John Deere 6425 Tractor Parts
6425 parts and accessories
The John Deere 6425 tractor, manufactured from 2003 to 2007, offered reliable performance for mid-sized farming operations. Powered by a 99 HP John Deere PowerTech 4.5L diesel engine and boasting a PTO horsepower of around 84, this model became popular for its versatility in handling various tasks. Farmers appreciated its robust build and efficient operation in applications like haying, livestock management, and light tillage.
The John Deere 6425 was introduced in 2003 as part of the John Deere 6000 series, designed to provide a blend of power and economy. Production continued until 2007. It features a John Deere PowerTech 4045T 4.5L four-cylinder turbocharged diesel engine producing approximately 99 horsepower. The engine's displacement is 276 cubic inches. The transmission options include a 9-speed SyncShuttle transmission or a 24-speed PowrQuad transmission. The PTO delivers around 84 horsepower with options for 540 RPM and 1000 RPM. Its hydraulic system has a capacity of approximately 18.5 GPM, with typically two rear remotes available. The 3-point hitch is a Category II hitch, capable of lifting around 5,313 lbs. Common farming applications for the 6425 include pulling hay equipment, managing livestock operations with implements like loaders and manure spreaders, and performing light tillage work. Unlike some larger models in the lineup, the 6425 offers a compact size and economical operation, making it well-suited for smaller to mid-sized farms that need a versatile and reliable machine.
Specifications
| Engine | John Deere PowerTech 99 HP Diesel |
|---|---|
| PTO HP | 84 HP @ 540/1000 RPM |
| Transmission | 9-Speed SyncShuttle or 24-Speed PowrQuad |
| Hydraulics | 18.5 GPM, 2 remotes |
| 3-Point Hitch | Category II, 5313 lbs |
| Fuel Capacity | 31.7 gallons |
| Weight | 9,987 lbs |
| Years Produced | 2003-2007 |
Maintenance Tips
- Engine Oil & Filter: Change the engine oil and filter every 250 hours of operation using the recommended John Deere oil specification to ensure proper lubrication and engine longevity.
- Hydraulic System Maintenance: Inspect hydraulic fluid levels and filter condition regularly, changing the hydraulic filter every 500 hours to prevent contamination and maintain optimal hydraulic performance.
- Fuel System Care: Use a fuel conditioner regularly, especially during seasonal storage, to prevent fuel gelling and keep the fuel system clean.
- Seasonal Storage: Before storing the tractor for the winter, drain the fuel tank to prevent condensation and add a fuel stabilizer to protect the fuel system. Also, disconnect the battery and store it in a cool, dry place.
History & Background
The John Deere 6425 was introduced in 2003 as part of the 6000 series tractors, aiming to fill a need for a reliable mid-size utility tractor. This model remained largely unchanged throughout its production run, solidifying its reputation as a dependable workhorse on many farms. Its significance lies in providing a balance of power and efficiency for a wide range of agricultural tasks.
Frequently Asked Questions
What engine is in the John Deere 6425?
The John Deere 6425 is equipped with a John Deere PowerTech 4045T 4.5L four-cylinder turbocharged diesel engine producing approximately 99 horsepower.
What is the PTO horsepower on a 6425?
The PTO horsepower on a John Deere 6425 is approximately 84 HP. It supports both 540 RPM and 1000 RPM PTO speeds.
What oil filter fits the 6425?
The recommended oil filter for the John Deere 6425 is typically a John Deere oil filter part number RE504836 or RE509672. Cross-references may include Wix 51793 or Baldwin B7230.
What are common parts needed for the 6425?
Common wear parts for the John Deere 6425 include engine oil filters, fuel filters, air filters, hydraulic filters, belts (alternator, fan), hydraulic cylinder seals, steering components (tie rod ends), and clutch parts (clutch disc, pressure plate).

AL204776 - Tie Rod End
SKU: AL204776
28 in stock

AL178284 - RH / LH Tie Rod Ball Joint
SKU: AL178284
169 in stock

AL178283 - LH / RH Tie Rod End Outer
SKU: AL178283
144 in stock

AL161341 - Ball Joint
SKU: AL161341
137 in stock

AL161338 - Outer Tie Rod
SKU: AL161338
118 in stock

AL161291 - Tapered Roller Bearing Set
SKU: AL161291
25 in stock

AL113460 - Tie Rod Boot
SKU: AL113460
38 in stock

AL113451 - Tie Rod Boot
SKU: AL113451
153 in stock

U41966 - Durometer 75 (4/Pack) .103" Thick O-Ring; 1.424" ID X 1.630" OD
SKU: U41966
269 in stock

R76617 - Durometer 75 (5/Pack) .070" Thick O-Ring; .489" ID X .629" OD
SKU: R76617
280 in stock

R61105 - Durometer 75 (1/Pack) .139" Thick O-Ring; 1.484" ID X 1.762" OD
SKU: R61105
1270 in stock

L209135 - Durometer 65 (1/Pack) .110" Thick O-Ring; 1.063" ID X 1.283" OD
SKU: L209135
346 in stock

51M7103 - 75 Durometer (2/Pack) O-Ring; 1.102" ID X 1.276" OD X .087" Thick
SKU: 51M7103
632 in stock

51M7102 - 90 Durometer (5/Pack) O-Ring; .787" ID X .945" OD X .079" Thick
SKU: 51M7102
820 in stock

51M7100 - 90 Durometer (2/Pack) O-Ring; .984" ID X 1.142" OD X .079" Thick
SKU: 51M7100
576 in stock

51M7099 - 75 Durometer (5/Pack) O-Ring; .984" ID X 1.158" OD X .087" Thick
SKU: 51M7099
860 in stock

40M7066 - External Snap; 5/Pack Ring
SKU: 40M7066
1330 in stock

40M7042 - External Snap; 24/Pack Ring
SKU: 40M7042
456 in stock

40M5099 - Internal Snap; 10/Pack Ring
SKU: 40M5099
1990 in stock

AL161289 - Kingpin Bearing
SKU: AL161289
40 in stock

RE219710 - RH / LH Tail Light w/o Brake Light
SKU: RE219710
43 in stock

RE532715 - Major Engine Overhaul Kit
SKU: RE532715
Out of stock

AL200830 - Hydraulic; 28 CM3 Pump
SKU: AL200830
Out of stock

51M7041 - O-ring
SKU: 51M7041
455 in stock
