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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3
votes
5answers
966 views

Where can I find containers to dispense bulk chain lube

So, I'm looking for drip style containers to keep in my messenger bag and my home shop to dispense bike chain lube. I want to just buy a 32oz container of lube for cheap on amazon and fill my own ...
0
votes
1answer
50 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 ...
4
votes
5answers
6k views

Can I use gear oil on my chain?

I don't have any chain oil right now, but I have some gear oil left over from working on my car. Would it be an effective chain lubricant? It's listed as 80W90, but reading the Wikipedia article ...
2
votes
1answer
131 views

Shimano 105 11 speed rear derailleur won't shift

It happened the last time I washed the bike. It's happened again this time. The rear derailleur won't shift the chain up even though I was careful about not pushing the cog wheel up or down. Last time ...
4
votes
6answers
10k views

Securing sliding bar grips without hair spray?

I have some Bell anatomic handlebar grips that tend to slide (rotate) on the bar. I've read that using hair spray is useful, but tends to be rather permanent. I'd like to make the grip tackier but not ...
7
votes
4answers
17k views

How to repair sticky Ultegra shifter

I have Ultegra 3x9 shifters and derailleurs that were installed just a couple months ago. I purchased them on eBay and although they were new, they had been sitting in inventory for a couple years so ...
15
votes
4answers
18k views

How do I know when to replace my bottom bracket?

With out completely removing the cranks and bottom bracket, how can I tell when it's time to replace my bottom bracket? The current symptom is a slightly 'rough' feeling when I pedal. It's not ...
18
votes
6answers
23k views

Does this chainring need to be replaced?

Here is a closeup of my triple: All three rings are Shimano Ultegra and have never been changed. They probably have at least 12000+ km on them. I've been pretty good about changing the chain ...
29
votes
4answers
13k 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 ...
4
votes
3answers
22k views

When do bearings need to be replaced?

How do I know when bearings need to be replaced? Should I go by time? Or is there a symptom to guide me?
1
vote
1answer
78 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 ...
7
votes
2answers
3k views

How do I clean the inside of a freehub?

I didn't know any better and I let degreaser drip into the freewheel body of my Shimano FH-RM65. Now it makes a terrible retching noise when it rotates. How do I clean the inside of this thing? ...
3
votes
2answers
525 views

Manage and Track Maintenance Schedules

I'm wondering how people manage the required (and completed) maintenance for their bikes, especially when you have a couple each with completely different component sets (i.e. a road bike, a XC, a ...
0
votes
0answers
85 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
78 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 ...
12
votes
4answers
16k views

What are the benefits of external bottom brackets?

Pretty soon, I plan to replace the bottom bracket on my early 90's Sakae Litage road bike. It takes a standard, English-threaded bottom bracket. Right now I think it contains loose bearings--I was ...
3
votes
6answers
128 views

Derailleur adjustment: front or rear first?

When adjusting both front and rear derailleurs, which should be done first?
4
votes
1answer
80 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 ...
3
votes
2answers
109 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
33 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 ...
9
votes
5answers
25k views

Why does my gear slip when going uphill / standing?

I have a road bike that I use to commute ~6 miles to work every day. Some of the portions of the ride are at a steep incline, and I've noticed that when I get up to stand on some of these hills, my ...
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
115 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, ...
5
votes
3answers
1k views

Rotate or replace tires

I ride a cross bike mostly on the road right now and my rear tire is wearing much faster than my front, which is to be expected. I found the following thread which I think is a similar question but ...
3
votes
3answers
168 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
2answers
114 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 ...
2
votes
3answers
23k views

How to adjust Avid Elixir 1 hydraulic disc brakes?

I have a Trek X-Caliber and the rear disc is rubbing a little. So I want to adjust the brakes so it doesn't rub and make things a bit easier of course. I see many videos about brake adjustment but ...
6
votes
2answers
34k views

How do I measure a bottom bracket?

I need to replace the bottom bracket bearing on my fixie. I plan to get a Shimano UN26, but I note that there are a number of different sizes. The sizes seem to be expressed as 68-110, where 68 is the ...
4
votes
1answer
184 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 ...
3
votes
4answers
5k views

Burping v/s bleeding hydraulic disc brakes: is it safe?

I found a method for burping (get the air out of the circuit) hydraulic disc brakes in YouTube (see here). The method is: 1) Rotate/move the hand lever assembly until the reservoir cap is facing up ...
4
votes
4answers
524 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 ...
3
votes
1answer
3k 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 ...
8
votes
4answers
246 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 ...
1
vote
1answer
66 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
129 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.
1
vote
2answers
5k views

My v-brake lever (just one) is stiff. What's wrong?

After tuning my brakes a lot (I was learning how) I noticed suddenly my back brake got really stiff. Does't really matter if the cable is loose or not, the lever itself feels really hard to pull when ...
11
votes
3answers
14k views

When should a wheel be replaced?

I an not talking about upgrading. How do you know when to buy new wheels because the other ones have worn out? How do you tell a wheel is worn out? I can always true a wheel back to true. And nothing ...
4
votes
4answers
112 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 ...
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 ...
3
votes
1answer
47 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 ...
37
votes
8answers
16k views

How long should a road tyre hold its pressure?

How long should a road tyre be able to maintain a pressure of around 100psi, and what factors are likely to reduce this time? Background: My tyre pressures are consistently dropping to around 60psi ...
2
votes
2answers
75 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
57 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 ...
2
votes
2answers
142 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 ...
5
votes
1answer
163 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 ...
6
votes
5answers
17k views

What should I use to lubricate a freehub?

I've noticed my freehub has gotten quite a bit louder over the last few months. Several people have recommended that I lubricate the freewheel by tipping the bike on its side and dripping lubricant ...
2
votes
1answer
116 views

Can't find right headset adjustment

After a complete tear down and reassembly I can't seem to find the right tightness adjustment for my threadless fork / headset. If I loosen it to the point that the front fork turns freely, there's ...
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?
2
votes
1answer
280 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
35 views

Fork damper circuit reconditioning

I have a rockshox Dart II from 2007. I have recently rebuilt it for the first time in 9 years as it had basically locked up, and not so surprisingly given its neglectful treatment, its still not ...