SRAM 1x11 X-Sync Jockey Wheels - Standard Bearings PDP|Colour The XT M8000 rear derailleur

The XT M8000 rear derailleur employs a new hyper low-friction coating technology and an improved pulley design with taller tooth pully wheels that greatly lightens up the shift operation

Chainring Bolts: All tooth sizes require 1x bolts that are 6mm long with exception to 30t rings which are threaded and require bolts that are 7-10mm long

GPS devices etc

Personalized tyre pressure recommendations in the smartphone app for iOS and Android

SRAM 1x11 X-Sync Jockey Wheels - Standard Bearings PDP|Colour The XT M8000 rear derailleurWorn jockey wheels are often overlooked during annual maintenance. To ensure your drivetrain is operating smoothly, replace your derailleur's jockey wheels when they look worn. Standard and ceramic bearings are available for purchase. Ceramic bearings include a 10ml syringe and grease optimised for ceramic bearings. These will offer reduced friction, decreased weight and added durability. Compatible with SRAM 1x11 X Sync drivetrains.