
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.
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.