RFX Pro Series Elite Aluminium - 428 SprocketRef : RFX00351A / 1123229001

RFX Pro Series Elite Sprocket - 428 (manufacturer part number: FXRS 35-46 99BU): a machined aluminum sprocket designed for motocross and off-road riding, tailored for demanding riders. Made from 7075 aluminum and CNC machined, it combines lightweight construction with precision manufacturing for reliable performance on muddy trails or circuits.

• Material: CNC machined 7075 aluminum for high machining quality and reduced tolerances.
• Number of teeth: 46 teeth – chain pitch 428.
• Mud evacuation grooves: shaped to promote self-cleaning and limit dirt accumulation.
• Laser-etched RFX logo and anodized finish in blue (brand color code, also available in silver).
• Optimized CAD profile: removal of excess material to reduce weight without compromising rigidity.
• Sturdy design with tight tolerances for better resistance to torsional forces.

Ideal for motocross training and racing, this sprocket fits 428 pitch sprocket-chain connections and common gear ratios. Compatibility indicated for 85 cc models such as YAMAHA YZ 85 and SUZUKI RM 85 (check fitment on your motorcycle before installation).