Complete RFX Race SM Rear Wheel 17x4.50 — Manufacturer reference: FXWH 50032 55RD. Designed for motocross and demanding riders, this rear wheel assembles high-end components for a robust and precise installation. Its Excel aluminum 7000 rim made in Japan, combined with a machined aluminum 6082 hub, provides a solid base to withstand off-road stresses.
- Dimensions: 17 x 4.50
- Rim: Excel® aluminum 7000 (Color: Black)
- Hub: machined aluminum 6082 (Color: Red)
- Spokes: reinforced stainless steel alloy, 30% stronger than original (Color: Silver)
- Spoke nipples: Silver
- Center tube and spacer: aluminum 7075
- Bearing: Koyo; most rear hubs fitted with 3 bearings
- Final assembly: manual
This RFX Race SM wheel combines rigidity and durability while facilitating maintenance thanks to Koyo bearings and careful assembly. It is aimed at motocross/GP riders looking for a wheel ready to replace the original, with a race look (black rim, red hub, silver spokes). Compatible with many 450 applications, it is particularly suited for models like GAS GAS MC 450 F, KTM 450 SX‑F, and HUSQVARNA FC 450 according to manufacturer specifications. Professional installation is recommended to ensure optimal alignment and spoke tension.
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