



PBR Standard Steel Sprocket 432 - 520 (Manufacturer Ref: 432 13 18NC)
Designed by PBR based on experience gained in competition, this transmission sprocket is intended for demanding motocross riders who seek a robust and reliable part. Machined from high-quality 18NCD5 steel alloy, it offers precise tooth geometry and a finish suited to off-road conditions.
The design aims to limit abrasion and corrosion while reducing friction at the chain/sprocket interface. Ideal for refurbishment or replacement during maintenance, it fits common setups on motocross machines. Specifically suitable for the models listed by the manufacturer: SUZUKI RM-Z 250 (2012), SUZUKI DR-Z 400 E (2008), and SUZUKI RM 125 (2003).
Easy installation, consistent tooth profile, and 520 compatibility: a safe choice to maintain good chain engagement and reliable transmission on off-road outings.