RFX Pro Series Elite Aluminium - 520 SprocketRef : RFX00487A / 1123244001

Manufacturer Ref: FXRS 61-47 99RD — RFX Pro Series Elite aluminum sprocket 520, 47 teeth, red color. Designed for motocross use, this RFX sprocket combines precision machining and racing aesthetics to replace the original without compromise.

• Material: CNC machined 7075 aluminum for a good strength-to-weight ratio.
• Number of teeth: 47 — chain pitch: 520 (standard type).
• Mud drainage grooves to limit dirt accumulation on the sprocket and chain.
• Laser-engraved RFX logo and red anodized finish, color code identified by brand.
• Optimized CAD profile: rigid design for better torsional resistance and tight tolerances for precise engagement.

In muddy and demanding motocross terrains, this sprocket reduces unsprung mass while maintaining a robust architecture. Its CNC machining in 7075 ensures a clean and reproducible finish, appreciated by riders seeking reliable mounting and a racing look. Compatible with 520 transmissions, it fits models such as BETA RR 430 4T RACING (2023), BETA RR 430 4T (2023), and BETA RR 390 4T RACING (2023).

Replace your sprocket with a part designed for the terrain: lightweight, color-coded, and designed to facilitate chain maintenance after muddy rides.