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How to tighten threadless headset? Top cap has no thread

5 min read

Asked by: Amy Morgan

How do you tighten a loose threadless headset?


Quote from video: This is what we're looking at here get your stamp on the side right inside you have the steerer tube this little edge right here. So this spacing right there that thickness.

How do you tighten a threadless MTB headset?

Quote from video: There is chances are the heads that's too loose and all you need to do to adjust it is loosen your two stem bolts. Up. Take your allen wrench and just tighten.

How do you adjust a threadless stem?

Quote from video: First we will take off the top cap. And headset bolt and any spacers that are on top. Next we can loosen the stem clamp bolt. And pull off the spin.

How do you fix a loose headset?

Quote from video: So just get your allen key loosen. All of the bolts. There's two on here some of you might have one. And then. We're going to put our allen key into the stem cap here at the top. And give it a turn.

How do you rebuild a threadless headset?

Quote from video: Okay get this and there's the compression ring I pull this out. Slide this off and then slide this down. And so now I've got the fork tube. Out. Then I pull the bearings out of here.

How do you assemble a threadless headset?

How to install a threadless headset

  1. Install Bearing Cups. …
  2. Install Fork Crown Race. …
  3. Install Lower Bearing. …
  4. Install Upper Bearing. …
  5. Install Centering Cone and Top Cover. …
  6. Install Stem and Spacers. …
  7. Insert Expansion Plug or Star Nut.


How do you tighten a loose mountain bike headset?

Quote from video: Hold the front brake. Move back and forth it helps to put a finger here as well just to double check if there's any play. Next. We're going to tighten these to make sure that your stem is straight.

How do you fix a loose headset on a bike?

Checking headset play

  1. Pull the front brake and wiggle the bike to detect headset play.
  2. If the steerer is moving inside the head tube, the headset is not tight enough.
  3. Loosen your stem.
  4. Carefully tighten the Ahead cap.
  5. Make sure the handlebars move freely.
  6. If you can’t turn the spacers, the headset has enough tension.

How tight should Threadless headphones?

Make sure it’s not too tight



The bars should move freely with no sticking, binding or resistance on any kind. If the bar doesn’t rotate freely (as here where the steering is catching), then back off the preload tension until it moves freely without bearing play.

How tight should stem cap be?

A god rule of thumb is to tighten your headset cap bolt until it is causing some friction with steering and then back it off until it’s tight enough to keep the stack neatly in place. This is typically 1/8th to 1/4 of turn. Give your headset spacers a twist. You should not be able to move them much, if at all.

Do I need a spacer on top of my stem?

When dealing with a carbon steerer tube, it is critical to have the steerer tube go all the way through the stem, in order to reduce stress on the end of the steerer tube. It is then necessary to have a spacer on top of the stem.

Do you need a spacer between headset and stem?

the headset and stem dont have friction. the spin together. the headset spins in the frame. so there is no difference between spacers under the stem, or none at all.

Can I use a threaded fork with a threadless headset?

A threadless headset works with a fork that lacks threads on the steerer. Moreover, each steerer is the same length and is cut to a different size depending on rider preference. The steerer is normally 1 1/8 inch in diameter. A bike stem is not inserted into the steerer but slides onto the steerer.

How do I tighten my headset Park Tool?

Quote from video: We're going to loosen the pinch bolts. Drive us down with the cap to pull the fork up to take out the plane.

How does a threadless headset work?

Quote from video: It's going to sit perfectly inside of this head tube which has also been machined in such a way although. It's not always the case now some Threadless or a headset style headsets go same things

How do you fix a loose mountain bike headset?

Checking headset play

  1. Pull the front brake and wiggle the bike to detect headset play.
  2. If the steerer is moving inside the head tube, the headset is not tight enough.
  3. Loosen your stem.
  4. Carefully tighten the Ahead cap.
  5. Make sure the handlebars move freely.
  6. If you can’t turn the spacers, the headset has enough tension.

How do you fix a loose BMX headset?

Quote from video: The side bolts on the side of the stem to take a little bit of pressure off of the cap that goes into the forks. Once you have the side bolts of the stem loose. And they spin freely.

How do you tighten a Cane Creek headset?

Quote from video: To adjust your headset first loosen the stem bolts each a little at a time to avoid damage to the threads on the stem. Next wiggle the stem side to side to ensure that it's loose.

How do I change my headset cap?

Quote from video: One put the spacer back. And I have this whole tin for my Garmin device it's pretty neat. Second step put on the new top cap replacement squirrel could be a good idea to put some grease on it.

What does a headset top cap do?

What does a headset cap do? The headset cap is used to adjust the preload in your headset bearings. It does not keep your stem or fork in place. It’s primarily designed to keep everything in place during installation or headset adjustment.