RFX Pro Series Elite Aluminum Sprocket - 420 (manufacturer part number: FXRS 25-48 99GN): a sprocket designed for motocross, tailored for muddy terrains and intense sessions. Machined from aluminum (Pro Series) with a green anodized finish, it combines lightweight construction and mechanical strength to remain reliable during jumps and accelerations.
- Material: CNC machined aluminum (Pro Series quality).
- Number of teeth: 48 teeth — optimized profile for precise engagement.
- Chain pitch: 420, compatible with standard 420 transmissions.
- Design: CAD profile for weight reduction and tight tolerances for better chain/sprocket contact.
- Drainage: mud evacuation grooves to limit accumulation on the teeth.
- Finishes: laser-engraved RFX logo and durable color anodization (green) resistant to terrain aggressions.
- Type: standard, suitable for motocross and off-road practices.
Ideal for KAWASAKI KX 85 (listed models), this sprocket is aimed at riders looking for a durable part that is easy to install and maintain. Replace your old sprocket with a reference designed to withstand mud, repeated impacts, and intensive track cycles.
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