RFX FXRS 57-39 99OR is an aluminum rear sprocket designed for KTM, Husqvarna, and Gas Gas models. Made from CNC machined 7075 aerospace aluminum, it offers strength and lightweight performance. The sprocket features chamfered weight-reducing cutouts and mud clearing grooves to extend sprocket life and improve dirt clearance. With laser etched RFX logo and a two-tone anodized finish, it provides a factory bike appearance. Strengthening gussets add durability for demanding riding conditions.
Constructed in the USA, this sprocket combines lightweight design with high durability. It includes the sprocket itself with a 39-tooth configuration, suitable for various off-road and motocross applications. The kit does not include mounting hardware, which must be purchased separately. Designed for performance, it ensures smooth power transfer and long-lasting service life across multiple riding seasons.
Please verify your motorcycle's make, model, and year before purchasing. Contact Moto-House MX for fitment assistance or additional product information.
