Share.

11 Comments

  1. No_Jacket1114 on

    Headset bearing most likely. But any bearing that’s unsealed can produce this. That’s what a ball bearing is

  2. FoolishIntellectual on

    That looks like one of the loose-ball bearing and cage assemblies for the headset, and it is missing one of the ball bearings but otherwise looks to be in good condition. You can try to locate the missing ball and put it back into the cage, grease lightly and reinstall. The cage fingers can be bent slightly to hold balls from dropping out of the cage, and they should all have about the same bend appearance so that they do not interfere during rotation of the bearing assembly. The cage holds the bearings apart during operation, and it holds the balls together in an assembly to help with servicing. Because the headset is not a high speed rotating assembly, you can can get away with replacing just the one missing ball using a new ball of the same size: just precisely measure the diameter of the balls and purchase a new ball online.

  3. bluetrane2028 on

    You can get loose balls the same size and just fill the race without a cage. IMO it’s better.

  4. My_Little_Stoney on

    The loose ball is probably in your fork. You can put the ball back in and use it. Put a lot of grease on the bearing and the ‘cup’ where the bearing sits.

Leave A Reply