PBR Aluminium Standard - 420 50 teeth SprocketRef : PBR01620A / 1129675001

PBR — standard aluminium sprocket 420

Manufacturer reference: 4453 50 L

This PBR anodised aluminium sprocket is designed for 420 transmissions of small capacity motorcycles. Based on the brand's competitive experience, it features a 50-tooth design suitable for urban machines and pocket bikes.

• Material: Aluminium (aluminium colour)
• Number of teeth: 50
• Chain pitch: 420
• Corrosion and abrasion resistance
• Strict manufacturing process reducing tolerance variations and friction

Ideal for replacing a worn sprocket or for a complete transmission rebuild, it is aimed at riders looking for a lightweight and precise part for urban use. Its aluminium construction limits rotational weight while providing a finish resistant to common aggressions (moisture, splashes). Before installation, check the condition of the pinion and chain to ensure proper alignment and even wear.

Compatible motorcycles (examples): BETA RR 50 MOTARD (2025), BETA RR 50 ENDURO (2025), BETA RR 50 MOTARD TRACK (2024).