John Deere 5420N Tractor Parts
5420N parts and accessories
The John Deere 5420N was a popular narrow tractor produced from 2003 to 2007, designed for specialty applications. Powered by a 75 HP Yanmar diesel engine, it provided reliable power for various tasks. Farmers appreciated its compact size and responsive hydraulics, delivering 61 PTO horsepower for demanding implements.
The John Deere 5420N was introduced in 2003 as part of the John Deere's narrow row crop tractor lineup and was manufactured until 2007. This tractor was specifically designed for orchard, vineyard, and other specialty applications where a wider tractor couldn't maneuver. The 5420N is powered by a Yanmar 4TNV88 diesel engine, producing approximately 75 horsepower. This 2.2-liter (134.2 ci) four-cylinder engine offers reliable performance and good fuel efficiency. Transmission options included a SyncReverser transmission with 9 forward and 9 reverse gears, or a PowrReverser transmission with 12 forward and 12 reverse gears. The PTO horsepower is rated at 61 HP, available in 540 RPM. The hydraulic system has a capacity of around 11.1 GPM, providing ample flow for implements, and typically features two remote valves. It is equipped with a Category II 3-point hitch, offering a lift capacity of approximately 3,500 lbs. Common farming applications included spraying, mowing, cultivating narrow row crops, and handling materials in tight spaces. The 5420N distinguishes itself from other models with its narrow width, enhanced maneuverability, and Yanmar diesel engine.
Specifications
| Engine | Yanmar 4TNV88 75 HP Diesel |
|---|---|
| PTO HP | 61 HP @ 540 RPM |
| Transmission | SyncReverser 9x9 or PowrReverser 12x12 |
| Hydraulics | 11.1 GPM, 2 remotes |
| 3-Point Hitch | Category II, 3500 lbs |
| Fuel Capacity | 15.9 gallons |
| Weight | 5600 lbs |
| Years Produced | 2003-2007 |
Maintenance Tips
- Change engine oil and filter every 250 hours using John Deere Plus-50 II or equivalent and a genuine John Deere oil filter for optimal engine life.
- Inspect and maintain hydraulic fluid levels regularly, replacing the hydraulic filter every 500 hours to prevent contamination and ensure smooth hydraulic operation.
- Use clean, high-quality diesel fuel and replace the fuel filter annually, or more frequently if fuel quality is questionable, to prevent fuel system issues.
- Before seasonal storage, drain fuel, add fuel stabilizer, and properly winterize the tractor to prevent corrosion and ensure easy starting in the spring.
History & Background
The John Deere 5420N was introduced in 2003 to address the need for a reliable and maneuverable narrow tractor. It filled a crucial role in specialty farming operations, providing the necessary power and functionality in compact spaces. Its discontinuation in 2007 marked the end of an era for this popular niche tractor.
Frequently Asked Questions
What engine is in the John Deere 5420N?
The John Deere 5420N is powered by a Yanmar 4TNV88 diesel engine, producing approximately 75 horsepower.
What is the PTO horsepower on a 5420N?
The John Deere 5420N has a PTO horsepower rating of 61 HP, and it operates at 540 RPM.
What oil filter fits the 5420N?
The correct oil filter for the John Deere 5420N is typically a John Deere filter part number RE504836. Cross-references include Wix 51394, Fram PH6022, and Baldwin B1432.
What are common parts needed for the 5420N?
Common wear parts for the John Deere 5420N include engine oil filters, fuel filters, hydraulic filters, fan belts, hydraulic cylinder seal kits, steering cylinder repair kits, and clutch components.

RE56375 - Camshaft
SKU: RE56375
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RE548027 - Belt Tensioner
SKU: RE548027
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RE527042 - Complete Overhaul Gasket Set
SKU: RE527042
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RE519569 - Pencil Injector
SKU: RE519569
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RE516553 - Fuel Filter Seal Kit
SKU: RE516553
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RE508317 - W/ Adjusting Screw Rocker Arm
SKU: RE508317
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RE504914 - Engine Oil Pump
SKU: RE504914
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RE50467 - Fuel Hand Primer
SKU: RE50467
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RE504638 - Crankshaft
SKU: RE504638
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RE503242 - Temperature Switch
SKU: RE503242
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RE502964 - Flywheel w/ Ring Gear
SKU: RE502964
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RE502079 - Glow Plug
SKU: RE502079
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SKU: RE501455
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RE500844 - Water Temperature Sensor
SKU: RE500844
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SKU: RE500160
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RE500005 - Oil Fill Cap
SKU: RE500005
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RE500002 - CONNECTING ROD
SKU: RE500002
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RE48786 - Pencil Injector
SKU: RE48786
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RE31617 - Valve Seal
SKU: RE31617
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RE31323 - Valve Rotator
SKU: RE31323
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RE30241 - Muffler Clamp
SKU: RE30241
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R83630 - Durometer 85 (10/Pack) .139" Thick O-Ring; .796" ID X 1.074" OD
SKU: R83630
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SKU: R61105
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R51603 - Durometer 70 (10/Pack) O-Ring; .612" ID X .818" OD X .103" Thick
SKU: R51603
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