Complete Rear Wheel RFX Race MX 18x2.15 (Manufacturer Part No: FXWH 40021 55BL): a rear wheel designed for motocross, assembled with high-quality components to tackle tracks and repeated jumps. Excel aluminum rim series 7000 made in Japan, machined hub from solid 6082 aluminum, and spacer/central tube in 7075 aluminum provide a robust and precise construction. Reinforced stainless steel spokes specially treated, silver spoke nipples, final assembly done by hand for meticulous quality control.

• Rim: Excel aluminum 7000 — made in Japan
• Hub: machined from solid 6082 aluminum (color: blue)
• Spacer / central tube: 7075 aluminum
• Spokes: reinforced stainless steel (30% stronger than the original) — 32 or 36 spokes depending on applications (color: silver)
• Bearings: Koyo
• Number of bearings: most rear hubs come with 3 bearings
• Final assembly: manual
• Finishes: black rim, blue hub, silver spokes and spoke nipples

Designed for motocross and off-road, this wheel is aimed at demanding riders looking for a reliable setup for training and competition. Common compatibility examples: YAMAHA YZ 450 F (2026), YAMAHA YZ 250 F (2026), YAMAHA WR 450 F (2023).