Designed based on PBR's racing experience, this steel front sprocket offers a reliable solution for 520-based transmissions. The profile and metallurgy inherited from racing aim for increased longevity and controlled wear, while remaining a standard replacement part suitable for gear ratio adjustments on track or road.

• Material: high-quality 18NCD5 steel alloy
• Number of teeth: 13 teeth (sprocket)
• Chain pitch: 520
• Type/version: 725 — standard version
• Strict treatment and quality control to limit abrasion and corrosion
• Designed to reduce friction at the chain-sprocket contact and optimize transmission

Ideal for riders looking for a robust part for cross or roadster, this sprocket easily mounts during maintenance or gear ratio changes. Compatible with many older and modern machines equipped with 520, it is perfectly suited to restore good transmission performance without major modifications.

Manufacturer's ref: 725 13 18NC

Common compatibilities: HUSQVARNA WR 360 (1999), CAGIVA WMX 250 (1992), KAWASAKI KX 500 (1986).