How to fit Shimano XT and XTR Di2 : plug and play shifting | ENDURO Mountainbike Magazine
Shimano Deore & XT LinkGlide MTB group is 3x more durable - Bikerumor
Shimano's New Deore XT M8000 Groupset
Amazon.com: SHIMANO Deore XT BL-M8100/BR-M8120 Disc Brake and Lever - Rear, Hydraulic, Post Mount, 4-Piston, Finned Metal Pads, Black : Sports & Outdoors