JT Self Cleaning Steel Rear Sprocket Yamaha YZ125-250 YZF250-450 99-23 - Black Size:50T • Aluminium construction increases tension

• Aluminium construction increases tension on the filter seal to reduce dirt passing under the sealing lip

The mesh polyester construction handles the high heat coming in by allowing it to cool the lower body while hotter exhaust temperatures exit through rear

Replace those quarter turn pins with more reliable hex flange bolts using this affordable kit and get rid of those Dzus induced headaches

Refreshed fit and overall silhouette

Padded single-layer conductive Clarino® palm is touch screen compatible

JT Self Cleaning Steel Rear Sprocket Yamaha YZ125-250 YZF250-450 99-23 - Black Size:50T • Aluminium construction increases tensionJT Steel Rear Sprocket Yamaha YZ125 250 YZF250 450 99 23 (49 51T) JT Sprockets is the world's leading manufacturer of aftermarket sprockets, constantly raising the industry's standards for quality and service. Committed to supplying the most durable, best quality sprockets available in the marketplace worldwide. JT sprockets are made exclusively from the finest Japanese 545C high carbon steel. Heat treated and hand finished to meet or exceed OEM