RFX FXRS 31-48 99BU aluminum rear sprocket is designed for off-road and motocross applications, featuring CNC-machined 7075 aerospace aluminum construction for strength and lightweight performance. The sprocket includes chamfered weight-reducing cutouts and mud clearing grooves to enhance longevity and maintain optimal operation. Its laser-etched RFX logo adds a touch of authenticity, while the two-tone anodized and polished finish provides a factory bike aesthetic.
Manufactured with strengthening gussets, this sprocket offers increased resistance to stress and wear. The 48-tooth configuration ensures reliable power transfer and acceleration, making it suitable for high-performance motocross bikes. This component is engineered to withstand harsh riding conditions, ensuring consistent performance during demanding rides.
Included in the package is the aluminum rear sprocket ready for installation on compatible Yamaha models. Designed for durability and style, this sprocket complements your bike's drivetrain while providing enhanced longevity and performance.
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
