1. ATV Transmission & Drivetrain Parts Deals
  2. sku: 13235022061156762
  3. RACE DRIVEN F-21516

RACE-DRIVEN F-21516 Rear Sprocket 40

fits model: Yfm250, 250, Raptor. make: Yamaha. year: 2011.

F-21516 Race-driven 2011 Yamaha Raptor 250 Yfm250 40 Tooth Rear Silver Sprocket

( Brand: Race-driven ), ( Part Type: Sprocket ), ( Manufacturer Part Number: F-21516 )

Review RACE DRIVEN Yamaha 40 Tooth Rear Silver Sprocket fits RAPTOR YFM250 250 2011

Introducing the Race-Driven F-21516 2011 Yamaha Raptor 250 YFM250 40 Rear Sprocket, a high-performance upgrade designed specifically for the Yamaha Raptor 250. This sprocket is engineered to deliver enhanced power transmission, improved torque, and increased durability for off-road enthusiasts seeking maximum performance from their ATV.

The Race-Driven F-21516 sprocket is CNC-machined from billet aluminum, ensuring precision and consistency in its construction. Its 40-tooth design offers a larger contact patch between the tire and the ground, translating to better traction and faster acceleration. With a 2.5-degree increase in the tooth angle, this sprocket also provides more ground clearance for navigating challenging terrain.

This sprocket features a robust 12mm bore size and is compatible with the stock drive clutch and O-ring chain. Its durable construction is designed to withstand the rigors of off-road riding, as well as the high-torque loads generated by aftermarket modifications, such as larger tires and high-performance engines.

The Race-Driven F-21516 2011 Yamaha Raptor 250 YFM250 40 Rear Sprocket is an essential upgrade for those seeking to enhance the power and performance of their ATV. Its precision engineering, robust construction, and proven durability make it an ideal choice for off-road racing and extreme trail riding. Upgrade your Raptor 250 today and experience the difference that a high-performance rear sprocket can make.

Buying a race-driven aftermarket 2011 Yamaha Raptor 250 40 rear sprocket (YFM250) can have both advantages and disadvantages, depending on your specific needs and circumstances. Here are some potential pros and cons:

Pros:

1. Increased top speed: A larger rear sprocket reduces the number of rotations per mile, allowing the engine to deliver more power to the ground, resulting in increased top speed.

2. Improved acceleration: With fewer rotations per minute, the engine delivers more power to the ground per unit of time, improving acceleration.

3. Better for off-road racing: A larger rear sprocket is often preferred in off-road racing because it allows for faster acceleration and top speeds on rough terrain.

4. Customization: Installing a race-driven aftermarket rear sprocket can be a way to personalize your Raptor 250 and make it stand out.

Cons:

1. Reduced fuel efficiency: A larger rear sprocket can lead to increased engine RPMs, which in turn can reduce fuel efficiency.

2. Increased engine wear: The increased power delivery to the ground can lead to increased engine wear and tear, potentially requiring more frequent maintenance or repairs.

3. Reduced low-end torque: A larger rear sprocket can result in reduced low-end torque, making it harder to get the Raptor 250 moving from a standstill or climbing steep hills.

4. Increased risk of damage: A larger rear sprocket can put more stress on the drive chain, potentially leading to increased wear and tear or even damage.

Ending Conclusion:

The decision to buy a race-driven aftermarket 2011 Yamaha Raptor 250 40 rear sprocket depends on your specific needs and circumstances. If you are an off-road racer looking to improve your top speed and acceleration, then this modification may be worth considering. However, if you prioritize fuel efficiency, low-end torque, or reducing engine wear and tear, then you may want to consider sticking with the stock rear sprocket. Ultimately, it's important to weigh the potential benefits against the potential drawbacks and make an informed decision based on your personal riding style and goals.

Recommendation:

If you are considering buying a race-driven aftermarket 2011 Yamaha Raptor 250 40 rear sprocket, I would recommend doing thorough research on the specific product and its impact on your Raptor 250. Look for reviews from other riders who have made the same modification and consider consulting with a Yamaha dealership or a knowledgeable mechanic to ensure that the modification is right for you and your riding style. Additionally, be prepared for increased maintenance and potential repair costs associated with the modification.

part # f21516 price

  • $31.66

specifications utvshift:

  • for models: Yfm250, 250, Raptor
  • for makes: Yamaha
  • for years: 2011
  • brand: Race-driven
  • part type: Sprocket
  • manufacturer part number: F-21516

shipping utvshift:

  • carrier: USPS, FedEx
  • service: USPS Ground Advantage, FedEx 2Day
  • cost: $0.00
  • class: Standard, Expedited
  • type: Fixed
  • transit: 3-6 Days

payments utvshift:

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

offer utvshift:

  • started: April 26, 2026
  • quantity: 10
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock

returns utvshift:

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

seller utvshift:

  • # reviews: 20454
  • rating: 99.8%

general utvshift:

  • ATV, Side-by-Side UTV Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain Parts
  • condition: New
for models: yfm250, 250, raptor, for makes: yamaha, for years: 2011, part type: sprocket,
category: atv parts > atv, side-by-side utv parts accessories > transmission drivetrain > transmission drivetrain parts, sku: 13235022061156762,

Race-driven F-21516 Is Similar To:

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1 offer $31.66 USD
  • Offer #1: $31.66 price + free delivery = $31.66* total. You can also purchase sprockets that will give you more take-off speed or top-end speed. Race-Driven Rear Steel Sprocket.FREE SHIPPING