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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4k views

The best way to deal with/prevent punctures on tubular tyres

I recently picked up some rather expensive tubular wheels on the back of a lot of advice to do with rolling resistance, comfort etc. However I've recently found I'm quite afraid to use them on long ...
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5answers
2k views

Can a fixed gear sprocket be changed without tools?

I do not have a chain whip or sprocket ring tool. Is it possible to change the rear sprocket without these tools?
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1answer
234 views

Cannot get chain link out

My chain broke so I decided I'd fix it. Don't have a tool to take apart the chain so I tried hammer and a nail over a wrench to no avail. Messed up the chain pretty bad too. Is there such a chain ...
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2answers
256 views

Will short arm crank conversion work for me?

I own an 18 speed "Columbia Journey Comfort Bike". Since having 2 knee replacements I find that I do not have enough knee bend to pedal. I have raised the seat & still cannot even do one ...
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5answers
4k views

Can a worn drive-train be upgraded incrementally or should it be all at once?

It seems like I have a worn drive-train (sad trombone previous question) and should think about improving it. I'm a little leery about throwing good money after bad into a used bike. Must I buy a new ...
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3answers
2k views

Cycle tyre and tube burst

I pumped my cycle front tyre to 105 psi (700*23c) 5 days back and cycled some 60 km on the same day without any punctures. Afterwards I parked the cycle in my bedroom for the last 5 days (due to ...
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1answer
426 views

How could I have fixed a flat tire?

My tire was flat and I could not fix it, so I had to carry the bike all the way. How could I have fixed it?
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1answer
607 views

When to tune/replace brake cables for optimum tension

Original Question What physical symptoms do I need to look for to understand that my brake is out of tuning or the cables have reached end of life? It is not necessary to consider the brake shoes in ...
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3answers
393 views

Bike Balancing, How is it done?

When riding hands free, I am noticing my bike is more oriented towards a particular direction (In my case: left). I tried to check of what my problems might be: I check the handles, if they were of ...
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2answers
94 views

Cyclocross tyre patching problems, bulging inwards

I bought a new cyclocross bike, very good very handsome. 2 days ago I rode it on quite a rough road composed only from rocks. Two punctures (slow leaking ones, cause only realised after coming home 2 ...
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2answers
475 views

Is it cost efficient to Convert a Huffy Mens mountain bike to a road bike like the one I rented at Orange Peel in CO?

While on vacation in Steamboat Springs CO I fell in love with a road or trail bike I rented and so did my family. We road for miles on a trail and it was great. I want to convert the mountain type ...
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2answers
3k views

10-speed chain too short, can I add links?

I purchased a new KMC DX10SC 10-speed 114 link chain to replace my worn out chain. I'm running a mountain triple and it seems that The chain is slightly too short at it's full length. I can't get in ...
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3answers
19k views

I need help replacing my bike's tube

I recently popped the tube in my front tire and need help replacing it. I don't really know very much about bikes or the assortment of numbers on tubes, tires, and wheels. Here is what I do know: The ...
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1answer
84 views

When should a disc brake be replaced?

I've had my bicycle for about three and a half years. I use it just about every day, for a total of 30 kilometers of commute a day. The problem is that my disc brakes have started making weird noises ...
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2answers
61 views

Searching model number of Shimano shifting lever

On my daughters bike, the cover of the revo shifting lever is broken. The specifications of the bike say the shifting lever is SL-RS35, but when I look at images in the net, these look completely ...
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1answer
252 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 ...
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2answers
666 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 ...
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1answer
305 views

Are there any community bike shops in the Netherlands?

I'm a Canadian who's visiting the Netherlands for a few months. I'm awed by the strength of the bicycling culture here, but, to date, I haven't been able to locate any community bike shops. By ...
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2answers
4k views

Will a hollowtech shimano BB fit a bike which currently has an octalink bracket?

I have a mongoose otero elite 2008 and the crankset is broke (wobbling) It's also bent, so time for a new one. I currently have a nice shimano deore crankset from an old bike, but it uses a different ...
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3answers
105 views

If I am using DRY lube, do I need to clean my chain between applications?

Do I need to clean the chain before reapplying dry lube if I am only using dry lube?
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1answer
123 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 ...
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3answers
2k views

Shifter cable running beneath the bottom bracket without a sheath

I am trying to solve the neverending issue of my derailleur shifting on its own by replacing the shifter's cable and its sheath to see if it not sliding properly could be the cause of the issue. ...
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3answers
1k views

Shimano Sora 9-speed shifters “missing a speed”

First time posting, hope I can get some suggestions on this weird issue I've noticed with my shifting. I have a fairly decent understanding of how to maintain gears myself, and have made quite a few ...
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2answers
190 views

Recovery after long ride

I biked the longest I have in my life; my previous record was one 12 mile ride, but today I went ~36 miles on my MTB. Should there be any steps I take to recover myself? Also what things should I ...
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1answer
294 views

My disc brake rotors have started to corrode. What can I do?

For the last two weeks, I was using my bike heavily in rainy weather. I was cycling during rain for hours. Now I noticed that the discs of my disc brakes started to corrode. What can I do now? Should ...
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1answer
332 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 ...
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1answer
248 views

Spoke tension - is a left tilt ok to prevent explosion?

The left hand steel blade spokes of my WH-RS30 (not 30A) are constantly exploding inside of the nipples when going up hill in a standing position. I have increased the right hand side tension to about ...
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2answers
658 views

how to replace a bearing on BB7800?

Friends, Do anyone of you know on how to replace a bearing on BB7800 ? Do I need a special tool ? or a screw driver, and hammer would be enough to push it out ? Thanks
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1answer
37 views

Finding Bicycle Parts

How would I find bicycle parts cross-referencing make and model? I own a Dept. Store Schwinn Dual Sport (GTX), and before I begin dismantling the bottom bracket for servicing, (it's been 3 years since ...
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1answer
89 views

Is component's thread torque a factor in how 'stiff' a bike rides? Would a racer want higher torque?

Is higher pressure into the frame going to reduce vibration and hence improve stiffness?
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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 (...
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2answers
99 views

Mechanism to draw rear wheel back and tighten chain stuck; oil not helping, what's next?

I have a bicycle with an internally geared hub (Rohloff). To tension the chain, I loosed the attachment of the rear wheel (dropouts), draw back the rear wheel, and tighten the attachment again. ...
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1answer
295 views

Is graphite grease suitable for bicycle bearings?

The Wikipedia article doesn't explicitly list the applications of graphite grease. Would it be suitable for bicycle bearings and threads? Furthermore, I went ahead and purchased a single package (the ...
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1answer
107 views

How do I know I should replace the chain? [duplicate]

I have been riding a folding bike in the past. I have never replaced its chain. Recently, I have bought a second handed road bike for $500. I am afraid of the chain breaking suddenly. How do I know ...
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2answers
208 views

BB Lockring won't completely tighten

I am trying to put the lockring back on my BB after adjusting it to reduce the play, but I am unable to full tighten it. I can hand tighten the lockring, but as soon as I try to use my hook spanner to ...
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1answer
4k 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 ...
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1answer
893 views

Could I have damaged the bearings/cone when replacing a tire? Front wheel wobbles side to side

Last evening I installed new tires on my bicycle. The front wheel now wobbles side to side. I notice a small movement about 1-2 mm near the hub/axle cone. I checked to see if the skewer is all the ...
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1answer
502 views

Joe Blow pump extra parts

anyone know where or how I can get a rubber insert for either presta or schrader head on my joe blow max floor pump? Just bought it and schrader head did NOT have an insert so it won't grab the valve. ...
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1answer
689 views

Boardman road bike bottom bracket

I recently purchased a boardman road bike and after 5 weeks as soon as you put effort into peddaling I am getting a squeaking noise from the bottom bracket, I took it back to halfords and they said it ...
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3answers
2k views

Exact dimensions for Wheelsmith Rim Rods?

Does anyone have access to the Wheelsmith Rim Rod ERD measurement tool? I need to reproduce this no longer manufactured tool. Specifically, I need the length of the yellow portion of each rod, the ...
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4answers
10k views

Rust on chain and cassette

It looks like rust on my chain and cassette. Both were new 5 months (4000 km) ago. The chain is about 60% worn/stretched. I've been riding 5 days/week, 40 km/day, Toronto on mild winter roads, and ...
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1answer
97 views

Can a tapered BB be installed in either direction?

I have a tapered bottom bracket on my bike, like the one in the pic. On this bike, as I bought it, the fixed cup is on the drive side of the bike, while the adjustable cup is on the non-drive side. In ...
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1answer
77 views

Servicing DT Swiss 240 FRONT hub

this is my first post here. How can I service a DT swiss 240 front hub, as in remove the adapter ( end cap ) to get to the insides? Do i need a special tool? Does it even need servicing? There is ...
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1answer
55 views

Saddle Wash and take care and Maintenance

Can I wash saddle with soapy water? How can I take care of my saddle? My saddle is the GT MTB Saddle, which is made from synthetic materials.
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1answer
67 views

Are chainrings specific to double or triple cranksets?

I have a 2008 Specialized Allez with a triple crankset. The large and middle rings were getting worn so I bought replacements of identical tooth counts for them. However, after installing them I found ...
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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
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1answer
185 views

Twist shifter cannot shift down – what might be the cause?

My son's bike is stuck on 7. When we try to shift down to 1, there are no clicks. It just shoots right back to 7. This is a dial/twist/grip shifter, not a trigger shifter. I do not think it has ...
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1answer
1k 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 ...
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3answers
3k 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 ...
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1answer
377 views

Not working fork

I have watched several video tutorials about how to service a fork and decided to try to open and clean my Suntour Nex 4610 fork . I didn't do anything besides cleaning and lubricating the tube. I ...