The SHIMANO ALIVIO M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design.
The SM-RT64 disc brake rotors deliver powerful and consistent braking performance in all riding conditions. The mounting system makes installing and removing disc brake rotors quick and easy, thanks to the spline mount and lock ring design.
Replacement bottom bracket for Power Drive splined cranksets. The stiff forged hollow chromoly spindle is supported by a pair of sealed industrial cartridge bearings. Additional weather protection comes from double “Snap” seals.
A simple, polished, all-silver threadless stem with a 25.4 clamp diameter. It's flippable to really dial in your fit. 4 bolt handlebar clamp. Length is measured center-to-center along extension.
With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner.
Inspired by the “morning routine”, the Touring is nose-less and designed to remove pressure from soft tissue, ensuring maximum blood flow, no genital numbness, and a healthier, more enjoyable ride!