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How to assemble a headset?


The adjustment and/or maintenance of the headset is a delicate but essential step for the good functioning of your mountain bike. The precision and comfort of your steering depends on a good mastery of the different steps in the following tutorial.
Tools: 4-5 or 6 spanner / Grease


Assembling the headset: step 1

Step 1

Start by greasing the head tube well with white grease or special carbon paste.

Assembling the headset: step 2

Step 2

The best way to fit the cups is to use a press. The method is to use the logo of the headset as a mark to align it correctly in the axis of the socket.

Assembling the headset: step 3

Step 3

Tighten the press to place the cups at the ends of the pug.

Assembling the headset: step 4

Step 4

Push the cups into the head tube. Check that they are correctly positioned.

Assembling the headset: step 5

Step 5

Position the fork cone on the steerer tube, making sure to press it against the tee.

Assembling the headset: step 6

Step 6

Grease the bearing and insert it into the bottom of the upper cup.

Assembling the headset: step 6 bis

Step 6 bis

Then grease the second bearing and insert it into the bottom of the lower bowl.

Assembling the headset: step 7

Step 7

Fit the top cup and the other various parts (seal, ring, etc.)

Assembling the headset: step 8

Step 8

Reassemble the stem, adjusting the correct height with the 5 and 10 mm spacers, check that the pivot is 5 mm below the stem level.

Assembling the headset: step 9

Step 9

Screw the plug into the star without overtightening, so that there is no hard spot or play in the steering. Tighten the stem bolts with a torque key.


Bike magazine

These tutorials are brought to you by Alltricks in collaboration with BIKE magazine.
You can find past issues of BIKE magazine on the Larivière website.

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