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

learn more… | top users | synonyms

10
votes
7answers
16k 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
5k 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
601 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
246 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
614 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
244 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
538 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 ...
5
votes
0answers
61 views

Stripped thread on steerer. Who is at fault - me or LBS?

Background I ride a Peugeot PKN10 (1980 or 1979 I'm unsure of the exact date). Three months ago I had a cracked chainstay replaced at my LBS. This required removal of the original fork and headset ...
4
votes
2answers
146 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
148 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
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 ...
4
votes
1answer
168 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
366 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
713 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 ...
3
votes
2answers
394 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
1answer
72 views

Freezing headset cups to ease installation - does this actually work?

Sometimes it can be a tight fit installing a headset cup / race. Bike forums are full of people saying putting the cup in the freezer helps installation based on their anecdotal, uncontrolled ...
3
votes
2answers
810 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
297 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
896 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
759 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
26 views

On a bmx headset could an integrated bearing set be replaced with a caged bearing set?

I have a 20" eastern with a 1 1/8" integrated headset. The problem being is that my headset's top sealed bearing is no good and I only have some caged bearings currently on hand. Is there any possible ...
3
votes
1answer
50 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
680 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
276 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 ...
3
votes
0answers
51 views

Uncut steerer tubes too short for 21" Frames

I am restoring two old bikes a 1996 Trek 8000 and 2000 Fuji Aloha. Both are 21" frames. The problem I am having is getting forks that do not cost $1000 and have steerer tubes with sufficient lengths. ...
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
1k 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
505 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
117 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
645 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
177 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
34 views

Headset bearing size

I am going to be building a beach cruiser frame with 26" springer forks and 25" apehangers with a 1" headset. what is the difference between 5/32" x 16b and 3/16" x 15b, performance wise? Basically I ...
2
votes
1answer
36 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
185 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
190 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
3answers
87 views

Headset wobble after tightening

I own a Cannondale Super Six 105 (Ultegra now) Carbon 2012 bike and I can't stop the wobble in the headset. If I tighten down the top cap (with 6mm hex) I can get rid of the wobble (hands on the ...
1
vote
3answers
183 views

Front fork pulling to center / “indexed steering”

So I took my bike in to the repair shop, to have the rear wheel replaced, but after the repair I noticed immediately the steering feeling a bit strange. I've since worked out why. The problem is that ...
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
733 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
1answer
42 views

How much steerer tube length do I need on my suspension fork

I have survived BB hell with minor bruising to be greeted with another challenge replacing forks. I have a 1996 TREK 8000 SHX (yellow) and a 2002 TREK 4300 (silver/blue) MTB bikes. Both bikes have ...