RACE-DRIVEN F-47730 Chain Sprocket 15/38 100L

( Brand: Race-driven ), ( Part Type: Chain Sprocket ), ( Manufacturer Part Number: F-47730 )

Review RACE DRIVEN Yamaha Blue Chain And Black Sprocket 15/38 fits YFZ450 YFZ 450 2004–2008

Introducing the Yamaha YFZ450 YFZ450 Chain Sprocket 15/38 100L, a high-performance and precision-engineered component designed specifically for the Yamaha YFZ450 model from 2004 to 2008. This race-driven chain sprocket is an essential upgrade for any off-road enthusiast seeking optimal power transfer and improved overall performance from their Yamaha ATV.

Manufactured using advanced materials and cutting-edge technology, this chain sprocket boasts a robust 15 tooth design for the drive side and a strong 38 tooth design for the driven side. The 100L designation signifies a 100mm pitch circle diameter, ensuring perfect compatibility with the YFZ450's OEM drive chain.

The F-47730 chain sprocket is meticulously crafted from top-quality billet aluminum, ensuring exceptional strength and durability. Its precise CNC machining ensures a perfect fit and finish, while its anodized surface treatment offers enhanced corrosion resistance for long-lasting performance in even the most demanding off-road conditions.

By upgrading to this high-performance chain sprocket, you'll experience improved power transmission efficiency, smoother engine operation, and reduced wear and tear on the OEM drive chain. This results in increased horsepower, better acceleration, and a more responsive and agile riding experience.

Additionally, the race-driven design of this chain sprocket allows for easier chain adjustments and maintenance. Its open design also allows for better access to the sprocket for cleaning and inspection, ensuring your ATV is always ready for your next off-road adventure.

In summary, the Yamaha YFZ450 YFZ450 Chain Sprocket 15/38 100L is a must-have upgrade for any serious Yamaha YFZ450 off-road enthusiast. Its precision engineering, high-strength materials, and race-driven design deliver unmatched performance, durability, and ease of maintenance. Upgrade your ATV today and take your riding experience to the next level.

Pros and Cons of Buying a Yamaha YFZ450 Chain Sprocket (15/38, 100L) for a 2004-2008 F-47730 Race-Driven ATV

The Yamaha YFZ450 is a popular and high-performance all-terrain vehicle (ATV). Its chain and sprocket system plays a crucial role in its performance and durability. Replacing the stock sprocket with a 15/38, 100L size can offer various benefits, but it's essential to consider the pros and cons before making a purchase.

1. Increased top speed: A larger rear sprocket reduces the number of rotations per mile, resulting in a higher top speed.

2. Better acceleration: With fewer rotations per mile, the engine delivers more power to the ground, improving acceleration.

3. Enhanced power delivery: A larger sprocket allows for a more direct power transfer, which can lead to improved overall performance.

4. Improved hill climbing: The increased power delivery and reduced rotations per mile can help the ATV climb steeper hills more efficiently.

1. Reduced low-end torque: A larger sprocket results in a higher final drive ratio, reducing the amount of torque available at the wheels, which can negatively impact the ATV's performance in low-speed situations, such as tight turns or climbing steep, rocky inclines.

2. Shortened chain life: A larger rear sprocket can put more strain on the chain, potentially reducing its lifespan.

3. Potential increased noise: The larger sprocket may generate more noise due to the increased power being transferred through the drivetrain.

4. Higher cost: Aftermarket high-performance sprockets can be more expensive than stock replacements.

The decision to purchase a 15/38, 100L Yamaha YFZ450 chain sprocket depends on the specific riding style and terrain conditions. If you prioritize top speed and acceleration, this upgrade could provide significant benefits. However, if you frequently ride in low-speed, technical terrain or climb steep inclines, the reduced low-end torque may negatively impact your performance. Additionally, consider the potential for increased noise and shorter chain life when making your decision.

For racers or riders who prioritize top speed and acceleration, the investment in a 15/38, 100L Yamaha YFZ450 chain sprocket may be worthwhile. However, for riders who focus on technical terrain or frequent steep inclines, it may be better to consider a different upgrade or opt for a stock replacement sprocket to maintain balanced performance. Always consult with a qualified ATV mechanic or parts specialist to ensure the best choice for your specific riding conditions and goals.

part # f47730 prices

• $26.03-$51.70

specifications utvshift:

• for models: Yfz450, Yfz, 450
• for makes: Yamaha
• for years: 2004-2008
• brand: Race-driven
• part type: Chain Sprocket
• manufacturer part number: F-47730

shipping utvshift:

• transit: 4-5 Days
• class: Expedited
• type: Fixed
• cost: $0.00
• service: FedEx 2Day
• carrier: FedEx

seller utvshift:

• rating: 99.9%
• # reviews: 1993 6

general utvshift:

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

offer utvshift:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 10
• started: November 14, 2025

returns utvshift:

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

payments utvshift:

• other
• credit card: Visa
• wallet: Paypal

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