PBR Standard Steel 4453 - 420 SprocketRef : PBR01135A / 1075327004

Manufacturer reference: 4453 62 F

Inspired by PBR's competitive experience, this rear sprocket made of steel is designed for urban riders seeking a robust and reliable part for their transmission. Made from 18NCD5 steel alloy, it combines mechanical strength and wear resistance to withstand the daily conditions of the city.

• Material: 18NCD5 Steel — excellent corrosion and abrasion resistance
• Number of teeth: 62 teeth — standard tooth count for gearing adjustments
• Chain pitch: 420 — compatible with common 420 transmissions on 50 cc
• Type: Standard — raw steel finish, direct mounting as an original replacement
• Manufacturing: Strict process ensuring precise geometry and reduced friction

This PBR sprocket is ideal for mopeds and small urban displacement bikes. Its tooth profile and alloy quality minimize premature chain wear when properly installed. Particularly suitable for the models listed below, among other machines equipped with 420:

• BETA RR 50 MOTARD (2025)
• RIEJU RS3 50 NKD (2020)
• GILERA SMT 50 DRIFTING (2020)

Replace your worn sprocket with this original PBR part to restore clean gearing and long-term performance, following the installation and maintenance recommendations for your chain.