
The John Deere 4020 tractor is fitted with a 40-micron fuel filter. There are a variety of fuel filters available for this tractor model, including aftermarket options. The REGFIL AR50041 Fuel Filter is one such example, which is compatible with the John Deere 40 series tractors and has a transparent bowl.
| Characteristics | Values |
|---|---|
| Fuel Filter Micron Rating | 40 |
| Compatible Tractor Models | 3010, 3020, 4000, 4010, 4020, 4520, 5020 |
| Filter Type | Dual Filters, Cartridge Type, Diesel Engine |
| Compatible Brands | Reliable Aftermarket Parts Inc.®, Baldwin®, Wix, Fram, Fleetguard, REGFIL, iFJF, Ouyunou |
| Part Numbers | AR50041, AR44077, AR21627R, C1168PL, FF130, PF814, C3935, HF6483, AR50040, 33244, P1105, FF198, 51866, 703630, 72160709, 30-3285669, 3608255M1, CH15553, FF203, WK13001 |
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What You'll Learn

REGFIL AR50041 fuel filter
The REGFIL AR50041 fuel filter is a replacement fuel filter for the John Deere AR50041 fuel filter. It is compatible with the John Deere 20, 30, 40, 50, and 55 Series Tractors. The filter has a transparent bowl and a 40-micron rating. It is designed to extend the engine life of your tractor and is easy to install. Simply snap it on and you're done.
The REGFIL AR50041 fuel filter is a popular choice for John Deere tractor owners, as it is an original equipment part that provides a tight seal with no leaks. It is made of high-quality ABS plastic and provides a visible inside view, prolonging your tractor's filter life.
This fuel filter replaces the following part numbers: AR50041, AR86755, P1130A, 33370, BF909, FF203, P551130, 3370, 4024232, 71367687, 6511550, 1959802C1, 71367687, 20-0006803, S72182, 6005009417, 86370, MF1065, and WK13001.
The REGFIL AR50041 fuel filter is a great choice for John Deere tractor owners looking for a reliable and durable fuel filter. It is easy to install and provides a tight seal, ensuring no leaks. With its transparent bowl, you can easily monitor the filter's condition and replace it as needed.
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$11.62 $15.86

Baldwin® Hydraulic Filter
The Baldwin® Hydraulic Filter is a compatible filter for several John Deere tractor models, including the 4020. This filter is designed to maintain the proper function of the tractor's hydraulic system, which is responsible for transmitting power and controlling various components.
The hydraulic system in a tractor is a crucial component, and regular maintenance is essential to ensure its reliability and longevity. Over time, contaminants such as dirt, debris, and water can accumulate in the hydraulic fluid, compromising the system's performance and leading to potential damage.
The Baldwin Hydraulic Filter is engineered to effectively remove these contaminants, ensuring the hydraulic fluid remains clean and free-flowing. It achieves this through a sophisticated filtration medium that captures and retains harmful particles, preventing them from circulating back into the system.
This particular filter is designed to meet or exceed the original equipment specifications, ensuring optimal performance and compatibility with the John Deere 4020 tractor. It is a direct replacement for the original filter, making installation straightforward and convenient.
By using the Baldwin Hydraulic Filter, operators of the John Deere 4020 tractor can maintain the hydraulic system's efficiency, protect critical components, and extend the overall lifespan of the equipment. Regular filter replacements, coupled with the use of high-quality filters like the Baldwin product, are key aspects of effective tractor maintenance.
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Baldwin® Fuel Filter with Spin On Drain
The Baldwin Fuel Filter with Spin-On Drain is compatible with several John Deere tractor models, including the 3010, 3020, 4000, 4010, 4020, 5020, and 4520. This fuel filter is designed to protect your engine by effectively separating and removing contaminants from the fuel system.
Baldwin offers a wide range of fuel filters, fuel managers, coalescers, and fuel/water separators to address concerns about fuel contaminants, even in modern fuel systems with cleaner-burning fuels. The Spin-On Drain feature provides added convenience for easy maintenance and ensures that any contaminants captured by the filter can be quickly drained.
This particular fuel filter is an aftermarket product, which means it is produced by a company other than the original equipment manufacturer (OEM). Aftermarket parts are designed to meet the same specifications as OEM parts but often offer advantages such as lower cost, improved performance, or enhanced durability.
When it comes to fuel filters, it's important to ensure compatibility with your specific tractor model. In this case, the Baldwin Fuel Filter with Spin-On Drain is compatible with the John Deere 4020, providing effective fuel filtration and the convenience of a drain feature for easy maintenance.
It's worth noting that fuel filters play a critical role in protecting your tractor's engine. By trapping contaminants, they prevent harmful particles from entering the engine, which can lead to reduced performance, increased fuel consumption, and even engine damage over time. Regular maintenance and timely replacement of fuel filters are essential to ensure optimal engine performance and longevity.
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Fuel Filter Base
The fuel filter base is an essential component of the fuel system in a John Deere 4020 tractor. It serves as the mounting point and support structure for the fuel filter, ensuring its stability and proper functioning.
The fuel filter base for the John Deere 4020 tractor is identified by the part number AR50040. This fuel filter base is compatible with various tractor models, including the John Deere 3020, 4000, 4230, and 4440. It is also compatible with tractor models from other manufacturers, such as the New Holland 703630, White 72160709, and Oliver 30-3285669.
When sourcing a fuel filter base for the John Deere 4020, it is important to ensure that it is compatible with the specific tractor model and other equipment. The fuel filter base plays a crucial role in the fuel system by providing a secure and precise fit for the fuel filter, facilitating its effective operation in filtering contaminants from the fuel.
Additionally, the fuel filter base may come in new or used options, offering flexibility in terms of cost and availability. It is worth noting that used fuel filter bases should be inspected and verified to ensure they are in good condition and can perform their intended function effectively.
Overall, the fuel filter base for the John Deere 4020 tractor, identified by the part number AR50040, is a vital component that ensures the proper functioning of the fuel filter and contributes to the overall performance and reliability of the tractor's fuel system.
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Dual Stage Box Style Glass Fuel/Water Separator
The Dual Stage Box Style Glass Fuel/Water Separator is a fuel filter that fits the John Deere 4020 tractor. It is compatible with tractors that have a serial number of 201000 or higher. This fuel filter also fits other John Deere tractors, including the 3020, 4230, 4000, 4430, 4440, 4630, and more.
The Dual Stage Box Style Glass Fuel/Water Separator is manufactured by Allis Chalmers and Baldwin. Its part number is AR50041, and its ASAP Item Number is 4024232. It is also compatible with certain Case, White, Minneapolis Moline, and Oliver tractors.
This fuel filter is designed to separate water from fuel, helping to prevent water from entering the fuel system and engine of the tractor. Water in the fuel can cause corrosion and damage to the engine, and can also freeze at low temperatures, blocking fuel lines and injectors.
The Dual Stage Box Style Glass Fuel/Water Separator is a vital component in maintaining the health of a tractor's fuel system, ensuring that only clean fuel enters the engine and helping to extend the life of the tractor.
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Frequently asked questions
A micron fuel filter is a type of fuel filter that is compatible with John Deere tractors.
A fuel filter is a component that filters out impurities in the fuel before it reaches the engine.
A fuel filter is essential for your tractor to prevent dirt and debris from entering the engine, which can cause damage and affect performance.
Micron fuel filters for John Deere tractors are available from various retailers, including Amazon and Reliable Aftermarket Parts.
Yes, there are different types of fuel filters available, including the Baldwin Fuel Filter and the REGFIL AR50041 Fuel Filter with a transparent bowl and 40-micron rating. It's important to check compatibility with your specific tractor model.










































