Tagged Questions

Repairing your bike when something is broken. REPAIR is not the same as MAINTENANCE, a separate tag. Repair is what one does only when something is broken. Maintenance is what one does on a regular basis.

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2
votes
2answers
576 views

Townie gearing suddenly too easy

So the rear wheel (26x2) on my Electra Townie 7d broke its axle, and I ended up replacing it with a new 26x1.5 wheel, that being what the LBS had in stock. The bike seems a bit faster, which is nice, ...
4
votes
3answers
509 views

Broken pedal on an old french bike

I broke the pedal of an old french bike (Peugeut Mixte 70's). The threading doesn't fit the one in modern pedals. Now I am wondering if I should insist in finding an old french pedal or if I should ...
4
votes
2answers
425 views

Phil Wood Hubs: Anyone had a Pawl go?

I got front & rear Phil Wood hubs for a touring setup back in Oct of 2011. I'd been using them for commuting to work -- averaging 20 KM a day. Except I'd been off the bike for the month of ...
1
vote
1answer
796 views

Shimano dual lever Ultegra ST-6600

The shifter cable broke on the way home from work. The break was inside of the dual lever assembly. I was able to fish out the cable end. But, with a new cable, I am not able to get the shifter to ...
2
votes
2answers
1k views

Does a hybrid truely have a wider tire or does a mountain have a wider tire?

I'm looking around my local bike shop and saw that the hybrids have a slim tire while a mountain has a more fatter tire. And when i researched it says the opposite. Please help me.
5
votes
1answer
790 views

Bottom bracket repair stand experience

Does anyone have direct experience with the ParkTool Team Race Stand or other brands/models of bottom bracket repair stands? If so, do you like it and why? A good answer for me will include the ...
1
vote
2answers
342 views

Small amount of wobble in wheel

If I grab my [suspension] forks tightly and push against the wheel sideways, there is a slight amount (few millimeters on 26" wheel) of play/wobble from the axle/hub. The QR is done up tightly. Is ...
4
votes
3answers
6k views

Adivce on what to do next with crunching / slipping gears

About two weeks ago I took my bike to the local bike shop to get serviced. It was previously slipping gears under load and at the end I couldn't use the lowest gear going up hill it would just slip ...
8
votes
7answers
12k views

brake lever will not return

My friend has a mountain bike that survived last years Queensland's floods (Australia, that is), but is all battered and bruised after not being ridden for a year. With my beginner's repair skills, I ...
3
votes
2answers
875 views

Repair superficial damage to a carbon frame

I have a carbon frame with an integrated seatpost. The saddle sits on a clamp that is meant to secure the saddle on the seatpost and NOT hold the weight of the rider too. I went on a ride and my knees ...
4
votes
3answers
290 views

How to remove broken bolt in Chain Tug?

It is now stuck very hard because I used apparently too much force to tighten it, how would you take that out? The bolt is in soft aluminium frame so it can be quite tricky thing to do. Some bolt ...
3
votes
3answers
2k views

Is my local bike shop asking to much money to change a rear cog?

I normally have much love for my LBS, but I've moved recently and am a little unsure about this new one due to the fees he is asking. I have a flip flop hub with a fixed gear (18 tooth) cog on one ...
3
votes
2answers
510 views

Possible to repair a pushed in braze-on?

I have a Trek 7200 (Alpha aluminum frame) and it has two water bottle holder mountings, the top braze-on on the seat tube seems to have broken from over-tightening and has sunk into the frame. These ...
1
vote
3answers
499 views

Where is the proper location to measure the tube size?

I need to replace a tube in my bike. I know there are many tire sizes. I bought 26', assuming that my bike was that size, and realized when I got home that I didn't even know where to measure from. ...
5
votes
3answers
377 views

Shaky Freewheel

I posted a question some time ago about vibrations in the frame of my road bike (a 1973 Sekine). Recently, I determined that the rear wheel is sliding back and forth across the axle, with about 0.5cm ...
6
votes
3answers
587 views

What am I supposed to do when my chain falls off?

It happened when I "stepped on it" (on an empty residential street). It left the chain on the road. What tool(s) and parts should I have had with me, to fix it? It was replaced (new) two months ago, ...
3
votes
4answers
4k views

My crank fell off, how do I re-attach it?

I was out riding on my mountain bike when my crank unexpectedly fell off (video). How do I reattach the crank? There's a torque range specified (25-30 Ft-Lbs): how critical is this? I don't own a ...
2
votes
3answers
1k views

Vibrations in frame when pedaling

Recently, when I pedal sufficiently hard, I begin to feel vibrations through the whole frame of the bike. They are not so strong as to make the bike un-ridable, but neither are they road chatter. I ...
7
votes
5answers
476 views

Is a tire patch kit really necessary for urban commute?

I'm cycling for urban commute, on well-maintained roads and bike paths, Vittoria Randonneur "puncture resistant" tires, and at no point on my ride am I more than 1/2 mile (usually within 1/4, I bet) ...
5
votes
6answers
5k views

For a slightly warped wheel, is it worth getting it repaired?

My son has a relatively cheap kids mountain bike, no suspension or anything flash, and after a minor crash into a friend the back wheel is slightly out of true. It only causes issues under braking ...
0
votes
3answers
7k views

Where Can I Find an Inexpensive Bike Stand Clamp

Are there any recommendations for where I can buy an inexpensive bike stand clamp? I do not know what they are exactly called but the actual part that the bicycle is held onto in a work stand.
1
vote
4answers
536 views

Do Master Link pliers help with SS / fixie chain assembly?

A followup to my own question, seeking specific help. I'd like to know if anyone is using a set of "master link pliers" (something like Park's MLP-1) to help them with derailer-free chain work? I ...
3
votes
2answers
2k views

Slipping gears on new Electra Townie 8i

I just got an Electra Townie 8i bike and the gears are acting weird. I hear clicking noises when pedaling and sometimes it slips down to a lower gear. This is especially true for 4th gear. Is this ...
2
votes
2answers
602 views

How do I know if the tandem bicycle I've inherited is worth repairing? It has a serial # 459310 on it, no other identifiers

I've inherited a vintage tandem. It looks as if it has been spray painted, and has no identifiers, etc remaining on the frame. The serial # on the bottom reads -459310. Any ideas on a make or model, ...
3
votes
2answers
848 views

Electra Shifter (Revoshift) is hard to turn

My wife has a hard time turning the Revoshift grip on her Electra Townie 7D due to arthritis issues in her hands. Is there a way to help with this issue?
3
votes
2answers
805 views

Squeaking sounds after lubricating the cogset and chain

My bicycle didn't produce any squeaks until the last weekend, when I decided to make a little maintenance. First, I used "Easy Clean" spray from the White Lightning brand to clean the cogset and the ...
4
votes
4answers
8k views

Shimano Revo Shift Gives No Clicks

I have a problem with my shifter. My bike is using Shimano Revo Shift(gripshift) RS-35 (see my picture). The one shifting the front derailer (the left shifter) does not click when I turn it but it ...
6
votes
4answers
1k views

How long should spokes last?

Trek Fx 7.3, 1 year old, 1900 miles 3 days short of my 1 year bike purchase anniversary I discovered some broken spokes on the rear wheel. The bike shop gave me a new wheel they had in the shop, an ...
4
votes
2answers
1k views

Is torque relevant for steel/aluminium? Where do I find torque specs?

When you are not dealing with carbon, is torque relevant? I've never seen it mentioned on the hundreds of answers here, or the hundreds of how-tos I've read elsewhere. Should I just tighten ...
3
votes
3answers
8k views

When do bearings need to be replaced?

How do I know when bearings need to be replaced? Should I go by time? Or is there a symptom to guide me?
1
vote
3answers
1k views

How long does it take to replace bottom bracket bearings?

How long does it take to replace bottom bracket bearings? Is there anything that can make the procedure take more or less time? How does the type of mechanism affect repair time?
1
vote
3answers
12k views

How to fix problem with mountain bike chain falling off gears?

The chain on my girlfriend's bike came off the front gear today, it looks like the back gear changing mechanism isn't handling back-pedaling properly, whenever she pedals backwards the chain slacks ...
9
votes
4answers
6k views

How can I tell a bike is safe after a crash?

I was recently in an accident where a car pulled out on me. I hit the car around the front wheel and me and the bike went over the bonnet and landed on the road, the other side of the car. I was ...
1
vote
2answers
478 views

Repairing a twisted front rim in emergency?

The front rim got somewhat twisted. I do not have here the rimmer or the small tools to adjust the pins. According to my friend's version, the outer tire and the inner tire are in fine condition. The ...
17
votes
8answers
48k views

How to get a very tight tire back on the rim?

I needed to change the tube as a consequence of a flat tire and I am in the situation that it's just impossible to put the tire back on the rim. In almost ten years of experience with road bikes and ...
13
votes
9answers
9k views

Patch or replace tube?

Is it worth patching a tube on a mountain bike, or just replace it with a new one? There are a lot of 1/2" - 3/4" thorns here in Texas, and I use 26 x 1.95 tubes. Any particular patch type/brand ...
3
votes
3answers
1k views

Fixing off-center Caliper brakes

The brakes pads of my front brake are off center, so far that when the brake is disengaged the right pad rubs slightly against the wheel even though there is plenty of clearance between the wheel and ...
9
votes
2answers
184 views

Buying a CO2 tyre inflater

I am thinking about buying a CO2 tyre inflater. I have never used one before and have 3 questions: Do they have enough pressure to get a road tyre up to full pressure (~100psi) When you use a ...
3
votes
1answer
588 views

Is my Fox RP23 Rear Shock blown?

I let all the air out of a used Fox RP23 shock (which I haven't ridden yet) to remove it from a frame, and a small amount of oil sprayed out along with the air. Is this normal or is my shock in need ...
1
vote
2answers
9k views

Shimano Revoshift repair

My bike has a grip shift (Shimano revoshift) which isn't shifting through all 8 gears. Even with the gear cable removed (it recently broke) it will only shift through half of the gear numbers and ...
3
votes
3answers
240 views

Bike Repair Information in Germany

I have been riding a bike for many years now, but I am embarrassed to tell you all that I am an novice when it comes to repairing and maintaining bikes. I have always had a problem with repairing ...
16
votes
22answers
11k views

What is a simple mnemonic for remembering the thread direction when removing pedals?

Given that pedal threads are different on the left and right pedals: the right side pedal has a right-hand thread (removes counterclockwise, installs clockwise); the left side pedal has a left-hand ...
2
votes
4answers
2k views

Which size spoke tool. Currently size 14

I have this spoke tool. The number I use on this tool is 14. I use it on a hybrid mountain bike. . I want to get one which is easier to use but I do not know which size. Here are the available ...
13
votes
13answers
2k views

What are the most important things to bring on a ride?

On one of my recent ride, my bike broke down. My rear derailleur got pushed into the rims and broke. Since I have never gotten stuck like that before, I've never bothered to take anything with me ...
10
votes
4answers
999 views

Are bicycle helmets repairable or disposable?

Suppose I wear a bicycle helmet, and I fall hard and my helmet cracks. Do I buy a new helmet or can I try repair the old one with some glue?
2
votes
3answers
11k views

How to fix a detached brake cable?

My rear brake cable detached yesterday while riding. When I pull the level all the way back (which I can now do with no tension), I think I can see the end of the brake cable inside the brake hood, ...
2
votes
5answers
11k views

How to straighten a bent derailleur hanger?

I've bent (again) my derailleur hanger. It's a replaceable hanger but for this summer I can't get an original one and I know that the non-original one I can get is made in a harder material and could ...
1
vote
1answer
187 views

Tank tape for tire patching - Enough friction?

This topic has been cursorily covered by How can I repair a tyre with a deep cut? before, but less with empirical evidence. Tire patches as mentioned there are not available in my local bike shops ...
2
votes
1answer
1k views

Shimano Nexus Inter-3 internal gear hub stuck in second gear?

The situation My Shimano Nexus Inter-3 internal gear hub is stuck in second gear (it's a 3-gear hub). When I take the external cable housing apart, I can move the pin that goes inside to change gears, ...
1
vote
1answer
1k views

Truvativ Firex chainset replacement middle 32 tooth chainring & bolts

I have a Truvativ FireX chainset from 2008ish, I'm looking for a replacement middle chainring however, no shops seem to stock replacements for Truvativ chainsets. Just wondering if anyone has any ...