JT. Steel Standard 1141 - 420 SprocketRef : JTC01149A / 1129820003

Manufacturer Ref: JTR1141.60 — JT Sprockets C49 Steel Sprocket, 60 teeth, pitch 420. Designed for replacement or gearing adjustment, this sprocket fits 420 chain transmissions of small displacement and urban machines.

• Brand: JT SPROCKETS
• Material: Steel (C49 carbon alloy)
• Number of teeth: 60
• Chain pitch: 420
• Type: Standard
• Color: raw steel

The standard tooth profile and C49 steel provide a robust solution for the rear sprocket: easy installation, predictable wear, and compatibility with 420 pitch sprockets and chains. Ideal for mopeds and small urban motorcycles where reliable transmission is sought for daily or fun use in the city.

Common compatibilities: BETA RR 50 MOTARD (2025), BETA RR 50 ENDURO (2025), BETA RR 50 MOTARD TRACK (2024) — check the sprocket reference and chain pitch on your machine before ordering.

Workshop tip: replace the chain and sprocket at the same time if any component shows significant wear, and check the torque during installation to ensure a safe and quiet transmission.