Road Bike Derailleur Adjustment

This will clamp the bolt down on the cable so it can t move.

Road bike derailleur adjustment.

How to fix the shifting on your bike. On the rear axle the lowest gear 1 st is the largest sprocket and the highest gear 5 th 6 th 7 th depending on how many sprockets are on the cassette is the smallest sprocket. 2 shift the bike to the highest possible gear. Pull the cable up so that it is tight then re tighten the bolt again.

Shift into the smallest front chainring and largest rear sprocket. Multiple gearing has been available for bicycles since the. This dictates how close to. How to adjust a rear derailleur.

To adjust a derailleur you ll need to pedal the bike while working. The derailleur is usually attached to the bike frame the metal skeleton of the bike. You can use a hex wrench to gauge this distance. The lower the cage is the better it will shift.

Grip the top of the cable and pull up on it then loosen the bolt. Manufacturers recommend a 2mm spacing but this is only meant as a general guide and not a rule. If the bike is shifting well the b screw is probably within acceptable adjustment range. 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.

The majority of road and mountain bike derailleurs require a gap between 5 and 6 millimeters. Shimano road bike derailleur compatibility. The majority of rear shifting problems can be solved with basic adjustments to the limit screws and index setting of th. Of the two screws on top of the derailleur the one nearest the frame usually controls the lower limit.

With the chain on the biggest cog at the rear adjust the inner adjusting screw so that when the chain is on the smallest chainring it sits in the middle of the derailleur side plates.