XAM Sprocket Kit Yamaha YZ250F '05-'09 X-Ring 13/49 Tyre Width Imperial_5.00 INCH so it works on almost

so it works on almost anything with a wheel

Top Inside Diameter: 114mm

Machined from billet aluminium

If you have a HIGHER VIN you should look for parts # RM30405 / RMS020-103436

Outside Diameter: 5

XAM Sprocket Kit Yamaha YZ250F '05-'09 X-Ring 13/49 Tyre Width Imperial_5.00 INCH so it works on almostXAM 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.