Questions referring to the component fitted on or inside the head tube, which allow the steering tube to rotate freely.

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10
votes
7answers
14k views

Don't integrated headsets wear out, ruining the frame?

I came upon this marvelous explanation of headset types. However, this got me wondering. Isn't the role of the headset cups similar to that of the derauler hanged - to not waste the frame as soon as ...
9
votes
2answers
4k views

How do I fix movement in headset

I have bought a second hand bike and generally it's going well. However, there is a small amount of play in the headset that I've been trying to diagnose and resolve. It's a threadless fork. I've ...
6
votes
3answers
4k views

What's the easiest way to insert a star nut into a steerer tube?

I need to install one of those star-fangled nuts, but I don't do this often enough to warrant buying a special tool for it. I usually manage to hammer the thing in eventually but in the past it has ...
6
votes
1answer
595 views

Can I leave headset spacers above and below the stem

I am in the process of building a bike with a new frame and fork. The groupset will be from a donor bike. When it comes to fitting the bike and cutting the steerer I would like to do some trial rides ...
6
votes
1answer
244 views

What Threadless adapter should I use?

I want to replace the quill stem on my Roadbike with a Threadless head post. The measurement shows about .8 inches. Does a 1 inch adapter mean it is converting to a 1 inch diameter or does it mean ...
5
votes
1answer
599 views

Why isn't my quill stem controlling the front wheel of my bike? [duplicate]

Please excuse me if some of my terminology is off. I don't know much about bikes. When I came home from college I noticed that the seat of my bike was way to high and the headset was really low, I ...
5
votes
3answers
243 views

Do road bikes use the same width headsets?

I know that most commonly MTB's use 1 1/8" steerers and older non-suspension bikes use 1" but I don't really know anything about the width of modern road bikes. Do they now use 1 1/8" or do they use ...
5
votes
2answers
386 views

How often should one service headset bearings?

How often should one disassemble one's headset and service the bearings, assuming it's a fairly new road bicycle with sealed cartridge bearings and is ridden every day?
5
votes
1answer
1k views

How do I disassemble my headset? How do I know if I need to replace it

I just bought a cheap frame off craigslist because I want to build myself a fixed gear bike. When I turn the fork, it feels like there is sand in the bearings. How do I go about taking the headset ...
4
votes
2answers
133 views

How much torque should a threaded headset resist?

My flagship BSO has a threaded headset. I recently discovered, to my surprise, that when I twisted the handlebars hard while restraining the wheel, I could move the stem. It isn't nearly loose enough ...
4
votes
2answers
109 views

Should I use anti seize for headsets and press fit bottom brackets in a titanium frame?

I have a shiny new titanium frame that I will be building up. I had the shop press in a headset and it looks like they used grease at the interface. Should they have used anti seize? I also need to ...
4
votes
1answer
166 views

Why no threaded headset cups?

Threaded bottom brackets are much simpler to install require minimal tools (press-in requires a $300 press) are automatically aligned, as the thread was cut in the factory. So what is the reason ...
4
votes
1answer
2k views

Split crown “race” possibly dangerous?

On some headsets which use a cartridge bearing in the lower assembly, the crown "race" is split. Also, I know a lot of people split their crown race for the ease of installation. Perhaps I'm overly ...
4
votes
1answer
361 views

Not finding the right tension for my threadless headset

I recently installed a new fork on a bike I'm building up. I find that before I get the preload tension correct on the top cap to remove knocking, a squeaking sound starts emanating from the steer ...
4
votes
2answers
687 views

What are early signs of failure in forks/stem/handlebars?

I ride an SE Lager. In the past year, the following components have worn out or broken Front chainring Rear cog Rear freewheel Chain Seat (one of the bars snapped off) Many, many spokes Wheels ...
4
votes
1answer
2k views

Felt carbon steerer compression plug removal

How do I remove a compression plug (aka. expander bung) like this one? Most guides I could find assume that there's a 6mm hex Allen opening that allows tightening/loosening the plug but that's ...
3
votes
2answers
380 views

Trying to build a bike, confused about fork/headsets/compatability

I have a fork with a 1" steerer tube, and a frame with a 1.5" head tube. The steerer tube is slightly short, and when inserted into the frame, is flush with the top of the head tube. The fork is ...
3
votes
2answers
690 views

Is threadless a noticeable difference from threaded headset setups?

I'm considering replacing my threaded aluminum forks, threaded headset, steel threaded stem and steel handlebars with threadless carbon forks, threadless headset and integrated carbon stem and ...
3
votes
2answers
232 views

Can a headset base spacer ring be removed?

My bike currently has a headset base spacer ring (aka conical or cone spacer) installed (like the tapered ring in the picture ). Can this ring be completely removed if the steerer and spacers are ...
3
votes
2answers
2k views

Is it possible to replace a 1 1/8 steering tube with a 1"?

I have a 94 Giant ATX. Threaded 1 inch steeering tube. I need a shorter stem, and would also like to install a suspension fork. Is it doable? Could I take a modern suspension fork, heat the crown, ...
3
votes
1answer
825 views

Replacing needle bearing threaded headset with an ordinary one

I got a bicycle like this one (90's trekking/city bike). When I got it, the headset seemed overtightened, when I took it apart I saw that it was somewhat damaged (looks like ridden for some time while ...
3
votes
4answers
726 views

How do I tighten up my headset?

I've got an old bike with a quill stem, and the headset arrangement has a nut, and a textured lock ring. I presume I should tighten with a combination of a spanner and mole grip. Is a mole grip the ...
3
votes
1answer
43 views

Do the cups of headsets with cartridge bearings wear out?

On my bike I have an FSA headset Orbit X-CX which has cartridge bearrings. I re-grease the headset a few times each year and have recently replaced the lower bearing after ca 13,000 miles. The upper ...
3
votes
2answers
1k views

Gap between lower headset cup and fork. Is this likely to be a problem?

Yesterday I had a headset and fork fitted by my LBS. Lacking the specific tools or knowledge, I thought it better to leave this job to a professional; as a consequence of my inexperience, however, I ...
3
votes
3answers
2k views

Can I use normal grease for a car on the surface of carbon bike?

Helo Guys, I want to know your experience about carbon material and grease Can I use normal grease with carbon ? I want to put grease onto fork and stem.... Or WD-40 or silicone penetrant would be ...
3
votes
2answers
636 views

Do I need to face my new frame?

I just purchased a new aluminum MTB frame. The headset is a standard "NECO, 142, 1-1/8” AHEAD". The BB is ... I'm not sure, but is internal and threaded. How do I determine if I need to face or ream ...
3
votes
1answer
262 views

Are BMX threaded headsets and other threaded headsets interchangeable?

I want to buy a threaded headset for an old road frame that takes 1 inch threaded steerer tube / headsets. I see headsets for sale online that are labeled as "1 inch threaded BMX headset". Is there ...
2
votes
3answers
3k views

How important is it to face the head tube?

I have a frame that I've built up and I'm having trouble getting the tension perfect on the headset, which is not usually something I have trouble with. A friend of mine who is much more knowledgeable ...
2
votes
1answer
945 views

What tool is needed to adjust this headset on a children's bike?

My daughter's bike has a threaded headset, and I don't know what tool I need to adjust it. As you can see from the picture, there are the following parts in the stack: a knurled ring, which ...
2
votes
1answer
10k views

How do I prevent play in the steering post?

I recently changed my handlebar stem to an angle-adjustable variety and now there is a little bit of play in the bar coming up from the front suspension through the frame, onto which that stem is ...
2
votes
2answers
279 views

Cannondale CAAD12 headset proprietary or replaceable?

Just wondering if the headsets used in the CAAD12 frames include replaceable bearing cups, or if the cups are integrated into the frame (non-replaceable). I'm also wondering if the headsets are ...
2
votes
1answer
112 views

Can't find right headset adjustment

After a complete tear down and reassembly I can't seem to find the right tightness adjustment for my threadless fork / headset. If I loosen it to the point that the front fork turns freely, there's ...
2
votes
1answer
554 views

Tightening threaded headset locknut

I'm adjusting the threaded headset on my Brompton (if that matters). I read Sheldon Brown's and Park Tool's articles on this topic and followed the recommendations. I adjust the upper race so that ...
2
votes
1answer
3k views

How many headset spacers might I need?

I am building a bike. The headset is in the head tube, and the next thing is to fit the stem and handlebar to the steerer. At this point, it seems I need some headset spacers in between the headset ...
2
votes
1answer
120 views

Trouble With Upper Tube Race Installation

I was able to install the lower race without issue, but I cannot seem to get the upper one installed. I am installing a new threaded headset on a newly painted bike. There is no new paint blocking ...
2
votes
1answer
157 views

Weird gyro effect while riding

I have an old threaded headset and quill stem. Recently I overhauled the headset; replacing the bearing sleeves with loose bearings (filled to max and removed 1 bearing). The stem was also found to be ...
2
votes
1answer
28 views

Headset bearings open to closed type

My XC MTB has open type headset bearings, is it possible to replace them with closed type? The main problem is that I live in a flat and only place where to wash my bike after a muddy or dusty race ...
2
votes
2answers
122 views

Can't adjust headset correctly

Summary - I'm using an FSA Orbit MX threadless/integrated headset in a brand new steel frame. My problem is that I cannot seem to adjust the headset to the right tightness - either it is too tight and ...
2
votes
2answers
2k views

Which threaded headset size do I use?

I have a frame that I want to use. It is an old early 80's Cannondale frame. How do I tell what size threaded headset to use? What diameter should the tube be?
2
votes
2answers
115 views

Headset can't tighten enough without stiffening steering, damaged bearing retainers?

I've just cleaned and regreased my headset (which is the stock Cane Creek headset on my bike). In doing it I've noticed that the bearing retainers are out of shape; they are not perfectly circular or ...
1
vote
2answers
2k views

Where can I get a new steer tube or 1 1/8" 6061 Aluminum Rod Stock?

I have an Anti-Gravity fork that features a removable steer tube, but it is a threaded fork. Where can I buy a threadless steer tube to clamp into it to convert it? All I can find are threaded steer ...
1
vote
2answers
615 views

Should I be able to 'manually' rotate the headset?

When I wrap my fingers around my roadie's headset, I'm able to 'rotate' some parts of it freely around. Should this be happening? If it should not be happening, what is causing this and is it ...
1
vote
4answers
1k views

New headset cups loose against the frame

Trying to replace the headset cups and race faces on a steel frame for 1" fork. Removed the old cups by gently knocking them in a circle with a steel pipe of the correct diameter. However, the new cup ...
1
vote
1answer
287 views

Threaded headset wobbles after riding

This is my first time adjusting a threaded headset. After thoroughly cleaning, inspecting and greasing the bearings, I attempted to re-assemble the headset. The piece is interesting in that the lower ...
1
vote
2answers
2k views

Installing a compression plug

I am currently building a bike up. I have a carbon fork, with a carbon steer tube, and I have to install it using a compression plug. I picked up one of these this morning: ...
1
vote
1answer
47 views

Servicing / replacing headset

The headset on my daily commuter is foobared. So I'll be looking to service it, possibly replace as many of the low-end components with better ones. As I've learned the hard way, it's the questions ...
1
vote
1answer
115 views

Removing top cap and stem from Acros headset?

I recently bought a used Canyon Ultimate that has an Acros headset on it. I'm trying to remove the stem but for the life of me can't figure out how to take it off. The top cap doesn't have a vertical ...
1
vote
2answers
161 views

Using Loctite for integrated head set and bottom bracket installation

I'm in the process of building up a new bike from scratch. Since the last time I have done this many things have changed, reading varios forums and watching numberless videos on YouTube have not ...
1
vote
1answer
654 views

Headest: replace bearings or entire headset

I realize this will be different for all headsets, but: I have a Tange Levin headset. The headset is starting to show wear: the fork sticks at regular intervals through its turning. I've inspected ...
1
vote
2answers
2k views

Solutions for a slightly loose crown race

For a bike I'm building, I had my headset crown race press fitted to my fork crown by my LBS, along with my top and bottom cups into the headtube. The crown race was loose such that I could rotate it ...