RFX FXRS 40-50 99BK aluminum rear sprocket is engineered for motocross and off-road motorcycles. Crafted from CNC machined 7075 aerospace aluminum, it ensures strength and lightweight performance. The sprocket features chamfered cutouts for weight reduction and mud clearing grooves to prolong sprocket life. Strengthening gussets add durability, making it suitable for demanding riding conditions. The 2-tone anodized and polished finish provides a factory bike look, combining style with function.
This sprocket is designed for use on Suzuki models with 50-tooth configurations from 1999 and later. It includes laser-etched RFX logos for branding and aesthetic appeal. The construction materials and finishes are chosen for longevity and resistance to the elements, ensuring consistent performance on the trail or track.
Installation is straightforward, and this sprocket pairs well with compatible chains and drive systems. Whether upgrading or replacing worn parts, this sprocket offers a reliable solution for riders seeking a balance of weight savings and strength, backed by RFX’s reputation for quality in motocross components.
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
