POLARIS 1337140 Front End Differential

( Manufacturer Part Number: 1337140 )

Review POLARIS #740 Front End Differential fits SPORTSMAN 740 570 2015–2026

The Polaris 1337140 740 Front End Differential is a high-performance component designed specifically for the Polaris Sportsman 570 models produced between 2015 and 2026. This front end differential is an essential part of the drivetrain system, enabling the vehicle to transfer power from the engine to the wheels while accommodating the steering motion.

This differential is engineered with a robust 740 series design, which delivers increased strength and durability compared to the standard differential. It features a heavy-duty housing constructed from cast iron, providing excellent protection against impact and wear. The gears inside are made from strong, heat-treated steel, ensuring they can handle the demands of off-road riding and towing.

The Polaris 1337140 740 Front End Differential also comes with an upgraded seal system, designed to keep out contaminants and prevent leaks. The seals are made from a high-quality material that provides superior sealing performance, even in the most challenging conditions.

This differential is also equipped with a revised differential pinion gear design, which provides improved tooth geometry for better traction and reduced wear. The pinion gear also features a larger diameter, which results in increased ground clearance and improved approach angle.

The installation of the Polaris 1337140 740 Front End Differential is made easy with its bolt-on design, which allows for a straightforward replacement process. The differential is also compatible with factory drive shafts, making it a direct fit for the Sportsman 570.

In summary, the Polaris 1337140 740 Front End Differential is a high-performance upgrade for the Polaris Sportsman 570, offering increased strength, durability, and traction. Its robust design, upgraded seal system, and revised gear design make it an excellent choice for off-road enthusiasts who demand the best performance from their vehicle.

The Polaris Sportsman 570, model number 1337140, is a popular all-terrain vehicle (ATV) known for its durability and performance. Its front end differential is an essential component that contributes to its capabilities on various terrains. In this analysis, we will discuss the pros and cons of buying a Polaris Sportsman 570 front end differential.

1. Durability: The Sportsman 570's front end differential is built to withstand the rigors of off-road riding. It is made of strong materials and is designed to handle heavy loads and rough terrain.

2. Improved Traction: The differential provides better traction by allowing each wheel to rotate at different speeds. This is particularly useful when climbing hills or navigating uneven terrain.

3. Easy Installation: The differential is relatively easy to install, and many users report that they were able to do it themselves with the help of the provided instructions and tools.

4. Enhanced Performance: The differential improves the overall performance of the ATV by allowing for better power transfer to the wheels and improved handling.

1. Cost: The Polaris Sportsman 570 front end differential is not an inexpensive upgrade. Its price tag may be a deterrent for some potential buyers.

2. Complexity: While the installation process is relatively straightforward, the differential itself is a complex piece of machinery. Users should be prepared for potential issues and challenges during the installation process.

3. Maintenance: The differential requires regular maintenance to ensure optimal performance. This includes checking and changing the oil, inspecting the gears, and ensuring that all components are properly lubricated.

4. Potential for Damage: Off-road riding can be rough on the differential, and users may encounter situations that could potentially damage it. This could result in costly repairs or replacement.

The Polaris Sportsman 570 front end differential is an excellent upgrade for those seeking improved traction, durability, and performance from their ATV. However, it comes with a hefty price tag and requires regular maintenance. Users should be prepared for the complexity of the installation process and the potential for damage during off-road riding.

If you are an avid off-road rider and are looking to enhance the capabilities of your Polaris Sportsman 570, the front end differential is a worthwhile investment. However, if you are on a tight budget or are not confident in your ability to install and maintain the differential, it may be best to consider other upgrades or to hold off until you are ready to take on the challenge.

part # 1337140 prices

• $344.11-$387.00

specifications utvyank:

• for models: 740, 570, Sportsman
• for makes: Polaris
• for years: 2015-2026
• manufacturer part number: 1337140

shipping utvyank:

• type: Fixed
• cost: $0.00
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• transit: 3-9 Days

payments utvyank:

• other
• credit card: Visa
• wallet: Apple-pay

returns utvyank:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

seller utvyank:

• rating: 99.8%
• # reviews: 3624

general utvyank:

• condition: Used
• Parts Accessories > ATV, Side-by-Side UTV Parts Accessories > Other ATV, Side-by-Side UTV Parts Accessories

offer utvyank:

• availability: In Stock
• started: November 5, 2025
• options: Ship-to-home
• quantity: 1
• sold: 0

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