XAM Sprocket Kit Yamaha WR250F '11-'14 NSD 14/47 Sports Boots to achieve the best performance

to achieve the best performance in terms of aerodynamics

X-Flow mesh side panels increase airflow when the pace picks up

Interior diameter: 69mm

Heel grip ankle design for stability when riding

With a comfortable pre-curved fit

XAM Sprocket Kit Yamaha WR250F '11-'14 NSD 14/47 Sports Boots to achieve the best performanceXAM chain and sprocket kits are the perfect drive maintenance kit for your bike. The perfect alternative to expensive OEM replacements, it is designed to meet and exceed OEM specifications. Supplied in presentable packaging with a carry handle for convenient transportation. Features: Includes strong and durable C49 high carbon steel sprockets. Paired with a high quality XAM chain.