RFX FXRS 31-50 99BK is an aluminum rear sprocket designed for 1999 Yamaha models. Crafted from 7075 aerospace aluminum, it offers strength and lightweight performance. The sprocket features chamfered cutouts for weight reduction and mud clearing grooves to enhance longevity. CNC machined with a laser-etched RFX logo and finished with a two-tone anodized/polished look, it delivers a factory bike appearance. The design includes strengthening gussets for added durability, making it suitable for aggressive riding and demanding terrains.
This sprocket is compatible with Yamaha motorcycles from 1999, ensuring a precise fit and reliable performance. Its construction emphasizes resistance to wear and corrosion, extending service life. Easy installation makes it a valuable upgrade for enthusiasts seeking to improve their bike's drivetrain efficiency and aesthetics.
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
