Questions tagged [stem]

The stem is the part of the bicycle that secures the handlebars to the fork.

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3
votes
2answers
154 views

Is it possible to set this fork steerer / stem higher?

Is it possible to set the stem / steerer higher in Cannondale R300? It feels like I need higher stack and I wouldn't like to tilt the drop bars from their current position. Bonus question: are stem ...
1
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1answer
4k views

How to adjust the handlebar alignment with front wheel?

I have the follwing stem My handlebar is a bit too much right and I am not sure what screw(s) I have to loosen the one on top (in the headset) or the two left on the picture above or maybe all of ...
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1answer
103 views

Carbon steerer with expander plug under the stem, should I be worried?

I just bought a custom fixed gear frame that comes with a carbon fork with carbon steerer, off a guy who already cut the steerer lower than the stem so that the cap can sit flush on the stem. Normally ...
10
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3answers
48k views

Better solution for uncomfortably low bars: a stem riser, or taller stem?

I've got my (threaded) stem at the maximum height, but I'd be more comfortable if the bars were higher relative to the seat. It would be uncomfortable to lower the seat any further. I was intrigued ...
1
vote
1answer
78 views

Quill stem bolt is covered

I've just got a new bike (ordered online). It came all assemebled except for the handlebar stem (quill type) which is completely sideways. I believe I need to loosen the stem bolt and reorient it, ...
5
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2answers
3k views

How deep does a quill stem need to be inserted?

I have an old road bike with a quill stem and I want to raise the stem. After raising it to where I want it, the stem has about an inch between the high end of the expander nut and the top of the ...
3
votes
1answer
73 views

Replacing stem bolts

Rather than replace the stem on every rusty bike I come across, I want to replace some stem bolts which are rusted, cheap original ones. I know they can differ in size a bit so I would get some that ...
0
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1answer
61 views

What brand is this stem?

Just wondering if anyone can identify the logo of the brand on this stem, thanks.
4
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1answer
224 views

Clarification on the steerer tube torque of the stem bolts

On my stem a label says "All max. 8 Nm" next to the handlebar clamp bolts. This is the only labeling: On the internet I found other values ranging from 20 - 30 or even 10 - 30. Refer to: This ...
2
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1answer
136 views

Adjustable stem busted - Do I need to replace the whole stem?

Today on my 2018 Pegasus Solero the adjustable stem broke. Probably due to overtightening of the righthand screw the nut at the left side of the stem tore free (see images). The question is, whether ...
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19answers
19k views

Is reversing the stem (pointing it backwards) a safe way to reduce reach length?

Assuming a steerer/fork/brake/cable setup that does not rely on the stem facing forward: is it safe to point a stem backwards as a way to reduce seat-to-bar reach (i.e. as a way to 'fit' a too-large ...
7
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7answers
11k views

How do you make the handlebar stem straight?

I adjusted my stem height the other day, and since then, the stem hasn't felt straight. I've attempted to straighten it a few times, but because I'm just eyeballing it, the handlebars don't quite seem ...
3
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2answers
723 views

Effects of longer and higher stem on rider position/comfort and handling

My first road bike, and the bars feel a little low and a little close. What would be the effects of switching to a stem that is 10-20mm longer, and either the same angle so the bars are slightly ...
5
votes
2answers
483 views

Threadless stem keeps loosening [duplicate]

I recently got a 2018 Felt VR30. I've been riding for a long time, but this is the first bike I've ever had with a carbon fork, and only the second I've had with a threadless headset. The problem I'm ...
1
vote
1answer
6k views

Raising the bars on a stock Giant Escape Hybrid

I have a stock Giant Escape 1 Hybrid which I would like to raise the handle bars on for a more upright position. I'm looking for comfort not speed on my commute. Am I right in thinking the easiest ...
2
votes
1answer
669 views

Tightening steerer expander/compressor and spacer positions with a carbon fork

I had ugly clicking noises coming from the headset before and after a warranty exchange of a fork (the reason for the exchange was on the other end). I have identified the clicking as coming from the ...
0
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0answers
141 views

How many degrees does the stem of a Canyon integrated cockpit rise?

I am plotting a Canyon Ultimate bike on BikeCad, but I can't find how many degrees the stem rises. The stem is part of the Canyon H36 integrated cockpit. In general, manifacturers of integrated-stem ...
1
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1answer
842 views

Raising handlebars using a stem raiser on B'twin Triban 500

I've just got a second hand B'twin Triban 500. The seat goes easily high enough, but I've not used a road bike before and the handlebars are far too low for me, even with all the spacers in place. I ...
3
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3answers
9k views

25 degree rise stem vs 6 degree rise stem with taller head tube - how is handling affected?

All, I’m shopping for a new road bike with endurance geometry (more upright position and shorter top tube), 9mm drop saddle-to-bars. I’ve had a Guru fit done by a professional fitter. The main ...
3
votes
3answers
1k views

Replacement stem cap and bolt

Our oldest son has been alternating between mine and my wife’s bike (Carreras from Halfords) whenever he has to go anywhere, but over the last week or so we noticed he had stopped using my bike, ...
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3answers
1k views

Bike fit: Adjusting stem angle vs. height

I'm playing with my fit a bit as I have gotten much more flexible since I had a bike fit 2 years ago (+1 to stretching and foam rolling.) As I'm experimenting with drop I am wondering if it makes ...
11
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3answers
16k views

Attaching a stem to a carbon steerer: how much torque?

So I decided to travel with my bike this week and to my surprise discovered that the steerer is carbon fiber. I had removed the stem from the steerer for packing but naively assumed it was aluminum ...
2
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2answers
119 views

Broken bearing cover near stem

I have a small issue with a bearing cover/seal (not sure how it's called properly) that I would like to fix. I'm attaching the picture for clarity. I imagine I should just replace the part but I have ...
4
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2answers
4k views

Handlebar stem : height vs length

I want to decrease the reach of my handlebars. Does it matter whether I increase the height or get a stem with a smaller length(extension?) on my bike? And is there any way to calculate the relation ...
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vote
0answers
57 views

Custom dutch bike project [closed]

Here I am a Kiwi in the Netherlands with a little dutch bike project underway. The internal of the steerer tube is 19.3mm (give or take) so I am unable to put a 1" - 1" 1/4 (32mm Handlebar diameter) ...
5
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2answers
2k views

Is my carbon fork steerer tube damaged by overtightened stem bolts

As per the title: I've had my bike serviced by a bike shop, who helpfully tightened up the stem cap and pinch bolts on my headset. I rode it approx 15 km (9 miles) and I noticed some play in the ...
0
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2answers
275 views

What are the pros and cons of suspension seats and suspension handlebars?

The title says it all, but I’ll add more specifics to give a better understanding of my particular situation. I am a on-road commuter with little-to-no dirt roads in my routes, many of the roads are ...
0
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5answers
1k views

Can a hybrid bike's stem be slammed to make it nearly as fast and powerful as a road or cyclocross bike?

Can a hybrid bike's stem be slammed to make it nearly as fast and powerful as a road or cyclocross bike? More aggressive positions are thought to improve power transfer. That means a better workout ...
4
votes
1answer
2k views

Broken stem, how to fix?

My crappy bike (Aldo Cadenazzi) was squeaking for the last two days. Then today the stem broke. Luckily I was very slow when it happened. How can I fix it? I have read a little bit about threadless ...
3
votes
2answers
248 views

Reducer for 1“ fork and 1 1/8” stem

So I have a steel road bike which orignially had a 1" threaded fork. I replaced it for a ahead fork and have been using this with a 1" Ahead stem without issues. The stem was just a temporary ...
1
vote
2answers
77 views

Problem at bottom of threaded stem

I just bought 2002 Specialized Expedition Elite 3×9 speed bike. The bike comes with stock threaded stem. It was taken apart for service. And upon reassembly the bottom of the stem is catching and not ...
1
vote
2answers
83 views

How do I adjust this adjustable quill stem? Any ideas? [SOLVED]

I can't tilt lower the stem. There is a bolt underneath the horizontal stem. I loosened it and am able to tilt the stem up from 30 to 40 degrees. I want to lower it though but for some reason cannot ...
0
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1answer
502 views

Short stem & riser bars on XC [closed]

I found a crack under my handlebar and I'm thinking of buying a riser bar and a shorter stem for my mountain bike. is it a good idea? I don't ride on trails, not because i don't want to, I just don't ...
0
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1answer
193 views

Why does my stem have no bolts?

I am fixing this bike for a friend. The headset is wobbly. All the instructions I find online for how to tighten it stress loosening the stem bolts first, but this bike has none. Is that why, despite ...
0
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2answers
168 views

Wobbly stem: serious issue or not?

I went test riding a second hand bike. During the test I have found that the stem was wobbly around the axis defined by the red star in the picture. I have tried changing the tilt of the stem to ...
2
votes
1answer
202 views

What's this part from inside the steering tube?

I wanted to replace a stem with a new one, so I first tried to screw the top cap off. What happened is that instead of the cap, the piece in the picture came out. What is the name? Is it bad that it ...
2
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2answers
3k views

What's the difference in threaded and threadless headset and stem

What's the difference in threadless and threaded headsets and stems? Why change it? is it because it's easier for maintenance?
9
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5answers
3k views

Broken stem tube – LBS “just” lowered handlebars. Is this safe?

I have asked this elsewhere on the internet as well, but this is the Stack Exchange adaptation. I have three related questions and I'll try to make it clear what they are. Here's some background where ...
1
vote
2answers
390 views

How to read stem measurements?

I'm thinking of getting a shorter stem for my road bike. But I don't understand how they measure in terms of lenth and angle. I measured it from center to center and it came up to 4.25 inches. I'm ...
2
votes
2answers
145 views

Can anyone help me identify this stem binder nut

This nut (pictured) fits the binder bolt from a vintage 3ttt stem. I would like to know the name of this nut, or the type of nut this is so that I can try to buy more. So far, I've found similar ...
2
votes
2answers
6k views

How can I find the perfect handlebar height?

I test-rode a bike (2018 Specialized Rockhopper Sport) and I liked everything except the height of the handlebars, and it's the XL size so there's no larger option available. I feel like it would be ...
4
votes
2answers
876 views

Another stem diameter question (French steerer)

The steerer in the French bike I'm restoring has about .2mm less diameter than "regular" ones. With some grease, I manage to fit the "regular" cinelli stem I will use into the steerer. (Mine is the ...
3
votes
1answer
3k views

How do I remove my bicycle handlebars that are connected by a single rusted bolt?

I'm trying to remove the HANDLEBARS from the stem of my bike and the handlebars are put into the stem and secured with a bolt. However, the bolt is rusted and will not budge no matter how hard I go at ...
2
votes
1answer
643 views

How can I tilt up a stem of my bike's handlebar which is held by two bolts?

I bought a second hand hybrid bike and would like to adjust the stem of the handlebars such that I can ride it in a more upright position. The following photo shows a side view of the stem with an ...
2
votes
1answer
1k views

Can tricep pain be cause by having a smaller bike frame?

Some context, my boyfriend bought a used carbon frame bike because it was a good deal, I feel like recent tricep soreness is caused by his biking on a bike that is too small for him or wrongly ...
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vote
2answers
997 views

The stem connects the handlebars to the…?

If this is a stem... ... what's this? I'm asking because I need to buy a taller one so I don't have to bend over as far. It's not convenient to buy a new bike, and I already have an adjustable stem ...
5
votes
1answer
4k views

Can't Tighten Handlebars

I have an old Trek mountain bike with a "Traditional" handlebar stem (Quill stem?) and I've suddenly become unable to adequately tighten the stem to a) remain in line with the wheel and b) stop the ...
5
votes
4answers
3k views

Would Lowering my Handlebars Help my Performance?

I ride now with pretty decent comfort, I have no real back/neck/shoulder pain. As I ride now I feel decent, but I feel as though I might be in too much of an upright position on the bike to get the ...
20
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6answers
5k views

Deterrents against partial (component) theft

Big question: Is there any way to increase the security of bolted on portions of a bicycle? Specifics: I cycle as my primary mode of transport (in East London) on a early 90s steel road bike with ...
2
votes
2answers
1k views

Lowering the stem on a Canyon Endurace

I have a Canyon Endurace XL frame with a 110mm stem which I currently have slammed. I've started racing this year and am very comfortable in the drops for the entire race, which makes me think that I ...