The derailleur is moved by tightening or relaxing the cable tension.
Road bike derailleur install.
This how to can be used on road bikes with shimano rear derailleurs whether you are installing a new derailleur or adjusting your dysfunctional derailleur.
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.
We ll show you exactly how to do it.
When the derailleur cage sits too far above the chainring this can cause the bike to shift poorly.
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.
Fitting guide shimano 11 40 rear cassette road bike duration.
Installing long cage rear derailleur and setting limit screws and b screw.
This guide can be used on most shimano derailleurs with some small variance on some models but the principle of installing and adjustments are the same.
The derailleur should fall around 1 to 3 millimetres 0 039 to 0 118 in above the large chain ring.
Make sure your derailleur sits at the correct height.
All 11 speed shimano road components are inter compatible you could for example use a dura ace 9100 derailleur with a pair of 105 7000 shifters.
Rear derailleur installation before installing the new rear derailleur apply some waterproof grease to the mounting bolt.
Being out on the trail with your derailleur not shifting through the gears properly can be an aggravating thing.
Replacing and adjusting your rear derailleur to make sure that your gears are shifting correctly is a relatively easy task when you know how.
Replacing a front derailleur is a relatively uncommon task in the workshop but it s also thankfully quite simple.
Installing a derailleur from sram or box components follows a very similar method.
The derailleur is connected to the shift lever by a steel cable.
The highest gear smallest sprocket on the rear derailleur is actually the point of lowest cable tension meaning the derailleur is doing the least work and is thus easiest to adjust.