?
The John Deere 3640 is equipped with a John Deere 4.239L (239 cubic inch) 4-cylinder diesel engine, producing approximately 82 horsepower.
What is the PTO horsepower on a 3640?
The John Deere 3640 has a PTO horsepower of approximately 72 HP and operates at 540 RPM.
What oil filter fits the 3640?
The John Deere 3640 typically uses a John Deere oil filter part number AR51774. Cross-references include Wix 51794 and Fram PH3756.
What are common parts needed for the 3640?
Common parts needed for the John Deere 3640 include engine oil filters, fuel filters, hydraulic filters, belts (fan belt, alternator belt), hydraulic seals for cylinders and pumps, steering components (tie rod ends, power steering cylinders), and clutch components (clutch disc, pressure plate, throwout bearing).

AR75603 - Cartridge Hydraulic Filter
SKU: AR75603
214 in stock

AR50041 - Diesel Fuel Filter
SKU: AR50041
211 in stock

AL56469 - Spin-on Hydraulic Filter
SKU: AL56469
457 in stock

AL30394 - Outer Air Filter
SKU: AL30394
15 in stock

AL25554 - Cartridge Lube Filter
SKU: AL25554
53 in stock

AL118036 - Hydraulic Filter
SKU: AL118036
348 in stock

AF4626 - Secondary (QTY 1) Air Filter
SKU: AF4626
Out of stock

AF4564KM - Primary (QTY 1) Air Filter
SKU: AF4564KM
1 in stock

AF1639J - Secondary (QTY 1) Air Filter
SKU: AF1639J
Out of stock

AF1639 - Secondary (QTY 4) Air Filter
SKU: AF1639
5 in stock

AF1638 - Primary (QTY 1) Air Filter
SKU: AF1638
Out of stock

T22875 - Steering Wheel
SKU: T22875
86 in stock

R34733 - (25/Pack) O-Ring
SKU: R34733
1000 in stock

L63510 - Pivot Bushing (Rear)
SKU: L63510
23 in stock

L41159 - Differential Angle Ring
SKU: L41159
90 in stock

L41123 - Planetary Pinion Shaft
SKU: L41123
150 in stock

L40010 - Ring Gear
SKU: L40010
44 in stock

L39994 - Planetary Pinion Gear
SKU: L39994
23 in stock

JD10250 - Differential Pinion Bearing
SKU: JD10250
78 in stock

AR26625 - Steering Wheel
SKU: AR26625
220 in stock

AL71138 - MFWD Bearing Assembly
SKU: AL71138
9 in stock

AL68616 - MFWD Hub Oil Seal
SKU: AL68616
56 in stock

AL55941 - Cross & Bearing Kit
SKU: AL55941
18 in stock

AL37069 - MFWD U-Joint Cross & Bearing
SKU: AL37069
95 in stock
