New answers tagged headset
You will very likely be able to buy a new, sealed bearing headset for your bike. Without more information I can't tell you any more than that. It's not a particularly difficult job for a bike shop, but it can be tricky if you don't have the right tools. Also, as pointed out in the comments, "sealed bearings" are better at resisting water and muck, but ...
should I just get down the local shop and have them replace the retainers? Or would it be better to replace the entire headset Replacing the bearings and retainers is cheap and easy (you should be able to do that yourself), you just need to work out what size you want. Since you have all the parts, measure the size of the ring and the bearing diameter ...
I would be inclined to replace the headset. It's a simple fix, guaranteed result.
With some luck, it may be possible. Chris King sells conversion kits their heasets, they might work with other brands too and cost about the same as a good headset from some other brand. When threaded headsets were still common, there used to be aftermarket conversion kits for other brands, too. Of course you will need a new fork.
Not sure why you would attempt to use a threaded headset as a threadless headset - other than trying to save on something which you can't. The stem and top-cap assembly of a threadless headset are integral to securing the fork into the frame. Whereas a threaded headset secures the to the fork using a large nut. There is nothing to stop you buying retro one ...
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