SuperProx Cour 50 - 29051 45 12816 - 45 - 45 teeth SprocketRef : SUP00153A / CC81645

Rear Sprocket 50 - 29051 45 12816 - 45 - 45 teeth by SuperProx

Steel sprocket designed for road use, heat-treated and featuring a black anti-corrosion finish for long-lasting durability. Laser cut and precise dimensions ensure a perfect fit during replacement and facilitate installation. Developed and tested on the track to provide superior longevity compared to standards while remaining among the lightest steel sprockets.

Design and materials

• Construction steel offering suitable strength for transmission loads for reliable daily use
• Heat treatment for improved wear resistance and extended lifespan
• Black anti-corrosion finish to limit oxidation and maintain the appearance of the part
• Laser cutting ensuring precise dimensions and optimized fit during assembly
• 45 teeth allowing for the replacement of an original sprocket with the same number of teeth

Usage and performance

• Developed and tested on the track, resulting in a lifespan exceeding standards for intensive use
• Among the lightest steel sprockets, helping to minimize the impact on the weight of the rolling chassis

Practicality and features

• Design faithful to the original for direct replacement without modification of the transmission
• Technical dimensions respected to facilitate installation and ensure proper alignment with the chain

Advantages

• OEM reference 12816-45
• Recognized brand with expertise in sprockets since 1959, a guarantee of industrial know-how
• Type Road, suitable for uses listed by the manufacturer

Examples of compatible motorcycles

• YAMAHA TRACER 9 Y-AMT ABS E5+ 890 cm3 (2025)
• YAMAHA TRACER 9 POLICE ABS E5+ 890 cm3 (2025)
• YAMAHA TRACER 9 GT+ ABS E5+ 890 cm3 (2025)

Complete list of compatible motorcycles available in the dedicated section below