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Questions tagged [repair]

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
3answers
453 views

Repair priorities, bike wheel or brakes

Money's been a bit tight lately for a number of reasons and I commute 2 hours a day on my bike for work. Slowly, but surely my bike has taken a toll and I REALLY need to do some light maintenance on ...
6
votes
3answers
502 views

Worried I damaged my fork fitting crown race

I'm an idiot. I've been working on building up a Surly LHT frame and was all going fine until I got to fitting the crown race. I couldn't get it to fit properly and instead of making a cup of tea and ...
1
vote
1answer
177 views

Left outside for over a year, what to do to get it ride-worthy?

I've got a cheapy cruiser (6 speed?) from Walmart that's been sitting on a bike rack in Minnesota for well over a year. There's rust all over the place and the most maintenance I've ever done on a ...
4
votes
2answers
557 views

How to remove rear hub covers

I'm trying to service my DT Swiss wheels. I watched some videos that show how to grease cartridge bearings but don't understand how to get to them. I tried to unscrew the ends using two adjustable ...
0
votes
1answer
484 views

Restoration and upgrading old bike

I have an old Huffy from my uncle that he bought at around the 90s and I'm thinking of restoring it and maybe upgrade some of the parts. But Huffy doesn't seem to have any much information for bikes ...
1
vote
2answers
261 views

Diagnosing buzzing sound when riding over uneven terrain

I've got an old steel-frame road bike which has started making a very unpleasant and worrying buzzing sound when riding over rough/uneven terrain (e.g. roads with lots of fissures/cracks, cobblestones ...
9
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1answer
2k views

Missing Link — which one, 7.3mm or 7.1mm?

KMC has two versions of their Missing Link, one that is 7.3mm and one that is 7.1mm. Both are advertised for 6/7/8 speed. The only difference appears to be the pin length, but it's unclear if you had ...
10
votes
1answer
5k views

How to disassemble a Topeak JoeBlow Sport II

OK... I searched everywhere, could not find a definitive answer. I've had the pump a few years and use it a lot on several bikes. I like my pump and want it to last as long as possible and I'd ...
2
votes
1answer
81 views

What else will need replaced when I replace my wheel set on my vintage KHS road bike?

I am needing to get a new wheelset for my vintage KHS road bike. I have been looking into it and to get my 6-speed cassette to work with the Shimano 501 wheels it looks like I will need to get a ...
2
votes
1answer
352 views

Preventing downtube cable stops from sliding out of place

I've got a vintage road bike with no braze-ons for shift cables: Instead, it's got a cable stop holding the cables against the downtube and parallel to the chainstays. Unfortunately, it seems to slide ...
14
votes
2answers
2k views

How do I remove the wheels from my bike (not a typical nut)?

I just bought a used Kona Roundabout bike and I can't figure out how to remove the wheels. I've never seen this connection before. The same connection is on both the front and rear wheels and ...
7
votes
2answers
3k views

Stuck gear hub on the way into a gear on an internal geared hub

My bike recently got stolen :( therefore I have borrowed a bike with an internal gear hub from my stepdad, which was working fine until recently when the pedals just wouldn't turn whenever I switched ...
2
votes
2answers
1k views

Front Derailleur Wont Shift

I'm not too sure what to call this but basically someone whilst riding my bike shifted up too much (basically they mustve pulled on the lever while already being in the big gear) and now as a result ...
0
votes
1answer
102 views

Best way to repair damage

I've had kinda of a crash today on my bike. To keep it short, I bumped into a small sidewalk and ended up losing control and crashing into a small wall and went over it (me, not the bike). I was about ...
0
votes
1answer
116 views

Patch quality difference

You can get dirt cheap bicycle patches from ebay, 48 patches for less than 1£. How do they compare to patches from a well known brand such as TipTop or Park? My question is only for patches that ...
3
votes
1answer
1k views

Can one replace a tubeless tire with a tube?

I have a tubeless tire on a mountain bicycle which is old and wasn't taken care of, and I want to replace it with something more maintainable, as (according to the YouTube videos I've seen) tubeless ...
35
votes
4answers
37k views

What is the difference between brake cables and derailleur cables?

What is the difference between brake cables and derailleur/shift cables? When I look online for replacement cables I see "brake cables" and "shift cables." From the images they all look the same. ...
1
vote
1answer
3k views

How to reduce pedaling resistance

I brought my hybrid bike to Evans Cycles recently to get the rear gear mech replaced after I broke it. When I got the bike back, it was significantly harder to pedal. I tried moving my gears lower ...
19
votes
6answers
23k views

Putting pin(s) back into chain

While trying to put a new chain on a bike, I rather stupidly removed the "wrong" link in the chain, and it's already very short, so I can't simply remove yet another link in order to get the "correct" ...
0
votes
1answer
108 views

Shifter doesn't reach bigger gears

My gear shifters (c. 2000 Shimano XT) will not shift to the bigger cogs (higher cable tension). Pushing the shift lever doesn't move the indicator past about half way so I can't reach the big cog on ...
2
votes
2answers
158 views

Luggage rack - upper fastener broken. Can it be repaired?

Recently the upper fastener of my luggage rack broke. The part that broke is a small block with two holes, which connects the rod that is screwed to the frame with the rod of the luggage rack. See ...
1
vote
0answers
90 views

Road Bike overhaul [closed]

Can someone recommend a complete step by step book or other media that can help me with this project I am about to take on. Please include the list of tools too. I have an old Jamis road bike I would ...
3
votes
1answer
1k views

How to repair ripped Ortlieb pannier

I have an Ortlieb Back Roller pannier that has developed a rip about 6" (150mm) long along the lower rear inside corner – where the side/bottom joins the back (wheel side). It looks like this: In the ...
1
vote
1answer
155 views

How would I find a LeMond head badge?

Looking to buy a used LeMond frameset. The price is right but it's missing its head badge. Anyone have advice about how I'd go about replacing it? Thanks in advance!
0
votes
2answers
740 views

Bike keeps suddenly changes gears w/o me shifting

I've noticed that there are times that my bike suddenly changes gears, without me touching the shifters. It usually happens when I'm on a hard gear and I suddenly power out of a full stop, it pops ...
1
vote
3answers
366 views

PSI and tube size

I ride a giant hybrid with tires that say SRX4 with 700x40c / 40-622 / 75 psi max. I recently had a tube go bad in the back tire. Today I replaced it with a tube I bought at the bike shop which reads ...
2
votes
2answers
1k views

How to fix a rim, that bent vertically inwards?

The rim is mostly round, but in one place it's bent a little bit (3-5 mm) towards the center. I only found manuals about fixing wheels that are wobbling side to side, but nothing about vertical ...
2
votes
1answer
261 views

What are the ESSENTIAL tools to do a basic strip and rebuild?

I can't currently afford to pay someone to give my bike a complete strip and rebuild (I need a wheel rebuild, which is essential, so I am paying for that this month!) So, given I have a hybrid, disc ...
1
vote
2answers
113 views

Shifting Problems

I have a bicycle by the name of "Indarciclo" that I purchased for $20. It has worked excellently for the last 2 years until now. It has 7 speeds, with a under-the-bar shifter. Now, for some reason it ...
0
votes
2answers
183 views

Highest gear much harder to pedal after repair - did the repair break something? [closed]

I recently bought my bike in for repair and I got it back and I've noticed two separate issues that are causing me some concern and I wanted to ask this community what they thought of it. The hardest ...
3
votes
1answer
301 views

Dahon Vitesse frame latch

I am repairing a Dahon Vitesse. The frame latch was incomplete. I have the new frame latch parts but cannot work out where they go, particularly the washers and small springs. Does anyone have a ...
1
vote
2answers
2k views

Should I change the tire and tube or can it be patched?

Someone deliberately pierced the rear tire of my fixed gear bike. It's a 700cX25 tire with 700cX18-23 tube inside. As you can see from the image the threads have come out. I am not sure about the ...
9
votes
2answers
2k views

Frame with bottle cage boss ripped out - how serious is the damage?

I'm a huge fan of Greg Lemond so naturally when this frame showed up in my local Facebook page with just the frame and headset, no fork. I got very excited. The seller says that the bottle cage boss ...
5
votes
3answers
645 views

Town bike intermittently harder to pedal

I have a Dutch town bike with backpedal brakes (omafiets). I live in Amsterdam where it's flat and have checked the tires are fully inflated. Originally the bike was very easy to pedal and often it ...
1
vote
2answers
347 views

Change gear on a shimano Schwinn Ranger, not sure what Allen key size to use?

I've tried an Allen key 7/64 but that didn't work and the others on my Allen key set but none seem to fit this shimano on a Schwinn Ranger. One of the derailleur cogs broke in half. Here is an image ...
1
vote
1answer
502 views

Loose brake cable hook bushing inside the brake/shifter hood

I noticed a slight clicking noise and a resistance when squeezing the right (from the bicyclist's point of view) brake. Inside the hood, I can see a white rubber thingy (pivot bushing, thanks mikes) ...
1
vote
3answers
448 views

Stripped threads on left crank on the first ride

I just purchased a new road bike and had a friend assist me in the assembly. There must have been a problem because it fell off after only 2 miles of riding for the very first time. I used a pedal ...
2
votes
2answers
2k views

What to do about a broken rear derailleur inner cage plate?

The chain on my road bike got caught in the rear cassette and as it snapped it broke one of the guide tabs on the inner cage plate of my new Shimano Ultegra 6800-SS rear derailleur. My two questions ...
0
votes
1answer
118 views

Vibrations in one of the pedals [closed]

I feel vibrations in one of the pedals when I put my weight on it. It feels like the ball bearing is broken or something. Is that possible? How difficult is it to fix the ball bearings on the pedals ...
3
votes
1answer
175 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 ...
1
vote
1answer
122 views

Repair fork or get new one?

Right now, I have a pretty old and terrible fork: 2006 Manitou Axel Elite 100. It's leaking oil like crazy, and I've almost eaten it a few times because of how easy it is to bottom out the forks. I ...
1
vote
1answer
82 views

How do I keep smallest gear on my crank shaft from contacting frame

I have an old Trek 8000 ZX that I am fixing up. I had to replace the bottom bracket and I believe I successfully did that. The bike did not have a crank set to work with so I salvaged one from a pile ...
6
votes
4answers
2k views

Should an amateur attempt truing a wheel

I was in a bicycle crash recently, and noticed afterwards that the wheel was out of true (it hits the brakes once every revolution). The damage doesn't seem extreme to me though: it's not visible just ...
1
vote
2answers
83 views

How to unscrew freewheel sprockets with 9 broken spokes

A friend of mine has this problem. I haven't seen the wheel, but I suppose that the broken spokes are in one "area". It's a 27 inch wheel. Is there any tool that can hold hub tight enough to use a ...
4
votes
2answers
7k views

Clear coat on top of old paint in order to preserve it/frame?

Using nail polish to touch-up scratched/rusted frames is more or less well-known (cf. Girls Biking to Work), but recently a hobbyist restorer of old bikes told me that you can "just apply clear coat ...
3
votes
1answer
977 views

Can this bike be saved from the rust?

So, I'm buying a bike to use during a summer before I go back home. I found this bike that I'm interested in buying however it's extremely rusty. I'd like opinions on whether this is a DIY clean up, ...
1
vote
1answer
143 views

Why are my quill pedal cages “wobbling”?

The plates and connectors on my old quill pedals "move around" in relation to the pedal axle itself: In the photo below, I'm pushing the pedals to opposite sides to show how the pedal cage "distorts". ...
1
vote
2answers
831 views

How to remove pedal bolt with round, smooth head

I'm trying to take the reflector off of some old French track pedals but can't remove one of the bolts holding the reflector on because the bolt holding the reflector onto the pedal rotates with its ...
2
votes
2answers
633 views

Damaged Forks on Giant Tough Road 2

I have recently crashed my Tough Road 2 and slightly damaged the forks at the point where the pannier rack is attached. The retaining bolt is slightly lifted and I am concerned that the forks are ...
3
votes
2answers
11k views

My back wheel will no longer spin freely

im new to this site and don't know anything about how to repair bikes. My Problem is I put my bike into my shed (the shed is cold and damp) and never used it for 3 weeks, it was ok when I put it in ...