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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2
votes
2answers
88 views

Should I remove unused screws from my frame?

Is it a bad practice to remove all the unused screws from my frame (i.e. for the mudguards, front/back racks)? Could rust be an issue? Even if the holes for the screw do not expose the inside of the ...
-5
votes
0answers
44 views

Puncture Repair App [closed]

There's a new iPhone App in the UK called Kerbi. It offers puncture repairs on demand. You can choose from a patch repair, or replacement inner tube to get you back in the saddle. Would you use ...
1
vote
1answer
38 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 ...
1
vote
1answer
235 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 ...
1
vote
2answers
90 views

Problem with chain skipping when pedaling hard

If I pedal hard, i.e. while standing/taking off/going uphill, the chain skips over the cogs making a load screeching noise and my foot just sinks to the bottom position. I attempted to fix this ...
0
votes
0answers
18 views

SR Suntour CR9 suspension cartridge removal

How does one remove the cartridge of a SR Suntour CR9 cartridge? This video shows how for other types, but the CR9 doesn't have the bottom bolt (you have to go in deep on the left side and unscrew a 5 ...
0
votes
0answers
99 views

Does this used bike have visible issues?

I've been riding on a Cannondale Carbon Synapse since 2012 for 2,000+ miles and need a replacement and upgrade. I'm looking for used bikes since I can't afford the cost of a higher end bike (with an ...
0
votes
1answer
67 views

Do one-sided clip-in pedals have a bit more friction and inefficiency than alternatives?

Moving from old style pedals years ago, to when I took up cycling again more recently, I noticed a difference when oiling the bike, while doing maintenance. After oiling an old style pedal, I would ...
1
vote
1answer
85 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 ...
0
votes
0answers
93 views

Ants infestation on bicycle

During the recent trip my road bicycle was mounted on the rack on top of the car, and since I didn't wrap it, nor used the cover, flies and other small insects got stuck on the frame and handlebars. ...
3
votes
2answers
83 views

Shifter cable broke down: misuse, lack of maintenance, shifter or regular occurrence?

My rear shifter cable just snapped yesterday. It broke down without any real warnings that I can recall. It neatly broke right at the head, that remained inside the shifter (a Shimano one). If I ...
3
votes
6answers
163 views

Derailleur adjustment: front or rear first?

When adjusting both front and rear derailleurs, which should be done first?
3
votes
2answers
117 views

What tools should I carry around to replace the tube on a bike with bolt-on wheels while on the road?

I'm considering getting a fixed-gear bike for commuting, and I'm unclear on how one can quickly replace a punctured tube on a bike with bolt-on wheels. So far, all the bikes I've had (at least, since ...
3
votes
1answer
37 views

Piston problem, not responsive

I have SRAM Guide R hydraulic brakes. The problem is, the rear brake piston won't come out from the lever body. so I decided to bleed it but it's still less responsive even though I already ...
1
vote
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 ...
3
votes
1answer
121 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, ...
4
votes
2answers
117 views

Rear derailleur lifespans

How should I know when my rear derailleur is getting worn? I can measure/inspect chains, tyres and brakes; gears tend to show problems on a new chain if they're worn. But when changing my chain at ...
3
votes
3answers
171 views

How do I know when it's time to pump up my tires?

I've been cycling for several months now. However, I have had the misfortune of having two bicycles stolen from me, so I've never had a single bicycle for more than a few months. With time passing, I'...
4
votes
1answer
196 views

Is it possible to over-clean a bike chain?

I've seen it suggested that cleaning a chain too often or too thoroughly is bad for it, in that it removes the lubricant from the innermost parts of the chain, where it's most needed and most ...
4
votes
1answer
89 views

How often should I clean my BMX bike?

I recently got my bike and rode it for a good 4 hours yesterday. I'm pretty new to BMX riding, and really want to maintain my bike well. I hear people clean their bike every time they finish, but ...
4
votes
4answers
527 views

Is it OK to leave my bicycle unlubricated for a day after a hose-down?

I just cleaned my bike with low pressure water but I don't have any lubricant. I left it to dry in my basement with the window left open. Is there any chance my bike will malfunction or rust before ...
1
vote
1answer
78 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 ...
2
votes
2answers
137 views

Bicycle crank is wobbly

My bicycle's crank is sorta wobbly - it tilts left or right, according to pressure applied to pedals. How do I fix it? What tools do I need? Video showing the wobble.
0
votes
0answers
29 views

Maintenance After Riding a Road Bike in the Rain [duplicate]

I have a relatively new road bike but have never ridden it in the rain or anywhere wet. Let's say, it rains one day and gets my bike pretty wet, what steps do I need to take right after the ride to ...
8
votes
4answers
253 views

Minimalist setup for a “travelling bike mechanic”?

I have very little living/working space of my own and so, in order to keep my personal bike in working order, I need to be able to transport "bike mechanic stuff" (e.g. tools, screws, cables, inner ...
4
votes
4answers
127 views

Inner chainring bent on 6 week old MTB

I bought a new Voodoo Bizango 2015 6 weeks ago. When I was out earlier I changed down and the chain somehow got wedged between the 2 front chainrings (It's 2x10) and bent the inner ring. I've read on ...
3
votes
1answer
50 views

Do the cups of headsets with cartridge bearings wear out?

On my bike I have an FSA headset Orbit X-CX which has cartridge bearrings. I re-grease the headset a few times each year and have recently replaced the lower bearing after ca 13,000 miles. The upper ...
2
votes
2answers
78 views

Wobbly wheel/hub even when I tightened the cones

The wheel has a sideways wobble eminating from the hub. I tried adjusting the cones to the point its too tight but the wobble continues. Upon closer inspection there is play in the point where the ...
3
votes
1answer
64 views

Avoiding hydraulic brake system overfill when bleeding with worn pads

I have limited experience with bleeding Avid Elixir 5, Shimano SLX and cheaper Shimano and Tektro brakes. I usually time the bleed just before brake pad replacement, in order to avoid the risk of ...
5
votes
1answer
170 views

When to replace FS bearings?

I know that when a fork stops working plushly, it should be serviced in order to escape permanent damage. When a chain is noisy, it should be oiled, and when it is worn - replaced - again to prevent ...
2
votes
2answers
146 views

spinning handle bar grips - can it be dangerous

I did have spinning handle bar grips on my bike. I have now replaced them with some specialized lock on grips i.e. bolted on. For example if you're cycling on the road, could spinning grips upset ...
2
votes
1answer
366 views

How to pump tire with cap that won't come off [closed]

I have a Schwinn bike from probably mid 2000's. The front tire has a regular valve cap that I can twist off and pump with a floor pump. The back tire has an oval cap that I cannot get off. And it ...
2
votes
1answer
112 views

Can 'Zefal All in 1' really doall of those: cleaning, degreasing and oiling?

Can someone tell me if 'Zefal' All in 1 Spray is good for: degreasing, oiling and cleaning? Link It seems suspicious because it covers 4 very distinct functions in a single spray; eg: Degreasing, ...
1
vote
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?
1
vote
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.
7
votes
2answers
193 views

Why are ball socket allen wrenches

Anecdotally, I see a lot of bike mechanics on the Internet use ball socketed allen wrenches. Is there an objective reason to using them over the 'regular' hex allen wrenches? Are there particular ...
6
votes
1answer
98 views

How to assemble '70s-era center-pull brake

I've (supposedly) got a 1976 Motobecane Le Champion with what appears to be the original center-pull rim brakes, which unforunately are not in one piece and need to be re-assembled: As you can see ...
1
vote
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?
1
vote
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 ...
1
vote
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 ...
13
votes
5answers
2k views

How do you count the number of links in a chain?

I thought this was a simple question but apparently there is some confusion - and it's good to have a basic question to refer people to. How many "links" are in these short bits of chain: Image A (...
2
votes
2answers
114 views

Dutch Bike Winter Cleaning

I am asking this question as I ride a dutch bike (chain guard, mud flaps etc) so my chain is not directly impacted by salt on the roads. However, seeing that there is a lot of water splashing with a ...
3
votes
1answer
117 views

Front drum (was disc) brake only works when going backwards (!)

I am restoring my old bike that hasn't been used for quite a while. The rear brake works fine, however, the front brake has an issue: It only brakes when the bicycle is going backwards, not forwards! ...
0
votes
2answers
98 views

Options for fully lined bulk cable housing

I perform maintenance on 3 personal bikes, and often friend's bikes (a few per year, usually). One of the most common tasks is replacing shift/brake cables and housing. I live in Boston, winter is ...
2
votes
4answers
134 views

Ease of servicing brifters

How easy are "brifters" (e.g. Shimano Total Integration or Campagnolo ErgoPower) to maintain and adjust as a hobby cyclist at home?-- Although quite a lot of road bikes have them (including even light ...
3
votes
4answers
240 views

Ease of servicing disc vs. rim brakes

How easy is it to keep a mechanical (non-hydraulic) disc brake system working at home with a set of "normal" (not bike-specific) tools, especially compared to rim brakes? Discs seem to be currently ...
5
votes
4answers
273 views

Are all vintage bikes difficult to work on?

I have had a couple of vintage bikes (from the '80s and earlier) and all have been absolute nightmares to work on: They always seem to have weird dimensions which aren't available anymore or in the ...
0
votes
1answer
83 views

How to lubricate a bicycle cable [duplicate]

so I'm very new to all this, so I don't know a lot. My mountain bike will no longer shift gears, I've been told this is because my cables need lubricated, but I have no idea how to do this, so, how ...
6
votes
2answers
122 views

How do I find the right size of bottom bracket?

I have an old cup-and-cone system that I need to replace; for the sake of simplicity, I would like to replace it with a cartridge. Alas, I have no idea how to figure out what dimensions of the ...
0
votes
1answer
92 views

Tyre loosing air pressure despite having no puncture [duplicate]

The front tyre on my bike looses air pressure despite there being no punctures. There is no leak via the Schrader valve either. If I fill up the tyre, it looses a considerable amount of pressure by ...