O-ring chain offers high durability. Component designs, optimized with computer analysis, provide higher tensile strength. Specially controlled heat treatment means tougher material. Reinforced roller offers higher impact resistance and longer durability...

O-ring chain offers high durability. Component designs, optimized with computer analysis, provide higher tensile strength. Specially controlled heat treatment means tougher material. Reinforced roller offers higher impact resistance and longer durability...

Specifically developed for today's 1,000cc to 1,400cc, high-performance sport machines. High-quality components coupled with a factory-greased seal ring ensures superior rigidity. High-tensile steel used throughout the chain components; larger pins mean...

O-ring chain offers high durability. Component designs, optimized with computer analysis, provide higher tensile strength. Specially controlled heat treatment means tougher material. Reinforced roller offers higher impact resistance and longer durability...

O-ring chain offers high durability. Component designs, optimized with computer analysis, provide higher tensile strength. Specially controlled heat treatment means tougher material. Reinforced roller offers higher impact resistance and longer durability...

The EK 525 SRX2 Series Chains incorporate advanced QX-rings that significantly outperform traditional O-ring chains. Laboratory tests have shown that QX-rings reduce friction by 40 percent, resulting in up to 50 percent longer lifespan compared to...

The EK SRX2 Series Chains feature advanced QX-rings that outperform factory O-ring chains. Laboratory tests have demonstrated that QX-rings reduce friction by 40 percent, extending chain lifespan by up to 50 percent compared to traditional O-ring chains...

EK's SROZ2 sets a high standard as a quality O-ring chain offered at an affordable price point. Crafted with lightning holes and employing the same high-tech heat-treated steel alloy used across EK's chain lineup, the SROZ2 series ensures durability...

EK's MXR3D Series Chains combine strength and precision for the utmost durability and flexibility sought after by dirt bike enthusiasts.

Rivet-type connecting link for 530ZXW chains.

Advanced RK XW-ring offers three lubrication barriers to reduce friction and heat to offer longer wear resistance.

RK's XRE series chains are the successor to XSO chains. Compared to XSO, XRE series chains feature a 20% longer wearlife. XRE chains include XW-sealing rings which provide two lubrication pools which help protect against high speed abrasion and prevent...