John Deere 7420 Tractor Parts
7420 parts and accessories
The John Deere 7420 tractor, manufactured from 2003 to 2007, became a popular choice for farmers due to its versatility and reliable performance. Powered by a 125 engine horsepower John Deere PowerTech diesel engine, this tractor delivered robust power for a variety of tasks. With a PTO horsepower of around 105, it efficiently handled implements for planting, cultivating, and harvesting.
The John Deere 7420 was part of the John Deere 7020 series, introduced in 2003 as an upgrade to previous models, and produced until 2007. It featured the John Deere PowerTech 6.8L 6-cylinder diesel engine, producing approximately 125 engine horsepower. This engine was known for its fuel efficiency and durability. The transmission options included a PowrQuad transmission with various speed configurations, allowing operators to tailor the tractor's performance to specific tasks. The PTO horsepower was around 105 hp, available in both 540 and 1000 RPM configurations. Hydraulic capacity was typically around 29 GPM with options for multiple remote valves. The 3-point hitch was a Category II/III, offering ample lift capacity for a wide range of implements. The 7420 was commonly used for row crop operations, hay production, livestock management, and tillage applications. Compared to other models in the 7020 series, the 7420 offered a balance of power and maneuverability, making it a versatile choice for medium-sized farms.
Specifications
| Engine | John Deere PowerTech 6.8L 125 HP Diesel |
|---|---|
| PTO HP | 105 HP @ 540/1000 RPM |
| Transmission | PowrQuad (Various Speed Configurations) |
| Hydraulics | 29 GPM, Up to 4 Remotes |
| 3-Point Hitch | Category II/III, 6724 lbs Lift Capacity |
| Fuel Capacity | 58 gallons |
| Weight | 13,200 lbs |
| Years Produced | 2003-2007 |
Maintenance Tips
- Change engine oil and filter every 250 hours of operation using high-quality oil meeting John Deere specifications. Regular oil changes are crucial for engine longevity.
- Inspect and maintain hydraulic fluid levels regularly, and replace the hydraulic filter according to the manufacturer's recommendations. Contaminated hydraulic fluid can damage components.
- Use clean, high-quality fuel and replace the fuel filter at recommended intervals to prevent fuel system issues. Drain any water accumulation from the fuel tank periodically.
- Before seasonal storage, thoroughly clean the tractor, service all filters and fluids, and protect exposed metal parts to prevent rust and corrosion.
History & Background
The John Deere 7420 was introduced in 2003 as part of the updated 7020 series, replacing earlier models with improved engine technology and comfort features. It represented a significant step forward in tractor design, offering farmers enhanced performance and versatility for various agricultural tasks. This model contributed to John Deere's reputation for producing reliable and efficient farm equipment.
Frequently Asked Questions
What engine is in the John Deere 7420?
The John Deere 7420 is powered by a John Deere PowerTech 6.8L 6-cylinder diesel engine producing approximately 125 engine horsepower.
What is the PTO horsepower on a 7420?
The PTO horsepower on the John Deere 7420 is approximately 105 hp, available in both 540 and 1000 RPM configurations.
What oil filter fits the 7420?
The John Deere 7420 typically uses a John Deere oil filter part number RE504836 or a similar cross-reference such as a Wix 57202 or a Baldwin B7349.
What are common parts needed for the 7420?
Common parts needed for the John Deere 7420 include engine oil filters, fuel filters, hydraulic filters, air filters, fan belts, hydraulic seals, steering components like tie rod ends, clutch parts, and PTO shaft components.

RE31617 - Valve Seal
SKU: RE31617
647 in stock

RE31323 - Valve Rotator
SKU: RE31323
74 in stock

RE167207 - Oil Pressure Sensor
SKU: RE167207
56 in stock

R80135 - Oil Filler Cap Gasket
SKU: R80135
29 in stock

RE31701 - Rear Axle Shaft Seal
SKU: RE31701
61 in stock

JD8210 - TIMKEN CUP
SKU: JD8210
208 in stock

R125127 - Brake Piston
SKU: R125127
3 in stock

RE214056 - Ball Joint (LH)
SKU: RE214056
66 in stock

RE214055 - Ball Joint (RH)
SKU: RE214055
38 in stock

R120499 - Tapered Roller Bearing Cone
SKU: R120499
20 in stock

R117258 - Front Axle Pivot Bushing
SKU: R117258
54 in stock

M2301T - Clamp
SKU: M2301T
156 in stock

L76471 - MFWD Pivot Bushing
SKU: L76471
163 in stock

L64250 - Tie Rod Tube
SKU: L64250
12 in stock

AR63590 - Short Tie Rod
SKU: AR63590
17 in stock

AR26480 - Seal
SKU: AR26480
90 in stock

AL68724 - Tie Rod
SKU: AL68724
21 in stock

AL68253 - Tie Rod End
SKU: AL68253
182 in stock

AL37193 - Tie Rod End
SKU: AL37193
1 in stock

AL209601 - LH / RH Tie Rod End Outer
SKU: AL209601
7 in stock

AL168711 - Tie Rod
SKU: AL168711
8 in stock

AL160111 - Tie Rod Assembly
SKU: AL160111
48 in stock

AL119379 - Tie Rod
SKU: AL119379
12 in stock

AL119215 - Tie Rod
SKU: AL119215
18 in stock
