Mountain Bike Gear Cable Adjustment

Turning clockwise will increase the gap anti clockwise will close it. Paul schmidt owner of bikes and more in gainesville fla shows you how to adjust your bike s cables to keep your shifters running smoothly. Using one hand to lightly pedal the bike shift through 1 gear per click starting with every gear on the back derailleur.

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Components Mountain Shifting System Bike Gearshift Shift May

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Tighten the cable barrel adjustment nut then loosen it two complete turns.

Mountain bike gear cable adjustment. Go up every gear once and down every gear once. When the shifter has moved enough gear cable to make the derailleur move the chain from one sprocket to another it makes a small click sound to let you know you ve achieved a single gebar change. Find the cross head screw towards the back of the derailleur marked h. With the bike held off the ground and the chain now on the largest cog at the back test the front derailleur by moving the chain between the smallest and next chainring using the gear lever.

Pull the end of the cable at the brake hood until the cable is snug. With the gear cable disconnected gently pedal forwards until the chain drops onto the smallest sprocket. Loosen the cable barrel adjustment nut which is located between the brake hood and the rear derailleur. Adjust until there is about.

Note places where the gears have trouble shifting where the chain slips off the gear or where you need to shift twice to make the bike shift. The derailleur is moved by tightening or relaxing the cable tension. While pedaling the bike locate the cable leading to your rear derailleur and pull on it gently. You will need hex keys and possibly a screwdriver.

Shift the bike through all gears to check for noise and ease of shifting. 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. The inner cable runs through an outer cable to help keep it tight. Putting your bike in a workstand will make your life much easier.

Now you know what each of the parts are and what they do you can follow the instructions to adjust your gears. These shifters pull small or release specific amounts of metal control gear cables to actuate the front and rear gear mechanisms derailleurs to use the more poetic french. With the bike in the highest gear the upper jockey wheel should run just clear of the cassette.