RFX FXRS 57-46 99BU aluminum rear sprocket is designed for motorcycle applications, providing a lightweight and strong component for drivetrain efficiency. CNC machined from 7075 aerospace aluminum, this sprocket features strengthening gussets and chamfered weight-reducing cutouts to optimize performance and reduce weight. The mud clearing grooves extend sprocket lifespan by preventing debris buildup, ensuring consistent operation. The 2-tone color anodized and polished finish delivers a factory bike appearance, making it suitable for riders seeking both function and style.
Manufactured with precise craftsmanship, the sprocket's laser-etched RFX logo adds a touch of authenticity. The durable construction and design elements contribute to maintaining power transfer and component longevity during demanding riding conditions. This sprocket is a vital upgrade for racers and enthusiasts aiming to enhance their motorcycle's drivetrain performance. Easy to install, it pairs well with various KTM, Husqvarna, and GasGas models, fitting a 46-tooth configuration.
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
