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.

AH21763 - Pressure Side Female Half Coupling
SKU: AH21763
3 in stock

AH21762 - Pressure Side Male Half Coupling
SKU: AH21762
46 in stock

AH140818 - Expansion Valve
SKU: AH140818
337 in stock

A6ADPKIT - Manifold Extension; W/ Hi/Lo Switches & 1/2" Manifold Extension Kit
SKU: A6ADPKIT
8 in stock

A6ADP - (2) 1/4" Male Ports Manifold 1/2"; Pad Mount Extension
SKU: A6ADP
29 in stock

461-3112 - 90° Retrofit Fittings
SKU: 461-3112
158 in stock

461-3111 - 90° Retrofit Fitting
SKU: 461-3111
163 in stock

14B505 - 8" Self Locking Nylon Cable Ties
SKU: 14B505
12099 in stock

AT32332 - 90 Deg Hydraulic Elbow Fitting
SKU: AT32332
60 in stock

DR400A - Muffler Clamp
SKU: DR400A
Out of stock

AR86602 - Muffler
SKU: AR86602
18 in stock

T19079 - Detent Ball Retainer
SKU: T19079
7 in stock

RE62897 - 1st 2nd & 3rd Planetary Brake Disc
SKU: RE62897
1120 in stock

RE33706 - Hi-Lo Brake & Clutch Assembly Disc
SKU: RE33706
24 in stock

RE29816 - Brake Piston/ Clutch Drum Disc
SKU: RE29816
257 in stock

RE29815 - Brake Piston/ Clutch Drum Disc
SKU: RE29815
209 in stock

RE28023 - Transmission Front Clutch Pack Disc
SKU: RE28023
354 in stock

RE234308 - Brake Pad
SKU: RE234308
133 in stock

RE23286 - PTO Clutch Disc
SKU: RE23286
775 in stock

RE17692 - Pinion Shaft
SKU: RE17692
3 in stock

RE13035 - Ball Joint
SKU: RE13035
74 in stock

R99556 - Neutral Start Switch Pin
SKU: R99556
Out of stock

R94450 - Traction Clutch Valve Gasket
SKU: R94450
48 in stock

R92472 - PTO Valve Housing Gasket
SKU: R92472
43 in stock
