RFX Pro Series Elite Aluminum Sprocket - 520 (Manufacturer part number: FXRS 61-52 99RD)
Designed for motocross and demanding riders, this RFX Pro Series Elite sprocket is CNC machined from 7075 aluminum and anodized red to withstand shocks and abrasion from the terrain. Its 52-tooth design and 520 chain pitch make it a standard replacement part, engineered to preserve chain longevity with mud evacuation grooves that limit debris buildup between the teeth.
- Material: 7075 aluminum, precision CNC machining.
- Number of teeth: 52 — chain pitch: 520.
- Relief grooves for mud evacuation and reduced wear.
- Optimized CAD profile to reduce weight without compromising strength.
- Stiff design improving torsional strength; tight tolerances for more consistent drive.
- Laser-etched RFX logo and red anodized finish; color coding according to model.
Compatible with many 520-equipped motocross models — including:
- BETA RR 430 4T RACING (2023)
- BETA RR 430 4T (2023)
- BETA RR 390 4T RACING (2023)
Standard fit part ready to install, ideal for riders looking for a lightweight, clean, and durable sprocket to tackle mud and trails.
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