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.

learn more… | top users | synonyms (2)

1
vote
2answers
71 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 ...
1
vote
0answers
60 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
80 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 ...
1
vote
4answers
91 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 ...
2
votes
4answers
114 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
203 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
65 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
87 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
76 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 ...
3
votes
2answers
96 views

How to get this dustcap off?

I have this problem where my pedals seem to be able to be able to rotate on an axis perpendicular to the straight travel of the bike. To take off the cranks, I need to get past a dustcap. ...
2
votes
3answers
91 views

Should I change my chain? It broke once, but its condition seems rather good

Expanding a bit on the title, I ride a 27.5" KTM Peak XT with a 3x10 setup. The chain I'm currently using is of unknown provenience (it was already there when I bought the bike, and it wasn't new). ...
5
votes
1answer
205 views

replacing shifter cable housing?

My rear cable housing got torn apart while I was tunning gears as you can see in the picture. I'm quite new to cycling so i'm not sure if i should replace the whole cable or just the part of the ...
0
votes
1answer
60 views

Pitted rust on frame [duplicate]

Hello I have some small pitts of rust on my 1980 Raleigh royal frame. I don't want to strip the paint and sand blast it are there any non invasive treatments? Some of the chrome surfaces also appear ...
4
votes
2answers
189 views

How often do you need to bleed your Avid Elixir 1

I have a Trek bike with Avid Elixer 1 hydraulic brake. Not sure if it's a manufacture defect but I have returned to the shop 3 times since I bought the bike this April, for them to rebleed. The ...
3
votes
2answers
81 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
397 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 ...
2
votes
1answer
61 views

Shimano 105 11 speed rear derailleur wont shift

It happened the last time I washed the bike. Its happened again this time. The rear derailleur wont shift the chain up even though I was careful about not pushing the cog wheel up or down. Last time ...
0
votes
1answer
84 views

Gear mis-adjustment. Loss of gears

How do I adjust the rear gears of a bike that will not change to higher gears? It is stuck in lower two or three gears.
1
vote
1answer
46 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 ...
4
votes
2answers
233 views

Can I 'toe in' these cantilever brake pads?

I'm riding a new bike (new to me) and I am unfamiliar riding with some of the components, specifically the cantilever cross brakes. On my road bike, I toe in the brake pads to help with noise, feel, ...
5
votes
2answers
107 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 ...
3
votes
1answer
118 views

Fettling issues - slow shifting rear gears while riding

I've recently had an issue with my gearing, struggling to shift down onto the last few cogs on the cassette. I've got a Shimano Ultegra 6800 groupset, but when I shift whilst riding, I get a ...
4
votes
2answers
251 views

Tire Repair / Maintenance

This question, What's the cause of the tyre cut, got me wondering if there is anything that can, or should, be done to repair small cuts in the tread of a tire. As I was looking at the damage to the ...
2
votes
4answers
201 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 ...
2
votes
1answer
72 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 ...
0
votes
4answers
196 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
99 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 ...
-1
votes
2answers
331 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
3
votes
3answers
106 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 ...
3
votes
1answer
76 views

Intermittent disc brake rubbing

My partner has a Kona Sutra with Avid BB-7 disc brakes. The front brake rubs intermittently on the rotor. I just went to see if I could figure out what the problem was and right now the disc runs true ...
5
votes
3answers
272 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 ...
7
votes
2answers
115 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 ...
2
votes
2answers
104 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 ...
6
votes
1answer
169 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 ...
3
votes
2answers
215 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 ...
3
votes
1answer
103 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 ...
1
vote
1answer
81 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
42 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 ...
6
votes
4answers
292 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 ...
3
votes
2answers
123 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
94 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 ...
2
votes
1answer
93 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 ...
3
votes
1answer
169 views

How much runout is acceptable in a disc brake rotor?

I'm trying to sort out pad dragging / noises in Avid BB-7 mechanical disc brakes and I'm wondering how much runout in the rotor is acceptable? Right now I have about 0.05 mm (measured with a Park ...
4
votes
2answers
160 views

Bicycle is harder to pedal when standing

From a few days now, when trying to pedal standing, my pedals become very rigid and it sounds like if the brakes are dragging. If I sit down again, the noise goes away and it's easy to pedal again. In ...
4
votes
1answer
121 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 ...
3
votes
3answers
265 views

Remove front derailleur without breaking chain

I recently purchased a Diadora Orbita bike from SportChek. As I was riding it my front derailleur got bent and now I can't use my pedals. So, my question is, can I remove the Shimano FD-TY18 front ...
2
votes
1answer
111 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 ...
1
vote
2answers
88 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. ...
4
votes
1answer
91 views

Can I use 53-39T chain rings with compact cranks?

I have shimano 105 5700 compact crank(50-34T). Can I use 53-39T chain rings with compact right arm.
2
votes
1answer
77 views

Is it the valve

I recently bought a new bike and the rear tire deflates quickly every time I inflate the tube. Now here's the thing: I inflate it fully and start to ride and the tire only deflates a bit. It seems as ...