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The Renthal 131U-520-49GBSI rear sprocket is designed for Yamaha motorcycles, offering a combination of lightweight construction and durability. CNC-machined from high-strength 7075-T6 aluminum, this sprocket is 33% lighter than traditional steel options, significantly reducing unsprung weight to enhance overall bike handling and acceleration. Its ultra-light, computer-aided design ensures optimal power transfer while minimizing rotational mass, contributing to improved performance on the trail or track. The sprocket's specialized tooth profile facilitates smooth chain engagement and disengagement, reducing wear and noise for a quieter ride and longer component lifespan. Ideal for riders seeking a high-performance upgrade, this sprocket maintains strength and reliability without adding unnecessary weight, ensuring consistent performance under demanding conditions. Easy to install and compatible with Yamaha models, it provides an excellent balance of weight savings and durability for competitive and recreational riders alike.
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