RFX Pro Series HCS Steel Rear Sprocket - 520 SprocketRef : RFX01025A / 1123227001

RFX Pro Series HCS Sprocket - 520 (48 Teeth)

Designed for demanding riders, the RFX Pro Series sprocket made from high carbon steel offers a robust and economical solution for rear transmission. Its HCS steel construction ensures excellent wear resistance and allows for a lightweight profile through CAD studies, minimizing excess weight compared to an aluminum sprocket. Ideal for both motocross and roadster use, it withstands terrain stresses and muddy conditions thanks to drainage grooves that reduce abrasion.

• Material: certified high carbon steel (HCS)
• Cuts: CNC laser for tight tolerances
• Optimized CAD profile for lightness and rigidity
• Design: mud grooves and increased torsional strength
• Dimensions: 48 teeth, pitch 520, color silver

Installation: follow the manufacturer's instructions and tighten the fasteners to the recommended torque. Before riding, check the alignment and chain tension. This reference (FXRS 31-48 99ST) is commonly used on motocross and roadster machines.

Commonly encountered mounts:

• YAMAHA YZ 450 F (2026)
• FANTIC XX 125 (2022)
• HONDA FX 650 VIGOR (RD09) (2000)