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

Solid rollers and bushings with quad-riveted pins for extended wear-resistance. Special coating treatment for 40% increase in chain life.

Almost any small motorcycle can now benefit from EK's race-proven product line. EK's standard non-sealed chains are manufactured to meet or exceed our strict quality control requirements. EK's commitment to providing a top-quality product at a reasonable...

Hyper-performance chain-RK's latest technology. Specifically designed for today's heavy, high horsepower bikes and extended swingarms. Reinforced components made of the finest materials and RK's original XW-Ring for maximum strength and wear-life.

RK heavy duty non-sealed chains perfect for low displacement motorcycles that did not come with factory sealed chains. If the motorcycle came from the factory with a sealed chain, then RK recommends always replacing it with a sealed chain.

All chains are made with Japanese steel and meet all Japanese specs. Japanese quality at a lower price point.

Average tensile strength of 6,800 lbs

Traditional round O-ring chain that's a convenient blend of performance and affordability. RK's 520SO Chains are suitable for low- to mid-range cc motorcycles that came from the factory with sealed chains.

Almost any small motorcycle can now benefit from EK's race-proven product line. EK's standard non-sealed chains are manufactured to meet or exceed strict quality control requirements. EK's commitment to providing a top-quality product at a reasonable...

Suitable for weekend warriors the MXZ chain features high-quality pins, bushings and rollers for maximum durability.

Used by professional SX and MX race teams the MXZ chain features high-quality pins, bushings and rollers for maximum durability.

Almost any small motorcycle can now benefit from EK's race-proven product line. EK's standard non-sealed chains are manufactured to meet or exceed strict quality control requirements. EK's commitment to providing a top-quality product at a reasonable...