Tools, parts, techniques, and procedures to keep your bike in working order. MAINTENANCE is not the same as REPAIR, a separate tag. Maintenance is what one does on a regular basis. Repair is what one does only when something is broken.

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4
votes
2answers
5k views

How do I stop my brake from sticking?

The rear brake (calliper) on my road bike sticks. When I pull the brake it pulls down but only half springs back and there's then slack in the leavers. This is causing rubbing on the rim. It's a ...
14
votes
6answers
8k views

Real measurable benefit to ceramic bearings?

Is there a real difference between riding on ceramic bearings and riding on stainless steel? How would you measure it? Does it require it to be every bearing in the drive train, or will each set of ...
6
votes
1answer
101 views

Front derailleur rubbing against chainring

I'm trying to fix up my old (1999) Trek 4500, and I've run into a snag while adjusting the front derailleur. It's a Shimano FD-CT92 (bottom bracket mounted E-type), and it's rubbing against the ...
4
votes
3answers
353 views

How do I re-insert a chain pin that has been pushed completely out?

While breaking the chain, I pushed the pin too far and pushed it out completely. Now the chain is too short. How do I re-insert this pin, or should I look for other options.
2
votes
2answers
254 views

problem in gear shifting

I'm using a 21 speed bicycle,the problem is I'm unable to shift the chain to the smallest derailleur(rear)...the shifters are thumb press type there's no problem in pressing the shifter...when ...
1
vote
1answer
91 views

Lock ring won't reattach on bottom bracket

I purchased a road bike and the lock ring wasn't attached, it just hangs loosely on this spindle: It doesn't seem to reattach by screwing it in like one would expect. I tried screwing it in either ...
22
votes
3answers
6k views

Does the chain direction make a difference?

Recently, I helped a friend install a new chain on her road bike, and for the first time read the instructions for installing one. It seems to claim that there's a forward direction, and that it ...
15
votes
4answers
3k views

I've had a bike in storage for over 10 years. What maintenance does it need?

I've had a bike in indoor storage (my garage) for over 10 years. I'd like to get it back into good condition to use for my commute to/from work each day. What things should I check/replace before I ...
2
votes
1answer
83 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 ...
1
vote
3answers
680 views

How to measure chainring / cog wear?

Other than attempting to estimate whether a chainring or cog is worn and needs replaced by eyballing it, is there any way to measure the wear on chainrings or cassette cogs so you can determine ...
11
votes
9answers
19k views

Homemade bicycle degreaser liquids

Does anyone have a recipe for a homemade bicycle degreaser solution? I'd like to make my own degreaser solution instead of buying one. I have read about using lemon juice and various types of alcohols ...
7
votes
4answers
2k views

How do I remove rust from my seat tube?

I just pulled my seat out as the first step of breaking my bike down for winter storage, and found that rust has formed between my seat tube and my seat post. The rust starts maybe 3" down the tube ...
4
votes
1answer
182 views

Fixing hydraulic disk brakes, what to check first?

I have a 10-year old bike, fitted with hydraulic disk brakes. The bike has been actively used for around 4 years only though. Recently, my brake levers started to have more and more "play" before the ...
1
vote
0answers
86 views

Lowrider style bent forks techniques

Would a 24 inch bent fork fit on a 20 inch frame? Is there even a 24 inch fork? Would a 26 inch fit? Also if it doesn't fit in could I just add to the 20 inch - would you be able to extend it making ...
4
votes
2answers
716 views

How can I keep spiders and other bugs off my bicycle?

I am an extreme arachnophobe, to the point that I've left dishes in the sink due to a dead spider the size of an M&M. My bike at work is right in the open, and because of the soft winter, there ...
11
votes
1answer
567 views

How do I wrap a road bike handlebar?

What is the best way to wrap a handlebar? Specifically: Should I start near the stem or at the bar ends? wrap clockwise or counter-clockwise? How to wrap (e.g. how many times) around where the ...
8
votes
7answers
1k views

How do I keep a bike feeling “new”?

I think there is a subjective feeling of "newness" to a bike which is straight out of the box. What is it mechanically and aesthetically that creates that? What can I do to prolong, preserve or ...
0
votes
1answer
180 views

Changing one of the chainrings on SR Suntour NEX crank?

I have a SR Suntour NEX (42x34x24) crankset and got my system really bad recently. But as I've used the second (34) chainring most of all I would like to replace only this one. Is it okay? Does my ...
3
votes
2answers
322 views

Maintence on Mavic 500 hub without Mavic 670 tool

I have a beloved but well used front wheel built around an old Mavic 500 hub whose bearings are finally starting to give up the ghost. If you hold the axle and spin the wheel you can feel it grind ...
2
votes
1answer
171 views

Why is it important to keep bearing sets when greasing a campagnolo hub?

In almost all cases where hubs are regularly serviced, bearings don't need to be replaced. The general consensus though is to replace bearings after so many thousands of kms. Many posts on the web say ...
9
votes
2answers
3k views

My brake lever is coming loose from my handle bars; how can I tighten it?

I have a road bike with drop bars, and the left brake lever is slightly loose - it can rotate a few degrees around the handle bar from side to side. How can I tighten it? Is it possible to do so ...
2
votes
6answers
2k views

Best bang for the buck to improve a cheap fixie?

What are things to improve on a cheap bicycle that make a real difference? I'm looking at the bang for buck tradeoff. The bike is an inexpensive Fixie/Track Bike (less than 150GBP). 11 kg steel ...
2
votes
1answer
128 views

Is it a good idea to sand off the rotor when exchanging disc brake pads?

During operation, disc brake pads cut grooves into the rotor. When replacing the pads with new ones, would it be a good idea to smoothen the rotor with sandpaper(e.g. grit 200 then grit 800)? What is ...
4
votes
1answer
284 views

Please help me identify my bike

I have recently bought a house and found this bike in the garage. I'm currently thinking of giving it a full service, but I'm not a super expert on it and therefore I'd maybe like to take it to a ...
2
votes
1answer
2k views

Is it possible to run standard mechanical shifting on a Scott Foil Premium frame?

The Scott Foil Premium is the highest end frame available from Scott Sports, and it is designed to run an electronic drive train, routed internally. The original reports were that this frame would be ...
2
votes
1answer
181 views

How dirty should the chain and the cogs be before I should consider cleaning them?

I'm new to bicycling and have been riding for a month or so. I just saw a few questions here regarding cleaning of the chain and thought "whoa, I should clean the chain". How dirty (visually) should ...
9
votes
10answers
3k views

Where can I get some rags?

As I'm getting into the habit of cleaning and maintaining my bike more often, I am burning through my stockpile of rags. Up until now I have been using worn-out clothes as rags. I am going to run out ...
0
votes
0answers
65 views

orientation of non rotating washers (Nexus 8-Speed Internal Hub)

The anti-rotating washers on my Nexus 8-speed internal hub axle are opposite to what every service manual I've seen suggest they should be. In particular, the yellow washer is on the left side and ...
13
votes
6answers
20k views

How often should I grease and repack my hubs and bottom bracket?

I am commuting 7 miles a day (round trip) in all weather in New England (temperate, moderately wet climate, cold winters). Overall I am putting about 1000 miles per year on my commuter bike, a 2009 ...
0
votes
1answer
595 views

Are there any suitable alternatives to alcohol/brake cleaner for cleaning brake rotors?

Alcohol and brake cleaner seems to be the recommended options for cleaning disc brake rotors. I don't have any of that available currently, so are there any suiltable alternatives to them that can be ...
5
votes
6answers
304 views

What can I use for a DIY cable end?

I am in a pinch and need something to crimp onto the end of my brake cable to stop it fraying. There aren't any hardware shop's nearby and its a long way to the nearest bike shop. Any household ...
2
votes
2answers
117 views

I need to change my fork after having an accident with my bike

I need help as I need to change the fork for my bike (Ridgeback Speed 2013 Womens Hybrid Bike) I live in London and I went to few shops but in all of them they need to order the fork and it will cost ...
9
votes
3answers
2k views

Should or can I (car) wax my frame?

Having spent the whole summer taking a bike apart, painting it and now in the process of building it again, I was thinking about waxing it. I want the finish to last as long as possible, after all, ...
10
votes
2answers
1k views

Disc Brakes: Resurface your Pads?

Is resurfacing the brake pads in disc brakes (hydraulic or mechanical) necessary? If so, what would you use to do this - medium sandpaper? I spoke to one mechanic while shopping for a bike, who ...
3
votes
3answers
209 views

What kinds of tools do I need to do bike maintenance, e.g. adding a rack?

I just got a new Trek 7.2 for commuting and getting around town. It's a great bike but I want to add some stuff to it like a rack. I am fairly handy and have more or less a full toolkit in my ...
4
votes
2answers
186 views

How to correctly align “be seen” lights

My "be seen" bicycle light is bar mounted and has to be reattached every time I jump on the bicycle, due to theft risk. How do I determine when it is correctly aligned? In particular how are "be ...
22
votes
2answers
4k views

What's stopping you from pedalling backwards?

On the BMX bike I have, pedalling backwards moves the chain but doesn't drive the wheels of the bike backwards like you would expect it to. Why is this?
0
votes
2answers
116 views

How do you check your road bike tires for wear? [duplicate]

What is the best way to determine if your tires need to be replaced?
3
votes
3answers
727 views

How to correctly align “to see” bicycle lights?

My "to see" bicycle light shifts out of position. While I need to fix it (fork bridge mounted dynamo), how do I determine when it is correctly aligned? In particular how are "to see" lights ...
1
vote
1answer
131 views

Front derailleur adjustment

I need some advice on properly adjusting the front derailleur (shimano -tourney) of my bike. I did watch youtube videos and stuff on the internet but was not able to adjust it properly. When I ...
-1
votes
1answer
428 views

V-brake mount for caliper brakes

Is there an addaptor or mount that uses your V-brake mounts to allow a new fork without disc mounts that i have, to enable it to use caliper brakes, i try to avoid geting new brake levers, i figure an ...
17
votes
10answers
3k views

How much does bike price correspond with maintenance needs?

In this question (with this answer) I asked about a commuter bike, which is to be ridden 40 km every weekday, in the city. And apparently for this scenario I can choose either of two possible kinds of ...
1
vote
1answer
381 views

Can you take apart rear derailleurs, and how do you put them back together again?

I recently took apart my rear derailleur as it was on a 10 year old bike and really old and stiff. So I thought I would unscrew both jockey wheels and clean them, they had a silver bit either side, ...
1
vote
2answers
192 views

Which rim tape for 700x28 tires?

Which rim tape should i use for 700x28 tires? I can only find 700x17 or 700x14... I just measured my 26" and the (outside) base of the rim is 24mm... and i used rim tape that is 20mm wide... it ...
8
votes
3answers
5k views

Fixing noisy V brakes

My V brakes make a lot of noise when I brake!! I am annoyed by such noise not to mention the pedestrians. My Mechanic said that it will not make those noise after using for couple of days, but it is ...
4
votes
2answers
8k views

Which lubricant/grease to use for ball bearings?

A little mishap happened today during cleaning my bicycle. I tried to take off the sprocket wheel for easier access, but instead I opened the lock nut of the hub (cassette type) and the balls came ...
13
votes
7answers
2k views

Why would I need a torque wrench for a bicycle?

I was rather surprised to find a question about choosing a torque wrench on this site. I haven't cycled for years, but many years ago when I actually cycled I would do with a set of ordinary wrenches ...
1
vote
1answer
118 views

if you replace the front gear system do you need to replace both the rear casette and the rear derailuer or neither

I've been given an old bike from the road which has gears where you can't tell what gear the lever is in (there is no number) just a lever in one of three positions or seven for the back). I am ...
0
votes
1answer
275 views

Partially disassembling Sticky Shimano STI shifter for service

There are a few questions floating around regarding sticky STI shifters and the standard procedure seems to be to flush with a load of WD-40 and relube with aerosol grease or similar. My set is ...
19
votes
7answers
6k views

Does the plastic cap on a Presta valve serve any purpose once fitted to a rim?

I can see the use of the valve cap on a Presta valve when the tube is still packaged (it obviously stops the valve puncturing the tube), but does it do anything except look pretty (or not) once you've ...