Being out on the trail with your derailleur not shifting through the gears properly can be an aggravating thing. After reading this MTB How To, you should be an expert on how to install and set up your rear derailleur.Here we are going to be installing a Shimano XT M8000 rear derailleur for a 1x11 drivetrain. Installing a derailleur from Sram or Box Components follows a very similar method.. Chain Tool (if installing new chain) Initial Rear Derailleur Installation. All mountain bike rear derailleurs are installed initially the same way. Thread the 5mm rear derailleur bolt into your derailleur hanger on your frame. Tighten the 5mm bolt to 8 - 10 Nm (70 - 85 in.lbs).
Shimano rear derailleur adjustment involves the standard process; set the H-limiter, calibrate cable tension using the barrel adjuster, set the L-limiter, and adjust the B-tension screw.. How to install a rear derailleur? Installing a rear derailleur is pretty straightforward, as there are only a few steps to take. First, ensure the.. Rear Derailleur Installation. Before installing the new rear derailleur, apply some waterproof grease to the mounting bolt. Then thread it part way into the derailleur hanger, and rotate it clockwise to make sure the b-screw or tab is sitting behind the flat on the back of the hanger. Then fully tighten the mounting bolt.