Esjot 13 teeth Output sprocketRef : ESJO00136A / 12122396

ESJOT Front Sprocket (Manufacturer Ref. 50-32109-13S) — Designed for Enduro, Cross, and Supermoto practices, this steel sprocket with a 520 pitch is aimed at demanding riders looking for a robust and precise transmission component. Made from 16MnCr5 steel with careful carburizing, it features CNC machining and advanced broaching to ensure a repeatable and controlled fit on the shaft.

• Position: Front
• Teeth: 13
• Pitch: 520
• Colour: Natural (steel)
• Material: 16MnCr5 steel, carburizing treatment
• Manufacturing: CNC machining, precision broaching — concentricity and axial runout < 0.1 mm
• Design: Weight reduction through drilling and additional fastening for weight optimisation
• Origin: 100% made in Germany

This sprocket is intended for sports and competition use; its machining and tight tolerances promote consistent transmission behaviour without compromising operational characteristics. Ideal as a replacement part for recent cross and enduro models.

Compatibility Examples:

• YAMAHA YZ 125 (2026 - 125 cm³)
• GAS-GAS EC 450 F Racing (2015 - 450 cm³)
• YAMAHA YZ 125 Monster Energy Edition (2025 - 125 cm³)