1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 10858590087001663
  3. RACE DRIVEN F-34639

RACE-DRIVEN F-34639 Ring Chain Sprocket 98L 12/38

fits model: Yfm350, 350, Raptor. make: Yamaha. year: 2008–2011.

F-34639 Race-driven Gold O-ring 98l Chain And Silver Sprocket 12/38 2008-2011 Yamaha Yfm350 350 Raptor

( Brand: Race-driven ), ( Part Type: Ring Chain Sprocket ), ( Manufacturer Part Number: F-34639 ), ( Material: Stainless Steel )

Review RACE DRIVEN Gold O ring 98l Chain And Silver Sprocket 12/38 Yamaha fits RAPTOR YFM350 350 2008–2011

Introducing the Race-Driven F-34639 O-Ring 98L Chain Sprocket, specifically designed for Yamaha YFM350 350 Raptor models from 2008 to 2011. This high-performance component is an excellent replacement or upgrade option for your off-road vehicle.

The F-34639 O-Ring 98L Chain Sprocket is meticulously crafted using advanced materials and manufacturing techniques. Its robust design ensures optimal chain engagement and power transmission, making it an ideal choice for demanding off-road conditions. The O-Ring design offers a superior seal, preventing any potential chain oil leakage and ensuring long-lasting performance.

Measuring 12 inches in diameter and 38 teeth, this sprocket is precisely engineered to fit perfectly on your Yamaha YFM350 350 Raptor. It is designed to work seamlessly with your existing chain and drive system, offering hassle-free installation. The tooth profile is carefully engineered to provide superior traction and durability, ensuring that your vehicle maintains optimal power and acceleration.

Manufactured with top-quality materials, this Race-Driven O-Ring 98L Chain Sprocket is built to last. Its durability and strength make it capable of handling the rigors of off-road riding, ensuring consistent performance and reliability.

In summary, the Race-Driven F-34639 O-Ring 98L Chain Sprocket is an essential upgrade for your Yamaha YFM350 350 Raptor. Its superior sealing capabilities, robust design, and precision engineering make it an excellent choice for riders seeking improved performance and reliability in their off-road adventures.

Pros and Cons of Buying a Race-Driven F-34639 O-Ring 98L Chain Sprocket for a 2008-2011 Yamaha YFM350 Raptor

Pros:

1. High-Performance: The race-driven design enhances the overall performance of the sprocket, making it suitable for high-speed riding and racing.

2. Durability: The use of high-quality materials ensures that the sprocket can withstand the rigors of off-road riding and is less prone to wear and tear.

3. Improved Power Transfer: The o-ring design helps to reduce power loss and improves the efficiency of the power transfer from the engine to the wheels.

4. Quieter Operation: The o-ring design also helps to reduce the noise generated during operation, making for a more enjoyable riding experience.

5. Compatibility: The sprocket is specifically designed for the Yamaha YFM350 Raptor model years 2008-2011, ensuring a perfect fit.

Cons:

1. Cost: The race-driven design and high-quality materials make this sprocket more expensive than the stock OEM sprocket.

2. Installation: Installing the sprocket may require some mechanical expertise, as it may involve removing the engine casing or other components.

3. Maintenance: The o-ring design may require more frequent maintenance, as the o-ring may need to be replaced periodically.

Conclusion:

The decision to buy a Race-Driven F-34639 O-Ring 98L Chain Sprocket for a 2008-2011 Yamaha YFM350 Raptor depends on the rider's preferences and riding style. If you are a competitive rider or enjoy high-speed riding, the improved performance and durability of this sprocket may be worth the investment. However, if you are a casual rider or are on a tight budget, the higher cost and potential for increased maintenance may outweigh the benefits.

Recommendation:

If you are a competitive rider or enjoy high-speed riding, the Race-Driven F-34639 O-Ring 98L Chain Sprocket is a worthwhile investment for the enhanced performance and durability it provides. However, if you are a casual rider or are on a tight budget, it may be more cost-effective to stick with the stock OEM sprocket.

part # f34639 price

  • $133.51

specifications utvshift:

  • for models: Yfm350, 350, Raptor
  • for makes: Yamaha
  • for years: 2008-2011
  • brand: Race-driven
  • part type: Ring Chain Sprocket
  • manufacturer part number: F-34639
  • material: Stainless Steel

general utvshift:

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

returns utvshift:

  • policy: Returns Accepted
  • time: 60 Days
  • paid by: Seller

seller utvshift:

  • # reviews: 118113
  • rating: 99.7%

payments utvshift:

  • wallet: Paypal
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  • credit card: Mastercard

shipping utvshift:

  • class: Expedited, One-day
  • transit: 2-3 Days
  • service: FedEx 2Day, FedEx Standard Overnight, USPS Priority Mail Express
  • cost: $0.00
  • type: Calculated
  • carrier: FedEx, USPS

offer utvshift:

  • quantity: 3
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: January 4, 2026
for models: yfm350, 350, raptor, for makes: yamaha, for years: 2008-2011, part type: ring chain sprocket,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, material: stainless steel, sku: 10858590087001663,

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1 offer $133.51 USD
  • Offer #1: $133.51 price + $42.02 delivery = $175.53* total.+$42.02 shipping