SuperProx 13 teeth Gearbox output pinionRef : SUP00538A / PT21613

Output Sprocket 13 Teeth by SuperProx

Output sprocket designed for off-road and motocross use, made from SCM-435 case-hardened steel. The core construction is optimised to maintain tooth strength even under wear and to minimise the risk of breakage. Grooves and lightening holes tailored for off-road applications to reduce the sprocket's mass and facilitate acceleration on varied terrain.

Design and Materials

• Manufactured from SCM-435 case-hardened steel to limit wear and extend the lifespan between replacements
• Reinforced core ensuring nearly unbreakable teeth even when worn for increased reliability in intensive use
• Grooves and lightening holes designed for off-road to reduce the sprocket's mass and improve transmission responsiveness

Practicality and Features

• Pitch 520 and 13 teeth, suitable for 520 pitch transmissions for a compliant replacement with the relevant drivetrain
• Accurate technical specifications provided to facilitate installation and dimensional compatibility during replacement
• OEM Reference CST-1905:13.2

Examples of Compatible Motorcycles

• SHERCO 125 SM FACTORY E5 125 cm³ (2026)
• SHERCO 125 SE FACTORY 125 cm³ (2026)
• SHERCO 125 SE RACING 125 cm³ (2021)

Complete list of compatible motorcycles available in the dedicated section below