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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44 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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2answers
91 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.
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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 ...
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4answers
201 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 ...
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4answers
88 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 ...
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1answer
42 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 ...
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2answers
66 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 ...
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1answer
39 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 ...
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1answer
150 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 ...
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2answers
136 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 ...
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1answer
152 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 ...
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1answer
94 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, ...
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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
54 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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2answers
185 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 ...
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1answer
84 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 ...
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3answers
97 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
56 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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2answers
45 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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5answers
1k 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 ...
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2answers
105 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 ...
2
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1answer
105 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! ...
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2answers
93 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 ...
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4answers
120 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 ...
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4answers
161 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 ...
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4answers
237 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 ...
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1answer
81 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 ...
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2answers
100 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 ...
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1answer
83 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 ...
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2answers
104 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. ...
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3answers
95 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). ...
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1answer
253 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 ...
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1answer
81 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 ...
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2answers
235 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 ...
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2answers
119 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
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3answers
411 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
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1answer
83 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 ...
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1answer
90 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.
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1answer
56 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
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2answers
265 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, ...
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2answers
116 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
139 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
210 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
96 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 ...
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4answers
216 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 ...
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1answer
109 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 ...
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2answers
795 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
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3answers
168 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 ...
4
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2answers
155 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 ...