1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 9452627475034632
  3. PROTAPER MN/8Y7J

PROTAPER MN-8Y7J Rear Atv Steel Sprocket Drive Qm MN/8Y7J

fits model: Cs4, Trx400x. make: Honda. year: 2009–2014.

8y7j Protaper Mn/8y7j Atv Cs4 Steel Rear Sprocket For 2009-2014 Honda Trx400x - Drive Qm

( Brand: Protaper ), ( Manufacturer Part Number: MN/8Y7J ), ( Compatible Year: 2014 2013 2012 2011 2010 2009 ), ( Bundle Description: 1 Pc Genuine Protaper Atv Cs4 Steel Rear Sprocket ), ( Type: Atv Cs4 Steel Rear Sprocket ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review PROTAPER Mn/8y7j Atv Steel Rear Sprocket Honda Drive Qm fits CS4 TRX400X 2009–2014

Introducing the ProTaper MN/8Y7J ATV CS4 Steel Rear Sprocket, designed specifically for the Honda TRX400X with a drive type of QM, manufactured in the year range of 2009 to 2014. This high-performance sprocket is a must-have upgrade for off-road enthusiasts seeking superior durability and enhanced power transmission.

The CS4 Steel Rear Sprocket boasts a robust, one-piece steel construction that is engineered to withstand the rigors of off-road riding. Compared to its OEM counterpart, this ProTaper sprocket offers increased strength and longevity, ensuring that you can tackle the toughest trails without worrying about your drivetrain.

Measuring 15 inches in diameter and featuring a 42-tooth count, this steel sprocket is meticulously machined to ensure precise fitment and optimal engagement with your ATV's drive system. Its tooth design is engineered for maximum traction and durability, providing smoother power delivery and improved acceleration.

ProTaper's CS4 Steel Rear Sprocket is also designed with easy maintenance in mind. Its open-design allows for quick and easy cleaning, reducing the risk of debris buildup and potential damage to your drivetrain. Moreover, its hardwearing steel material ensures that you can enjoy long periods between replacements.

Upgrading to the ProTaper MN/8Y7J ATV CS4 Steel Rear Sprocket is an investment in both your ATV's performance and longevity. Its unparalleled strength, durability, and power transmission capabilities make it the go-to choice for serious off-road riders. Experience the difference that a high-quality, purpose-built sprocket can make upgrade to the ProTaper MN/8Y7J ATV CS4 Steel Rear Sprocket today.

The Protaper MN/8Y7J ATV CS4 steel rear sprocket is a popular aftermarket option for the Honda TRX400X driven by quad riders seeking improved performance and durability. Here are some pros and cons to consider before making a purchase.

Pros:

1. Enhanced durability: The steel construction of the Protaper MN/8Y7J ATV CS4 sprocket is more robust than the OEM aluminum sprocket, making it less susceptible to damage from rocks or other debris.

2. Better power transfer: The 4-bolt design of the steel sprocket provides a more secure connection to the drive shaft, resulting in smoother power transfer and potentially increased horsepower.

3. Customization: By upgrading to a Protaper MN/8Y7J ATV CS4 steel rear sprocket, riders can fine-tune their ATV's final drive ratio, which can be beneficial for various riding conditions.

Cons:

1. Weight: The steel sprocket is heavier than the OEM aluminum sprocket, which may impact acceleration and overall handling, particularly on lighter ATVs like the Honda TRX400X.

2. Cost: Aftermarket steel sprockets like the Protaper MN/8Y7J ATV CS4 tend to be more expensive than OEM alternatives.

3. Installation: Installing a new sprocket requires some mechanical knowledge and the proper tools, which may deter some riders from attempting the installation themselves.

Conclusion:

The Protaper MN/8Y7J ATV CS4 steel rear sprocket offers several advantages, including enhanced durability, improved power transfer, and the ability to customize final drive ratios. However, it comes with the drawbacks of increased weight, higher cost, and a more complex installation process.

Recommendation:

If you regularly ride in challenging conditions and prioritize durability and power transfer over handling agility and weight savings, then the Protaper MN/8Y7J ATV CS4 steel rear sprocket could be a worthwhile investment for your Honda TRX400X. However, if you prefer a lighter ATV or are not confident in your mechanical abilities, the standard OEM aluminum sprocket may be the better choice for you.

part # mn8y7j price

  • $70.05

specifications utvshift:

  • for models: Cs4, Trx400x
  • for makes: Honda
  • for years: 2009-2014
  • brand: Protaper
  • manufacturer part number: MN/8Y7J
  • compatible year: 2014 2013 2012 2011 2010 2009
  • bundle description: 1 Pc Genuine Protaper Atv Cs4 Steel Rear Sprocket
  • type: Atv Cs4 Steel Rear Sprocket
  • core charge: Free No Core Charge
  • fitment type: Direct Replacement

payments utvshift:

  • credit card: Discover
  • wallet: Google-pay
  • other

seller utvshift:

  • # reviews: 12985
  • rating: 97.9%

offer utvshift:

  • availability: In Stock
  • sold: 0
  • quantity: 1
  • started: November 2, 2025
  • options: Ship-to-home

returns utvshift:

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

general utvshift:

  • ATV, Side-by-Side UTV Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain Parts
  • condition: New

shipping utvshift:

  • class: Standard
  • type: Fixed
  • transit: 4-6 Days
  • service: Standard
  • cost: $0.00
for models: cs4, trx400x, for makes: honda, for years: 2009-2014, compatible year: 2014 2013 2012 2011 2010 2009, bundle description: 1 pc genuine protaper atv cs4 steel rear sprocket, type: atv cs4 steel rear sprocket, core charge: free no core charge, fitment type: direct replacement,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, sku: 9452627475034632,

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