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.

R124438 - Reverse Brake Housing Bushing
SKU: R124438
331 in stock

R121682 - Transmission Front Cover Gasket
SKU: R121682
36 in stock

R116894 - Clutch Plate
SKU: R116894
30 in stock

R114215 - Clutch Plate
SKU: R114215
21 in stock

R108928 - Ring; Transmission Oil Pump Gear
SKU: R108928
96 in stock

R108926 - Transmisson Oil Pump Drive Gear
SKU: R108926
40 in stock

R107264 - Clutch Plate
SKU: R107264
33 in stock

JD8804 - Needle Bearing
SKU: JD8804
2100 in stock

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

RE151433 - Temperature Sensor
SKU: RE151433
91 in stock

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

RE11410 - Valve Rotator
SKU: RE11410
288 in stock

R93313 - Exhaust (.015") Valve
SKU: R93313
40 in stock

R93312 - Intake (.015") Valve
SKU: R93312
20 in stock

R93311 - Exhaust (.003") Valve
SKU: R93311
35 in stock

R91822 - Valve (6076) Spring
SKU: R91822
30 in stock

R89879 - Turbo Mounting Gasket
SKU: R89879
43 in stock

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

R87561 - Camshaft Bearing
SKU: R87561
102 in stock

R84619 - Exhaust (Std) Valve
SKU: R84619
72 in stock

R84618 - Intake (Std) Valve
SKU: R84618
42 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
