SuperProx 15 teeth Gearbox output pinionRef : SUP00377A / PB60915

15-Tooth Output Sprocket by SuperProx

Output sprocket made from SCM-435 cemented steel designed for longevity and wear resistance. The core structure minimizes the risk of tooth breakage even under wear conditions. Grooves and relief holes are integrated to reduce mass for off-road applications while maintaining strength.

Design and Materials

• SCM-435 cemented steel ensuring good wear resistance to extend the sprocket's lifespan
• Core structure providing nearly unbreakable teeth even when worn for more reliable transmission
• Grooves and relief holes suitable for off-road and road use to limit mass without compromising robustness

Practicality and Features

• Pitch 525 and 15 teeth corresponding to 525 transmissions for a compliant replacement
• Standard version facilitating direct mounting as a replacement for equivalent sprockets

Advantages

• OEM Reference CST-1591:15.2
• Design and visuals are non-contractual, technical dimensions provided for verification before installation
• Product from a manufacturer specialized since 1959, bringing recognized experience in sprocket production

Examples of Compatible Motorcycles

• YAMAHA YZF-R9 ABS E5+ 900 (2026)
• YAMAHA XSR 900 GP ABS E5+ 900 (2026)
• YAMAHA YZF-R1 RACE 1000 (2025)

Complete list of compatible motorcycles available in the dedicated section below