RFX FXRS 57-45 99OR aluminum rear sprocket designed for KTM, Husqvarna, and Gas Gas models. Crafted from CNC machined 7075 aerospace aluminum, this sprocket offers strength and lightweight performance for motocross applications.
The sprocket features chamfered weight-reducing cutouts and mud clearing grooves to extend sprocket life and improve dirt shedding. Strengthening gussets enhance durability under demanding riding conditions. The laser-etched RFX logo adds a factory look, complemented by a two-tone anodized and polished finish in orange.
This sprocket is an essential upgrade for riders seeking reliable performance and a distinctive appearance. Installation is straightforward, and the durable construction ensures longevity in off-road environments.
Features:
Laser etched RFX logo
CNC machined from 7075 aerospace aluminum
Strengthening gussets
Chamfered weight-reducing cutouts
Mud clearing grooves for longer lasting sprocket life
2-tone color anodized/ polished finish for that Factory Bike look
