JT. Steel Standard 1131 - 420 SprocketRef : JTC00962A / 1074876008

JT Sprockets Steel Sprocket 1131 - 420 (Manufacturer Part No: JTR1131.60)

Replace your worn-out sprocket or modify the gearing with an original JT Sprockets part. This standard sprocket is machined from C49 steel, a carbon alloy known for its wear resistance. Its black finish gives it a sleek look and protects the surface under normal usage conditions.

• Material: steel (C49)
• Color: black
• Number of teeth: 60
• Chain pitch: 420
• Type: standard

Designed to fit 420 transmissions, this sprocket is aimed at urban users, motocross enthusiasts, and roadsters looking for a simple and robust transmission part. It installs easily as a direct replacement to restore clean tooth engagement and consistent chain action—essential elements for reliable transmission on road or off-road.

Common compatibilities:

• RIEJU MRT 50 SM (2025 - 50 cc)
• GILERA RCR 50 (2020 - 50 cc)
• DERBI SENDA 50 R DRD X‑TREM (2019 - 50 cc)

Manufacturer Part No: JTR1131.60 — a simple, sturdy sprocket suitable for replacement or gearing adjustment needs.