EK/PBR 420SH Chain Kit 13/47 – Complete Steel Sprocket/Crown Kit
Designed for cross enthusiasts and demanding small displacement bikes, this kit combines the sealed chain EK 420SH with the front sprocket and rear crown made of PBR steel. Provided configuration: 13-tooth sprocket / 47-tooth crown, pitch 420, and 110 links included — ideal for replacing your original transmission and achieving a robust drive system.
Main Features:
- Type: EK 420SH Chain (standard sealed without O-Ring)
- Technology: CRH-Pin for external hardening and internal elasticity
- Materials: high-strength steel chain and crown, PBR steel sprocket
- Number of Links: 110 (clip-Masterlink included)
- Durability Index: 200 (reference for 100 links)
- Weight: 0.91 kg / 100 links (reference)
This kit offers a simple and economical solution to renew your transmission: compatibility with pitch 420, precise mounting of PBR components for clean engagement and controlled wear. Perfect for off-road use on cross bikes and small displacement motorcycles, it is particularly suitable for models like KX65 and other twin-cylinder bikes up to about 150 cc. Before installation, check the ratio and chain length suitable for your machine to ensure optimal tension and safety.
