RFX Pro Series Elite Aluminium - 520 SprocketRef : RFX00309A / 1123221002

RFX Pro Series Elite Aluminium Sprocket - 520 (Manufacturer part number: FXRS 20-47 99GN): a sprocket designed for motocross, combining lightness and robustness. CNC machined from 7075 aluminum, it is aimed at demanding riders who need a reliable part to control their machine's transmission in muddy conditions.

• Material: CNC machined 7075 aluminum for a good balance of weight and strength.
• Number of teeth: 47 teeth, CAD-optimized profile to reduce unnecessary mass.
• Chain pitch: 520 — compatible with drivetrains designed for this pitch.
• Mud-resistant design: drainage grooves to limit clogging and extend the lifespan of the chain and sprocket.
• Finish: green anodization, laser-engraved RFX logo, and color coding according to the motorcycle brand.
• Precision: tight tolerances and rigid design increasing resistance to twisting.

Designed for the terrain, this green RFX sprocket fits recent trail and motocross models — including Kawasaki KX 450 X, KX 250 X, and KX 250 (2026 models) — and easily integrates into 520 configurations. A high-performance replacement part with a racing look, it provides strength and consistent engagement without compromising on weight.