John Deere 4650 Tractor Parts
4650 parts and accessories
The John Deere 4650 tractor, manufactured from 1983 to 1989, was a popular choice among farmers due to its robust design and reliable performance. Powered by a 185 horsepower diesel engine and boasting a PTO horsepower of 155, the 4650 was known for its ability to handle demanding tasks in various agricultural applications. Its versatility and dependability solidified its place as a workhorse on farms across the country.
The John Deere 4650 tractor was introduced in 1983 as part of the '50 Series' line, replacing the earlier 4640. Production continued until 1989. This tractor features a John Deere 6-cylinder diesel engine with a displacement of 466 cubic inches and delivers around 185 horsepower. The transmission options included a Quad-Range transmission offering 16 forward and 6 reverse speeds, providing a wide range of operating speeds for various tasks. The 4650's PTO is rated at 155 horsepower, offering both 540 and 1000 RPM options for versatility with different implements. The hydraulic system boasts a capacity of approximately 30 GPM, supporting multiple remote valves. Its Category II 3-point hitch has a lift capacity of around 7,800 lbs, making it suitable for handling heavy implements. The 4650 excelled in row crop farming, hay production, livestock operations, and tillage applications. What distinguished it from smaller models in the lineup was its increased horsepower and heavier-duty construction, enabling it to tackle larger and more demanding tasks compared to its siblings.
Specifications
| Engine | John Deere 466 ci 185 HP Diesel |
|---|---|
| PTO HP | 155 HP @ 540/1000 RPM |
| Transmission | Quad-Range 16F/6R |
| Hydraulics | 30 GPM, Up to 3 remotes |
| 3-Point Hitch | Category II, 7,800 lbs lift capacity |
| Fuel Capacity | 63 gallons |
| Weight | 14,200 lbs |
| Years Produced | 1983-1989 |
Maintenance Tips
- Change the engine oil and filter every 250 hours using an oil that meets John Deere's specifications.
- Inspect and service the hydraulic system regularly, including checking fluid levels, changing filters per the manual, and addressing any leaks promptly.
- Keep the fuel system clean by using quality fuel, replacing fuel filters at recommended intervals, and draining any water accumulation.
- Before storing the tractor for an extended period, stabilize the fuel, grease all fittings, and protect the tires from prolonged sun exposure.
History & Background
The John Deere 4650 was introduced in 1983 as part of the '50 Series', representing a significant upgrade in power and features compared to the previous '40 Series' models. While there were no major redesigns during its production run, continuous improvements were incorporated. The 4650 is remembered as a highly capable and reliable tractor that helped shape modern farming practices.
Frequently Asked Questions
What engine is in the John Deere 4650?
The John Deere 4650 is equipped with a John Deere 6-cylinder, 466 cubic inch displacement diesel engine producing approximately 185 horsepower.
What is the PTO horsepower on a 4650?
The PTO horsepower of the John Deere 4650 is rated at 155 HP and offers both 540 and 1000 RPM options.
What oil filter fits the 4650?
The John Deere oil filter for the 4650 is typically a John Deere AR50041 or equivalent. Cross-references include Wix 51794 and Baldwin B229.
What are common parts needed for the 4650?
Commonly needed parts for the John Deere 4650 include engine oil filters, fuel filters, hydraulic filters, fan belts, hydraulic seals, steering components, clutch discs, and pressure plates.

R39259 - Brake Piston & Clutch Drum Plate
SKU: R39259
74 in stock
R110464 - Metallic Brake Pads
SKU: R110464
800 in stock

JD8947 - Bearing
SKU: JD8947
273 in stock

D1761 - (.182" X .481") Rivets
SKU: D1761
14823 in stock

AR94519 - PTO Clutch Assembly Disc
SKU: AR94519
368 in stock

AR94516 - Direct Drive Clutch Disc
SKU: AR94516
1086 in stock

AR87999 - Syncronizer Disc Kit
SKU: AR87999
17 in stock

AR389R - Shifter Cam Shaft Seal
SKU: AR389R
28 in stock

AR31946 - Brake Valve Overhaul Kit
SKU: AR31946
1098 in stock

AR28488 - Fiber Brake Pad (3/Bag)
SKU: AR28488
534 in stock
RE156640 - Oil Restriction Sensor
SKU: RE156640
34 in stock
RE15018 - Dampener Pulley
SKU: RE15018
172 in stock

RE12180 - PTO / Eng Speed Sensor; Magnetic Pickup
SKU: RE12180
126 in stock

RE11410 - Valve Rotator
SKU: RE11410
288 in stock

R90249 - Half Split Rear Gasket
SKU: R90249
16 in stock

R83021 - Exhaust Manifold Gasket
SKU: R83021
2162 in stock

R83020 - Exhaust Manifold Gasket
SKU: R83020
707 in stock

R79606 - Tee Fitting
SKU: R79606
259 in stock

R79605 - Grommet
SKU: R79605
5681 in stock

R79604 - Injector NUT
SKU: R79604
200 in stock

R78702 - Intake Valve (Std) Insert
SKU: R78702
79 in stock

R74008 - Connecting Rod Bushing
SKU: R74008
257 in stock

R71918 - Pan Gasket
SKU: R71918
124 in stock

R66452 - Connecting Rod Capscrew
SKU: R66452
2048 in stock
