SuperProx SPX EDGE 755 525 39 BLACK - Black 39 teeth SprocketRef : SUP00232A / CL619EN39

SPX EDGE 755 525 39 BLACK Sprocket - Black 39 Teeth by SuperProx

Stealth SuperSprox Edge version sprocket made from steel/aluminium designed for demanding road use. Its riveted construction aims to provide a balance between reduced weight and strength, enhancing durability under severe conditions. Compatible with a 525 pitch and standard replacements, it retains 39 teeth to precisely match the relevant drivetrains.

Design and Materials

• Steel/aluminium material combined in the Edge version to limit weight while maintaining a robust structure under heavy loads.
• Forged riveting as per the manufacturer, ensuring a strong attachment in extreme use to minimise the risk of loosening or disassembly.
• Edge version designed to absorb more torque than some traditional aluminium sprockets, beneficial for intensive riding.

Usage and Performance

• Road type indicated, designed for regular road and sports use.
• According to the manufacturer, up to 10 to 50% lighter than a steel sprocket depending on the model, reducing moving mass and improving rear-end responsiveness.
• Claimed lifespan three times greater than a standard aluminium sprocket under equal conditions and performance, allowing for extended replacement intervals.

Practicality and Features

• 525 pitch and 39 teeth to match 525 transmissions, facilitating direct replacement without modifications to the final drive.
• Black finish providing discreet integration on the rear wheel and useful contrast for visual inspection during installation.

Advantages

• OEM Reference RSA-755_525:39-BLK
• SUPERSPROX, manufacturer of sprockets and crowns since 1959, bringing recognised expertise in the production of racing parts.

Examples of Compatible Motorcycles

• DUCATI MULTISTRADA V4 1160 PIKES PEAK ABS E5+ 1160 (2026)
• DUCATI DIAVEL V4 1160 RS ABS E5+ 1160 (2026)
• DUCATI DIAVEL V4 1160 ABS E5+ 1160 (2026)

Complete list of compatible motorcycles available in the dedicated section below