How to adjust a front derailleur?
There is nothing worse than a noisy front derailleur. Adjust your front MTB or Road front derailleur in few steps for a smooth shifting.Typical tools: 5mm Hex Wrench / Screwdriver / Ruler.
Shift chain to innermost front chainring and innermost rear sprocket. Relax the inner cable: turn barrel adjuster clockwise. If barrel adjuster is already fully turned, loosen inner wire pinch bolt and then tighten bolt.
Step 1
Inspect parallel alignment of front derailleur. The front derailleur should be parallel to the chain.
Step 2
Inspect height alignment of front derailleur. The gap between the teeth of the outer chainring and lower edge of the outer cage plate should be between 1 and 3mm.
Step 3
Adjust L-screw: 1mm gap should be visible between inner chain plate and inner cage plate.
Step 4
Shift chain to outermost rear sprocket and outermost front chainring.
Step 5
Adjust H-screw: 1mm gap should be visible between chain and outer cage plate.
