RFX FXRS 51-46 99BU aluminum rear sprocket is designed for use on KTM, Husqvarna, and Gas Gas motorcycles. Made from CNC machined 7075 aerospace aluminum, it ensures strength and lightweight performance. The sprocket features chamfered cutouts to reduce weight and mud clearing grooves to prolong sprocket life. Strengthening gussets enhance durability, while the laser-etched RFX logo adds a factory bike appearance. The two-tone anodized and polished finish offers a sleek, durable look suitable for high-performance riding.
This sprocket is compatible with 1999 models and later, fitting a range of KTM, Husqvarna, and Gas Gas bikes. Installation is straightforward, providing reliable power transfer and longevity in demanding conditions. The high-quality construction and attention to detail make it a suitable upgrade for riders seeking a combination of style and function. Perfect for off-road, motocross, and trail riding applications.
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
