Chain kit EK - Silver chain 525 SRX, X-ring (X, NX, QX, XS), CHK front sprocket JT CHK rubber cushioned, CHK rear sprocket SUPERSPROX for YAMAHA XSR 900 2016-2021

This chain kit offers great value for many street, adventure, and off-road motorcycles. It provides 1.5–2x longer lifespan than conventional O-ring chains while maintaining a highly affordable price.

Chain EK SRX

High-Performance QX-Ring Chains
QX-Ring provides 1.5-2x longer chain life. SRX2 series chains include lightening holes and a high level of craftsmanship.

SRX series excels in the balance of performance and cost-effectiveness, earning the favor of many users. While being a long-standing product, but it is incorporated improvements match with the times and the latest technology.

Quadra X-ring (QX-Ring) is a slim profile chain with 40% less friction than a normal O-Ring chain and 150% better endurance. Used for a variety of SRX2, 420SRX and 428ZVX series chains.

JT Rubber Cushioned

Front Sprockets
JT rubber cushioned sprockets offer the same quality, design, and OEM proven technology as used by major Japanese motorcycle manufacturers since the early 90s to dampen chain impact.

Supersprox Racing steel sprocket

Supersprox Racing Steel Sprockets in sleek black finish are designed for both street and off-road motorcycles, developed on world endurance race tracks to meet high-performance demands. They feature laser-cut weight-reduction design to lower rotational mass, extra durable teeth for longer life, and tri-zinc electroplating to prevent rust and corrosion.

PDF Catalogue EK
PDF EK CATALOG