Renthal consistently achieves perfect concentricity, fitment, load dispersion and uncompromising strength while ensuring maximum power delivery from each and every motocross front sprocket. Carefully crafted using advanced computer engineering and CNC...

Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to...

Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to...

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.

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

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.

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

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...

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

R1 Works Chain from Renthal® is a high-strength, non-O-ring chain with excellent impact load resistance designed specifically to withstand the stress found in offroad applications. This chain is the choice where a combination of high-strength,...

R1 Works Chain from Renthal® is a high-strength, non-O-ring chain with excellent impact load resistance designed specifically to withstand the stress found in offroad applications. This chain is the choice where a combination of high-strength,...

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.