RFX FXRS 50-48 99ST is a steel rear sprocket designed for KTM, Husqvarna, and Gas motorcycles. It provides precise fitment and performance for off-road and motocross applications.
Constructed from certified Hi-Carbon Steel and CNC laser cut, this sprocket features a CAD-designed profile to reduce weight and mud clearing grooves to minimize wear. Its rigid design enhances torsional strength, while tighter tolerances improve overall performance and reliability.
The sprocket's balanced construction ensures durability and consistent power transfer, making it suitable for aggressive riding styles. Easy to install, this sprocket is a vital upgrade for riders seeking to extend chain life and improve drivetrain efficiency.
