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Graves Motorsports YZF-R1 Progressive Throttle Tube is designed to give your bike a progressive throttle pull and improved response over stock. This throttle tube is stronger, more durable and is a direct replacement for the OEM plastic throttle tube. Developed around the Graves Motorsports race programs. Constructed of 6061 aluminum. Requires slight modification of stock throttle housing (by removing the factory throttle stops). No instructions will come with this WORKS part.
Fitment: Yamaha YZF-R1 2009-2017