Chains

One of RK Chain's most popular ATV rated chain is the 520EXW. EXW is an XW-sealed chain and is the best high-speed, extreme heat performance off-road and ATV chain available today. RK's XW-Ring seals utilize triple barrier grease protection plus...

One of RK Chain's most popular ATV rated chain is the 520EXW. EXW is an XW-sealed chain and is the best high-speed, extreme heat performance off-road and ATV chain available today. RK's XW-Ring seals utilize triple barrier grease protection plus...

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

Anti-stretch chromium pin treatment 10% higher tensile strength

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...

415 Sprint Racing Chain Series Features RK's proprietary Ultra Thin U Seal Rings. U-Rings have a seal thickness less than 50% of the common O-ring seal, making it possible to design a Sealed Chain with the weight of a Non-Sealed Chain.

RK ZXW Series were developed to meet the spec of the latest models of extreme superbike 1000cc and above. RK ZXW series features RK's only technology of XW-Ring, which has 2 lubrication pools and 3 contact lips, a triple barrier structure to further seal...

RK ZXW Series were developed to meet the spec of the latest models of extreme superbike 1000cc and above. RK ZXW series features RK's only technology of XW-Ring, which has 2 lubrication pools and 3 contact lips, a triple barrier structure to further seal...

The RK MRU U-Ring Chain features a proprietary ultra-thin seal (U-Rings) where the thickness of the seal is less than 50% of the most common O-ring seal. This allowed RK to design a sealed chain with the same weight as a non-sealed chain.

RK ZXW Series were developed to meet the spec of the latest models of extreme superbike 1000cc and above. RK ZXW series features RK's only technology of XW-Ring, which has 2 lubrication pools and 3 contact lips, a triple barrier structure to further seal...

RK 532 & 630GSV are suitable for old motorcycles from 70's to 90's high displacement. It's a special lineup to propose OEM replacement chain for those vintage motorcycles.

Features XW type seals, which provide better internal lubrication sealing for extended chain life.