JT. Steel Standard 1131 - 420 SprocketRef : JTC01304A / 1074876001

JT SPROCKETS Standard Steel Sprocket 1131 - 420 (Manufacturer Ref: JTR1131.45)
Replace your worn sprocket with this part from JT Sprockets, designed for small displacement transmissions and urban, cross, and roadster applications. Made from high carbon steel C49, this standard sprocket is intended for a chain pitch of 420 and features 45 teeth. Its black coating provides a neat finish and makes it easy to identify during maintenance.

• Brand: JT SPROCKETS
• Material: Steel (carbon C49)
• Number of teeth: 45
• Chain pitch: 420
• Type: Standard
• Color: Black

Ideal for replacement or gearing changes, this sprocket fits into a transmission kit with a 420 pinion and chain. It is aimed at riders looking for a robust and reliable part for daily urban sessions, light off-road outings, or a lightweight roadster. Please check compatibility with your model before installation.

Top 3 compatible motorcycles (examples):
RIEJU MRT 50 SM (2025), GILERA RCR 50 (2020), DERBI SENDA 50 R DRD X-TREM (2019).