Complete RFX Race SM Rear Wheel 17x4.50 (Manufacturer part number: FXWH 20031 55GN) — a wheel designed for the terrain, stemming from MX expertise. Built around a Japanese-made Excel aluminum rim from the 7000 series, it combines machined components and reinforced spokes to meet the demands of motocross.
- Rim: Excel 7000, diameter 17" (17x4.50), black finish.
- Hub: machined from solid 6082 aluminum, green color.
- Center tube & spacer: 7075 aluminum for rigidity and lightweight.
- Spokes: reinforced stainless steel alloy, approximately 30% stronger than stock; silver spoke heads.
- Bearings: Koyo; most rear hubs are fitted with 3 bearings instead of 2 for better load distribution.
- Assembly: final manual assembly, quality control applied to each wheel.
- Colors: black rim / green hub / silver spokes.
Ideal for motocross riders looking for a robust, precise wheel ready to tackle the tracks. Common compatibility with several recent KX models, including:
- KAWASAKI KX 250 (2024)
- KAWASAKI KX 450 X (2023)
- KAWASAKI KX 450 (2023)