John Deere 7800 Tractor Parts
7800 parts and accessories
The John Deere 7800, manufactured from 1992 to 1996, was a popular choice for farmers seeking a reliable and powerful tractor. Powered by a robust John Deere 7.6L diesel engine producing approximately 175 engine horsepower, the 7800 delivered a solid 145 PTO horsepower. Its combination of power, comfortable cab, and dependable performance made it a workhorse on farms across the country.
The John Deere 7800 was introduced in 1992 as part of the John Deere '00 series tractor lineup, replacing earlier models and offering improved performance and features. Production continued through 1996. The 7800 is powered by a John Deere 7.6L (466 cu in) six-cylinder turbocharged diesel engine producing around 175 engine horsepower. This engine provides ample power for various tasks. Transmission options included a 16-speed PowerShift transmission. The PTO delivers approximately 145 horsepower, with options for 540 and 1000 RPM. The hydraulic system features a closed-center system delivering around 30 GPM, supporting multiple remote valves for implements. The 3-point hitch is Category II/III, offering a lift capacity of around 8,700 lbs. The 7800 was commonly used for row crop operations, hay production, livestock management, and tillage work. Compared to other models in the lineup, the 7800 offered a balance of power and maneuverability, making it a versatile choice for medium to large-sized farms. Its larger frame and higher horsepower differentiated it from the smaller 7600 and 7700 models.
Specifications
| Engine | John Deere 7.6L 175 HP Diesel |
|---|---|
| PTO HP | 145 HP @ 540/1000 RPM |
| Transmission | PowerShift 16-Speed |
| Hydraulics | 30 GPM, Up to 4 remotes |
| 3-Point Hitch | Category II/III, 8,700 lbs lift capacity |
| Fuel Capacity | 68 gallons |
| Weight | 16,115 lbs |
| Years Produced | 1992-1996 |
Maintenance Tips
- Change the engine oil and filter every 250 hours using John Deere Plus-50 II oil or equivalent.
- Regularly inspect and maintain the hydraulic system, checking for leaks and changing the hydraulic fluid and filters according to the manufacturer's recommendations (typically every 1000-1500 hours).
- Use high-quality diesel fuel and add a fuel stabilizer during seasonal storage to prevent fuel degradation and injector clogging.
- Before storing the tractor for the winter, ensure the cooling system is properly filled with antifreeze to prevent damage from freezing temperatures.
History & Background
The John Deere 7800 was introduced in 1992 as part of the '00 series, representing a significant step forward in tractor technology for John Deere. There were no major redesigns during its production run, but continuous improvements were made. Its reputation for reliability and power solidified its place as a key model in John Deere's agricultural tractor history.
Frequently Asked Questions
What engine is in the John Deere 7800?
The John Deere 7800 is powered by a John Deere 7.6L (466 cu in) six-cylinder turbocharged diesel engine producing approximately 175 horsepower.
What is the PTO horsepower on a 7800?
The PTO horsepower on the John Deere 7800 is approximately 145 horsepower, with options for both 540 and 1000 RPM.
What oil filter fits the 7800?
The recommended oil filter for the John Deere 7800 is a John Deere AR76208 or equivalent. Cross-references include Wix 51791, Baldwin B7177, and Fleetguard LF3349.
What are common parts needed for the 7800?
Common wear parts for the John Deere 7800 include engine oil filters, fuel filters, air filters, hydraulic filters, belts, hydraulic seals, steering components like tie rod ends, and clutch parts like clutch discs and pressure plates.

RE61882 - Front PTO Drive Shaft Yoke
SKU: RE61882
25 in stock

RE38725 - Oil; PTO Housing Seal
SKU: RE38725
9 in stock

RE159089 - PTO Solenoid Valve
SKU: RE159089
87 in stock

R95110 - PTO Clutch Drive Plate
SKU: R95110
66 in stock

R129680 - Internal; 1/Pack Snap Ring
SKU: R129680
Out of stock

R125088 - PTO Output Drive Shaft
SKU: R125088
Out of stock

L156976 - PTO (540/1000 RPM) Shaft
SKU: L156976
48 in stock

TY6764 - Compressor New
SKU: TY6764
330 in stock

RE69715 - A/C Compressor W/ Seal Manifold Assy.
SKU: RE69715
15 in stock

RE65804 - Evap. Outlet Line Line
SKU: RE65804
21 in stock

RE57575 - Expansion Valve
SKU: RE57575
30 in stock

RE52546 - Conden.Outlet Line to Evap. Inlet Line Line
SKU: RE52546
2 in stock

RE52508 - 8 Groove (12V) New Clutch
SKU: RE52508
82 in stock

RE52454 - Denso Style w/o Clutch New Compressor
SKU: RE52454
196 in stock

RE49169 - Receiver Drier
SKU: RE49169
928 in stock

RE46483 - Evaporator Inlet Line Line
SKU: RE46483
19 in stock

RE24308 - Lo-Press. Switch
SKU: RE24308
188 in stock

RE24307 - Hi-Press Switch
SKU: RE24307
223 in stock

RE237675 - Blower Motor
SKU: RE237675
109 in stock

RE217662 - Blower Motor Resistor
SKU: RE217662
28 in stock

RE214439 - Receiver/Drier
SKU: RE214439
928 in stock

RE180243 - Less Valve Evaporator Core
SKU: RE180243
11 in stock

RE174764 - Control Valve
SKU: RE174764
161 in stock

R33259 - O-Ring (10 pk)
SKU: R33259
312 in stock
