JT Sprockets – Steel Sprocket 1213 / 420 (Ref. JTR1213.37)

This JT Sprockets steel sprocket meets the needs of motocross riders looking for a robust and easy-to-install transmission component. Made from C49 steel, it features a classic 1213 design suitable for 420 pitch chains and transmissions intended for small displacement and light-duty machines.

• Brand: JT SPROCKETS
• Reference: JTR1213.37
• Material: Steel (C49)
• Number of Teeth: 37
• Chain Pitch: 420
• Type: Standard (1213)
• Category: Sprocket

Ideal for replacing a sprocket or adjusting the gear ratio, it is particularly suitable for lightweight motocross models such as the HONDA CRF 50 F (2023/2024) and XR 50 R (2003). Its standard tooth design facilitates alignment with compatible sprockets and regular chain maintenance.

Installation tips: check the wear of the sprocket and chain before installation, tighten the fixing nut to the recommended torque, and ensure alignment for even wear. A simple and reliable transmission part to restore healthy transmission on your machine.