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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5
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1answer
275 views

Bottom Bracket Compatability Question

Good afternoon all! In previous questions, I've mentioned that I intend to rebuild my 2000 Trek 7700 Multitrack. Well, I'm beginning by replacing the bottom bracket. According to the spec sheet I ...
4
votes
1answer
15k views

Shimano Chainring Compatability

In my previous question we determined that I probably need new chainrings. I was/am planning on replacing the chainrings, and leaving the original crank. Now this bike is running Shimano 105 FC-5600 ...
1
vote
1answer
63 views

how to remove through axle on raleigh 2.0?

I have a Raleigh RX 2.0 cross bike with through axles and I'm having trouble removing one. On the rear wheel, when i try to unscrew it, the lever unscrews but not the axle. If I keep unscrewing, the ...
1
vote
1answer
42 views

Cone size for Shimano Type D on Schwinn Cruiser

What size wrench do I need for the rear hub on my Schwinn cruiser? It is a Shimano Type D. Also, what grease is recommended that I might be able to by locally. Thanks to all.
3
votes
2answers
189 views

Bearing Race replacement

If have a Shimano FH-M475 rear hub, the cones are pitted and need replacement, the bearing cup on the drive side is pitted, probably still usable, but will never be great. The left side cup is still ...
6
votes
3answers
413 views

Winter tyres or winter wheels?

I've just picked up some lightly studded tyres - winters aren't too bad here but ice can be a problem. The bike is a hybrid mainly used for commuting, with some early starts. Most of my route is ...
6
votes
7answers
976 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 ...
3
votes
3answers
13k views

What tool is needed to remove a Shimano HG-50 freewheel?

What tool is needed to remove a Shimano HG-50 freewheel from the wheel hub? It looks like a 12mm or 13mm Allen key. Will this do it or is there some detail I have missed?
2
votes
2answers
926 views

Mountain vs. Road 10 Speed Drivetrain Compatibility

I'm modifying my CX bike to double as a lightweight tourer. I'm currently running a 1x10 SRAM Force/Rival drivetrain. I'd like to replace my single front chainring with a "mountain double" to ...
5
votes
2answers
121 views

Typical Torque Values For Bicycles

I'm thinking of getting a torque wrench (or something similar) for working on bikes. The ones I have for cars are pretty ungainly and I think I'd be at the low end of the range where they aren't too ...
0
votes
1answer
77 views

Disc Rotor Alignment Mavic Crosstrail

I have a disc rotor alignment question you maybe can help me with. I have a Canyon Nerve AL+ 8.0 that's been working nice until the front wheel got stuck on the brake. First I thought it was a brake ...
8
votes
2answers
480 views

Tightening a nut too much

Often guidance will be given to tighten a nut to "20 ft. lbs. (27 Nm)" or something along those lines. What's the best way to ensure you tighten things up, but don't over-tighten? Is there any way ...
2
votes
4answers
217 views

My bike brakes are lethal, help!

I've got an old Raleigh Winner (1980s 10 speed racer) which is perfect in almost every single way for what I need it for (I got given it free, it's very speedy and also looks cool). However, the ...
3
votes
1answer
172 views

The piston on my Avid Elixir 5 brakes popped out. Does the caliper need to be rebuilt?

One of the pistons popped out of the caliper on my Avid Elixir 5 brakes. Can I just put the piston back in and bleed the brakes and then they will be good as new, or do I have to rebuild the whole ...
2
votes
1answer
116 views

Dahon Folding bike, seat came right off!

I was adjusting the seat on my Dahon Vitesse D8 when the seatpost quick release simply fell off (yellow piece in the images I supply) The piece that bends to stop the seat from moving came off ...
2
votes
1answer
118 views

How do I repair a broken chain on my old BMX bike?

I have an old bmx and my chain broke yesterday. I bought a new chain from WalMart. It is 300 links for 1 speed but I don't know what is the bmx speed (gear); it was rusted but I fixed it up. I left ...
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votes
2answers
1k views

Can I mix a SRAM Crankset with everything else Shimano? (Derailleurs, Cassette etc) [closed]

I was wondering if I could swap a Shimano crankset with a SRAM crankset without any problems I also know about different BBs like Octalink and chainring size differences
1
vote
1answer
145 views

Front and Rear speed shifters aligment guide

How to align the front and rear speed shifters ? My chain dropped from the front chain ring, and I put it back on the first gear I found, then the rear one fall off, and I put the chain back on the ...
11
votes
9answers
3k views

What are good ways to dry shoes?

I ride through the winter in the Pacific North West and get soaked about every other ride. What are the best way you've found to dry your shoes? I've found that stuffing them with wadded up ...
3
votes
3answers
219 views

Center Lock to ISO Disc Adapters

We've got a bike where the front hub (Shimano Alfine dynamo) uses a Center Lock rotor and the rear hub (also Shimano, go figure) uses an ISO rotor. The front hub is giving me fits trying to sort out ...
0
votes
4answers
235 views

How much of a bruising can a MTB take?

I recently purchased my first MTB, a Rockrider 560, and I'm curious to know how much a roughing up can it take? For example, can I ride up and off kerbs without wrecking the tires? What about bunny ...
0
votes
1answer
127 views

flat tyre even after replacing the tube? [duplicate]

So I bought a used Specialized Sirrus 2011 model as my first bike (so I'm new here) recently and I love riding it, light weight, smooth handling and comfy to ride. Rear wheel was flat when I bought it ...
6
votes
6answers
12k views

7-speed MTB cassette on 8/9-speed wheel hub, where does spacer go?

Sheldon Brown says "Add a 4.5 mm spacer before installing a 7-speed cassette on an 8-, 9-, or 10-speed hub", but doesn't seem to show spacer placement in any picture. My direct experience is that the ...
9
votes
8answers
10k views

How to prevent my chain from breaking?

After my chain has broken what should I know about buying and maintaining a new chain (apart from lubing it and replacing when it 'stretches')? Do you keep a spare chain, or a spare link? I have a ...
20
votes
10answers
53k 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 ...
5
votes
1answer
369 views

Rotating two chains on one cassette

I clean my chain on the bicycle, mostly because taking it off for a bath, drying, etc seems to take more time than I have. But maybe I could use 2 chains in rotation, I would take one chain off, ...
5
votes
3answers
321 views

Storing commuter bicycle indoors during winter

I got myself a road bike that I intend to ride occasionally during winter (mostly for commuting). I live in an apartment, so storing the bicycle in a dry and cold place such as garage is not an option....
4
votes
1answer
143 views

Troubleshooting Noise from Avid BB-7 Road Disc Brakes

I'm trying to track down a dragging sound from some Avid BB-7 brakes on a Kona Sutra. The hub is a Shimano Alfine DH-S501 dynamo hub with an SM-RT82 Centerlock disc. The noise sounds like a dragging ...
9
votes
8answers
4k views

Can replacing my handlebar tape help reduce finger numbness?

Despite changing hand positions often and switching to more "cushiony" gel gloves, I'm still experiencing intermittent numbness when I ride (sometimes I get tingling and sometimes not). Are certain ...
13
votes
7answers
13k views

How do I bring an old bike up to speed?

I'm an adult that is new to biking due to a triple whammy of a childhood aversion to effort, my family moving to a town on the side of a mountain with steep roads, and my bike getting run over by a ...
6
votes
5answers
2k views

Are single-speed bikes better equipped to handle cog/chain wear?

I need to decide between a single-speed and multiple-speed bike. I usually ride multiple-speed mountain/city bikes in the highest gear anyway (around town). They're not intended for that, and doing ...
7
votes
2answers
142 views

When is it time to replace the gear-cable housing?

Please keep in mind that this question is specific to mountain bikes which roll through lots of dirt and mud. I heard stories of bikes that had their cable housing last for years, but I doubt that ...
1
vote
1answer
148 views

Attempting to Rebuild a 2000 Trek 7700 Multitrack

I have/love my old Trek 7700 Multitrack, but it's fallen into some disrepair over the years including being in a flood (thanks Hurricane Sandy!) I've been told by my LBS that it's not worth repairing,...
2
votes
2answers
114 views

Occassionally Dropping Chain On Downshifts

Very occasionally my chain will come of the small chainwheel on a downshift. It is not at all predictable, except that it always happens when the I'm doing an unloaded shift in preparation for a climb....
1
vote
2answers
139 views

Hard to diagnose squeaking

I am in an ongoing battle to try to get a squeak to go away. Here is what I know (sorry for the length): 1) The sound is a very loud squeaking (chalk on the board) that, at its worst, persists ...
3
votes
3answers
9k views

Jammed Giant brand U-Lock. Unable to insert key

The other day I locked my bike to a fence and upon my return about an hour later, I found the lock jammed. I am unable to insert my key fully into the keyhole. My friend suspects that while locking ...
3
votes
3answers
4k 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 ...
6
votes
1answer
178 views

What is the name of this type of bolt for the front crank on my bike?

I recently had to take the front gear off of my bike and had some difficulty undoing the bolts. Because of their poor condition, I have decided to replace them. However, I have no idea what they are ...
15
votes
6answers
14k 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 ...
3
votes
2answers
581 views

Bottom Bracket Lube?

Lately, after my normal wash & lube routine, I've been squirting a little Teflon lube into the bottom bracket hub. I do so without dissembling by inserting the lube straw into the hub crevice. Is ...
26
votes
6answers
3k views

Why do the front and rear brakes work independently?

Why do bicycles have two individual brake levers that work independently to brake each wheel? I've always used my right brake lever because it is more comfortable to do so and I haven't noticed any ...
2
votes
2answers
429 views

back tire keeps going down

I have just bought a new bike and had it about a month now. I don't really know much about bikes but I do know how to repair an inner tube. I have had one puncture and just bought a new inner tube. ...
6
votes
4answers
473 views

Adjust handlebar position/height (damaged screw?)

I was trying to adjust the position of my handle bar...but might have turned the screw too hard in the wrong direction or perhaps it was like this earlier...not sure.... Is there anything that can be ...
1
vote
1answer
114 views

Will the 26“ tyre fit my 25” rim bike?

I have this 2002 Esperia which, and I need to change the tires cause I am getting back to it. The tire dimensions appear to be 25 x 1.90, 50-559. I read a bit about these new and old dimensions ...
1
vote
1answer
43 views

Tube adhering to tire

I was fixing a flat this morning and discovered that the tube was adhering to the tire casing. The tube pulled free from the tire, with about as much force as it would take to pull off well adhered (...
3
votes
2answers
192 views

Old freewheel removal

I have an old rear wheel - I think its from a Raleigh Arena roadbike from the late 70s or early 80s. There are broken spokes that require the sprockets removed to access. I've done this plenty of ...
1
vote
1answer
222 views

Rear wheel constant bump

my rear wheel has a constant bump whenever I ride . I've done all that came to mind at firs. Deflated and checked the tire , checked the axel for bends , checked the ball bearings , made shure the ...
25
votes
5answers
14k views

How do self-adjusting hydraulic disc brakes work?

I have Avid Elixir brakes on my mountain bike. They are the only part of the bike that's a total black box to me. I understand the principle behind disc brakes, and I understand the principle behind ...
2
votes
1answer
103 views

What is the purpose of greasing BB threads?

As is known for Shimano sealed bottom bracket cartages (e.g. page 16 here), if the BB cup is made out of metal, grease should be applied to the frame-cup thread. If the cup is plastic, grease should ...
1
vote
1answer
50 views

How to reinstall a tension screw of a V - brake that been fully unscrewed

I just bought a new showgun mountain bike and I was loosening the tension screw and it came completely out and I'm having a problem putting it back in