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RENTHAL Steel Standard Front Sprocket 257 - 520

Part No:

1077791002

Manufacturer Part No:

257--520-13P

Former part number:

490016

Chain pitch 520
Front sprocket type 257
Material Steel
Front sprocket version Standard
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Renthal sprockets and crown gears are developed in competitions in the USA. They are precision machined from high-quality materials. These transmission components limit friction in order to transmit as much power as possible to the rear wheel.

 

  • Standard version
  • Made from a nickel-chrome-molybdenum alloy: greater strength
  • Lighter than original parts
  • An excellent compromise between efficiency and longevity

Chain pitch 520
Front sprocket type 257
Material Steel
Front sprocket version Standard