
RFX Pro Series Elite Aluminum Sprocket - 420 (Manufacturer Part No: FXRS 15-49 99RD)
Designed for dirt and mud, this RFX Pro Series Elite sprocket made from 7075 aluminum combines lightweight construction with precision machining for motocross riders. Its red anodized finish adds a racing touch while being color-coded according to the motorcycle brand. Designed to fit a 420 pitch chain, it features 49 teeth to quickly restore transmission efficiency after installation.
Product designed for motocross, it is particularly suitable for HONDA CRF 150 R (2026), CRF 150 R Big Wheels 16/19 (2022), and CRF 150 R Std Wheels 14/17 (2020). Installation on the original hub and sprocket is recommended to ensure alignment and longevity of the transmission.