RFX FXRS 10-52 99BK aluminum rear sprocket provides precise gear engagement for motocross bikes. Crafted from CNC machined 7075 aerospace aluminum, it offers strength and lightweight performance. The sprocket features strengthening gussets, chamfered weight-reducing cutouts, and mud clearing grooves to enhance longevity and performance. The 2-tone anodized and polished finish delivers a factory bike appearance, suitable for racing or trail riding.
Designed for durability, this sprocket maintains optimal wear characteristics under heavy use. The laser-etched RFX logo adds a custom touch, while the mud grooves help prevent debris buildup. Installation is straightforward, compatible with a range of dirt bike models requiring a 52-tooth rear sprocket. Its construction ensures resilience against harsh riding conditions, making it an essential upgrade for serious riders seeking reliable power transfer.
Whether upgrading your existing setup or building a race bike, this sprocket enhances your drivetrain with lightweight strength and a stylish look. The combination of aerospace aluminum and thoughtful design features ensures long-lasting performance and a factory-level appearance that complements your bike’s 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
