1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 11270107002741853
  3. MAX MOTOSPORTS 6439938311

MAX MOTOSPORTS 6439938311 Chain Sprocket

fits model: Ksf400, Kfx400. make: Kawasaki. year: 2003–2006.

6439938311 Max Motosports New Yellow Chain Sprocket For 2003-2006 2004 2005 Kawasaki Ksf400 A Kfx400 Oem

( Brand: Max Motosports ), ( Part Type: Chain Sprocket ), ( Manufacturer Warranty: No ), ( Manufacturer Part Number: 6439938311 ), ( Placement On Vehicle: Front, Rear )

Review MAX MOTOSPORTS New Yellow Chain Sprocket Kawasaki Oem fits KSF400 KFX400 2003–2006

Introducing the Motosport 6439938311 chain sprocket, specifically designed for Kawasaki KSF400 and KFX400 models produced between 2003 and 2006. This high-quality replacement part is engineered to ensure optimal performance and durability for your ATV or dirt bike.

Crafted from robust steel material, this Motosport chain sprocket boasts a strong and reliable construction. Its precise machining ensures a perfect fit for your Kawasaki vehicle, delivering smooth power transmission from the engine to the wheels.

The Motosport 6439938311 chain sprocket features an innovative tooth design, which enhances the overall efficiency of your drivetrain system. Its tooth profile enables better chain retention, reducing the risk of chain jump and ensuring the chain remains properly engaged with the sprocket at all times.

This replacement chain sprocket comes with an O-ring seal, ensuring a tight seal against the crankshaft, preventing any potential leakage and maintaining the integrity of your vehicle's powertrain. The seal also helps in reducing the amount of dirt and debris that may enter the engine, prolonging the lifespan of the internal components.

Incorporating the latest technology, this Motosport chain sprocket is designed to work seamlessly with O-ring chains. Its precision machining and tooth design ensure proper chain engagement, reducing the likelihood of wear and tear, and ensuring a quiet and efficient operation.

The Motosport 6439938311 chain sprocket is an easy-to-install replacement part. It comes with all necessary hardware, making the installation process quick and straightforward. The included instructions ensure that even the most novice riders can perform the installation with confidence.

In summary, the Motosport 6439938311 chain sprocket is a high-performance and durable replacement part, specifically designed for Kawasaki KSF400 and KFX400 models from 2003 to 2006. Its robust construction, efficient tooth design, and O-ring seal make it an essential upgrade for those seeking optimal power transmission, smooth operation, and extended engine lifespan.

Pros and Cons of Buying Motosport's 6439938311 Chain Sprocket for 2003-2006 Kawasaki KSF400/KFX400

Introduction:

Motosport's 6439938311 chain sprocket is a popular aftermarket option for those looking to upgrade their 2003-2006 Kawasaki KSF400 and KFX400 vehicles. This part comes with several advantages and disadvantages that are essential to consider before making a purchase. In this analysis, we will discuss the pros and cons of investing in this chain sprocket.

Pros:

1. Enhanced Performance: Motosport's chain sprocket is designed to provide better engine response and overall performance by reducing power loss in the drivetrain.

2. Durability: This aftermarket chain sprocket is made of high-quality materials, ensuring it can withstand the rigors of off-road riding and last longer than OEM parts.

3. Customization: Upgrading to a Motosport chain sprocket allows riders to personalize their vehicle and potentially improve its aesthetic appeal.

4. Improved Efficiency: The new chain sprocket can lead to increased fuel efficiency due to the reduced power loss in the drivetrain.

Cons:

1. Cost: The Motosport chain sprocket is generally more expensive than OEM parts, which could be a deterrent for some buyers.

2. Installation: Installing an aftermarket chain sprocket requires a certain level of mechanical expertise and time, which may not be ideal for all riders.

3. Potential Compatibility Issues: While Motosport's chain sprocket is designed to fit most Kawasaki KSF400 and KFX400 models, there is a possibility of compatibility issues arising in some cases.

Conclusion:

The Motosport 6439938311 chain sprocket offers various advantages, such as enhanced performance, durability, improved efficiency, and customization. However, it also comes with some disadvantages, including a higher cost, potential installation challenges, and potential compatibility issues.

If you are an experienced rider with off-road riding habits, the benefits of this chain sprocket might outweigh the drawbacks, especially if you are looking for improved performance and durability. However, if you are a casual rider or new to off-road biking, the potential costs and installation complexities may not be worth it.

Recommendation:

Before purchasing the Motosport chain sprocket, carefully consider your riding habits, experience, and budget. If you are an experienced rider and are looking for a high-performance, long-lasting part, the Motosport chain sprocket could be an excellent investment. However, if you are a casual rider or have a limited budget, it might be better to stick with OEM parts.

specifications utvshift:

  • for models: Ksf400, Kfx400
  • for makes: Kawasaki
  • for years: 2003-2006
  • brand: Max Motosports
  • part type: Chain Sprocket
  • manufacturer warranty: No
  • manufacturer part number: 6439938311
  • placement on vehicle: Front, Rear

returns utvshift:

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

general utvshift:

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

payments utvshift:

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

seller utvshift:

  • # reviews: 620
  • rating: 97.3%

offer utvshift:

  • options: Ship-to-home
  • availability: In Stock
  • started: January 23, 2026
  • sold: 0
  • quantity: 1

shipping utvshift:

  • cost: $0.00
  • type: Fixed
  • transit: 5-12 Days
  • service: USPS Priority Mail
  • carrier: USPS
  • class: Expedited
for models: ksf400, kfx400, for makes: kawasaki, for years: 2003-2006, part type: chain sprocket, manufacturer warranty: no, placement on vehicle: front, rear,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, sku: 11270107002741853,

Max Motosports 6439938311 Is Similar To:

utvshift logo