RUWR Chain

Racing chain for Middle Class Motorcycle

RK GB520RUWR is the new professional racing chain designed for middle class road racing as this chain is improved rigidity and durability while GB520RUWR has thin plate with light weight for excellent acceleration response with low fuel consumption.

RK GB520RUWR features RK’s only technology of Ultra Thin Seal, UW-Rings, minimizing the chain weight and friction loss possible.

RK GB520RUWR is special chain design for racing purposes, featuring high performance for the best lap time.  GB520RUWR is used for Moto2 and WorldSSP such as BARDAHL Evan Bros. WorldSSP Team.

Specialized for Track usage and Strictly not for Street Usage.



RK EUROPE / G520RUWR
520RUWR UW-RING CHAIN
  • Tensile Strength: 35.5kN
  • Application: 250cc / 600cc
  • Master Link Included: Rivet type
  • Weight: 1.47Kg/100L
RK EUROPE / g520ruwr

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520XSO sealGB520UWR seal
520XSOGB520UWR
Tensile Strength36.5 Kn37,2 Kn
Application Cyl.250cc / 800cc250cc / 1000cc
Master Link IncludedClip/Rivet typeRivet type
Weight/100L1,56 Kg1,56 Kg
ApplicationSTREET RIDING & TOURINGRACING
Seal TypeRX-RING sealUW-RING seal


RK EUROPE - MADE IN JAPAN CHAIN

Main point

  • For Racing up to 600cc
  • RK UW Seal Ring
  • Ultra Thin ring to minimize chain weight and friction loss
  • Use for Moto2 and World Supersport 
  • 2019 World Super Sport’s complete Podium chain!