Renthal Ultralight rear chainwheels are manufactured to exteremly tight tolerences from a special material developed to withstand the rigours of Supercross, Motocross and Enduro.

  • The 7075 T6 aluminium alloy rear chainwheels are 66% lighter than steel, yet incredibly durable.
  • Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life.
  • Renthals combination of a very high strength base material and an exceptionally hardwearing surface result in significantly increased chainwheel life.


Bike Fitment:

  • fits Beta RR 390 4T Racing 2015
  • fits Beta RR 390 4T Racing 2016
  • fits Beta RR 390 4T Racing 2017
  • fits Beta RR 390 4T Racing 2018
  • fits Beta RR 390 4T Racing 2019
  • fits Beta RR 390 4T Racing 2020
  • fits Beta RR 390 4T Racing 2021
  • fits Beta RR 390 4T Racing 2022
  • fits Beta RR 390 4T Racing 2023
SKU S2-154U-520-45GRSI_BE13
Brand Renthal
Shipping Weight 0.2500kg

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