EK CHAIN PBR 420SR 13/52 - Standard Rear Sprocket Chain kitRef : EKC04519A / 3070264

EK/PBR 420SR Chain Kit 13/52 - Standard Sprocket

Designed for urban small-displacement motorcycles, this EK CHAIN 420SR 13/52 chain kit combines strength and flexibility for reliable daily transmission. The SR series features a specific heat treatment on the plates that maintains the chain's flexibility even after prolonged use, while increasing its wear resistance. Ideal for 50cc bikes looking for a durable and easy-to-maintain chain.

• Type: 420SR Chain Kit (13-tooth sprocket / 52-tooth standard sprocket)
• Number of Links: 134 links (delivered ready to shorten according to installation)
• Sprocket Material: Steel
• Color: Steel / Steel
• Pitch: 420
• Relative Lifespan: 200 (reference on 100 links)
• Weight: 0.75 kg / 100 links
• Manufacturer Reference: Not provided

This kit is aimed at urban riders who want a hassle-free transmission: simple installation, compatibility with standard rear ends, and regular maintenance (cleaning and lubrication). Particularly suitable for the RIEJU models listed below.

• RIEJU MRT 50 SM PRO (2013 - 50cc)
• RIEJU MRT 50 ENDURO (2013 - 50cc)
• RIEJU DRAC 50 (1997 - 50cc)