Reinforced aluminum sprocket - 520 48 teeth by PBR

Rear sprocket made of reinforced aluminum with a 520 profile and 48 teeth, designed for road use. Developed through PBR's competition experience, it features anti-corrosion treatments and controlled machining to limit abrasion and improve chain performance.

Design and materials

• Reinforced aluminum indicated in the product name for a part designed to withstand transmission stresses while remaining manageable during installation.
• Highly resistant to corrosion and abrasion to preserve the shape of the teeth and extend the lifespan of the sprocket.
• Reduction of friction from the machining process for smoother chain engagement and less mechanical loss.

Usage and performance

• 520 profile and 48 teeth allowing direct replacement on transmissions accepting a 520/48 tooth sprocket to regain the expected mechanical ratio.
• Designed for road use and suitable for the listed Sport/Racing and Roadster categories, providing transmission behavior adapted to these motorcycle styles.

Advantages

• OEM reference 4586 48 LD
• With its competitive experience, PBR applies expertise focused on durability and precision in transmission parts.