Questions tagged [maintenance]

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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2answers
20 views

Does anyone make a clamping spoke wrench?

I'd like to find some sort of "spoke wrench" which actually clamps onto the nipple (not the spoke proper), so that nipples that are slightly rounded-over (or, like aluminum ones, have a propensity to ...
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1answer
68 views

How to remove axle and bearings from a B'TWIN Triban Aero wheel

I have a B'TWIN Triban Aero rear wheel and am trying to replace the sealed bearings. After removing the end caps and a DS rubber seal I can see the ends of the bearings, at this point I assumed that ...
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1answer
156 views

What is this Allen bolt on my novatech freehub, and what does it do?

I've been servicing the novatech freehub on my Kona cyclo-cross bike after a particularly filthy ride. When removing the freehub I noticed this tiny Allen bolt by the inner pawls of the freehub. When ...
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1answer
39 views

European pedal thread size

Can North American pedals with a 9/16” x 20 TPI thread be used on a European rental bike or is there a metric requirement?
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4k views

back tire keeps going down

I have just bought a new bike and had it about a month now. I don't really know much about bikes but I do know how to repair an inner tube. I have had one puncture and just bought a new inner tube. ...
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2answers
760 views

How do I change my disc brake pads?

How do I change my disc-brake pads? How do I avoid letting the fluid out?
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3answers
18k views

Can I use super glue for punctures?

I want to fix my puncture with super glue, can I use it ? I do not have any glue left in my puncture outfit so can I use ordinary super glue?
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1answer
93 views

My bike clicks and it sucks

I have a roughly 15 year old bike. When I pedal there is a loud click. When I coast the sound becomes louder and more frequent. The sound really annoys me. How do I fix this?
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1answer
589 views

Road bike front wheel question

I was doing some maintenance on my road bike. I took the front wheel off, removed the quick release skewer from the wheel, set the wheel aside, and put a drop of tri-flow on the skewer to lubricate it....
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1answer
63 views

Fox F120 RL fork mystery fluid - with pics

The fork of the bike I bought used - a Fox F120RL (installed on a 2011 Trek Fuel 8 EX) has started leaking a weird see-through fluid from the side where you adjust compression and rebound. Does anyone ...
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2answers
519 views

Did I pick the wrong bike?

I live 7.2 miles from where I work and was rebuilding my life, so no car. I was walking to work everyday until my son took me to Wal-Mart and said I was getting a bike. I picked out a Kent 26 ...
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2answers
546 views

Bushings vs bearings - maintenance difficulty

I consider purchasing a full suspension bike with a linkage using bushings, instead of bearings for the pivots (Ghost Path Riot). A review says: The bushings are said to wear out quick, two to ...
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1answer
54 views

How to you remove the seal from a Deore XT FH-M8000 freehub?

When first installing (or overhauling) Shimano rear hubs, I usually pull the freehub, lift the seal off the back side (where the splines are that engage the hub body) and then heat the freehub with a ...
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5answers
17k views

Should I grease a carbon fiber seat post?

I was reading a recent question when I saw this answer: You should absolutely grease your seatpost (unless it is carbon fiber). Why should I NOT grease a carbon fiber seat post?
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498 views

New Shimano 11 speed road chain problem

I just bought a new 11 speed Shimano chain online. The wide end of the chain had a flat pin half sticking in, I tried to use a chain tool to release it a bit allowing for more room to connect the ...
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2answers
4k views

How to open the top cover of a Shimano Tourney ST EF 41?

My 3 speed gear shifter is stuck. I want to open the cover so that I can clean the old lubricant and dust and apply new lubrication. There are no screws on the top and I am not able to open it even ...
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140 views

Servicing a bike left in a garage

Knowing next to nothing about bikes I bought a Parva hybrid bike a few years ago, which saw only a few rides before being put in the garage to collect dust. Now that I'm moving to a new city I need to ...
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7answers
18k 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 ...
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1answer
83 views

Shimano LP25 Sealed Cartridge Bottom Bracket

I recently attempted to rebuild a sealed cartridge Shimano LP25 bottom bracket. These are meant to be replaced when worn out, but I thought: if someone on YouTube can do it, I can too. The problem is ...
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2answers
142 views

Rotor does not fit between pads after replacing the pads

I was having rubbing noises and after taking out the pads I so they were completly worn out. I have shimano r7070 calipers so according to their specs I found in a local shop the L04C as they did not ...
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1answer
49 views

Hole inside fork's upper tube, air-spring side?

I've disassembled my Reba fork (FS-REBA-RL-A6) and found a hole in the inner wall of the top tube, air-spring side leg. Doesn't look perfectly round to me, even though it can be an effect of a bit of ...
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1answer
39 views

Air in oil damper of suspension fork after pulling hard while disassembling

I've opened my Reba fork (FS-REBA-RL-A6) for the 1st time to investigate an air-spring failure and found the lower legs quite difficult to separate, even after not-so-gently tapping the bottom bolts. ...
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4answers
2k 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 ...
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4answers
1k views

Creaking which is temporarily resolved by tightening rear quick release

My commuter road bike (Pinnacle Arkose 3 - actually a disc-braked cross bike, fitted with mudguards) has an annoying and loud creak, associated with each turn of the pedals - there is a creak each ...
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5answers
17k views

How many balls to put in a bearing?

I'm cleaning out most of the bearings on my new (second hand) bike. I'm replacing the grease inside the pedal bearings and I was wondering. How many ball bearings should be inside? I thought there ...
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7answers
4k views

How to patch glass cuts in a bicycle tire?

How do you deal with the small cuts in a bicycle tires main tread? Do folks fill these small cuts? I have continental gatorskins which I periodically check and pull out the street glass shards. ...
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3answers
2k views

Does it matter what way the tires go if no directional arrow?

As the title suggests, I have just put on two new tires but now I'm not sure if I put them on in the right direction. No directional arrows so I presume anyway is fine, however me being me it made ...
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2answers
188 views

Riding with a Gates belt past its due replacement mileage: can it snap or other risks?

I just purchased a belt drive bike (Gates CD). Maintenance free, according to the BS and what I have read online. The only attention is to replace it every 5000 km. Since I usually ride around 8000 ...
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0answers
41 views

What rear axle do I need?

I had the chance to buy myself a bargain the other week. It was a Muddy Fox Courier Comp mountain bike – I had one when they first came out. The thing is I need to get a rear axle long ...
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1answer
140 views

My old pedals don't spin freely, is it worth lubing them?

I have a bike that has been left outside and unmaintained for a while, so now I'm trying to fix it back up. One thing I notice is that the pedals don't spin freely if I flick them with my foot. I don'...
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1answer
110 views

Opening a Shimano Alfine 8 hub (large dust cover)

I’m dismantling my Shimano Alfine 8 hub to service the internals. I’m at the stage in the photograph but can’t turn the large black plastic dust cover, with <-tighten loosen-> on it. The hub has ...
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4answers
1k views

How can I remove the stripped plastic cups of a bottom bracket?

I have a 2 frames with FAG bottom brackets (can't tell the exact model from the outside, but something like this): (datasheet here) in various states of destruction Bike 1 I didn't have the tool so ...
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1answer
60 views

Can I upgrade my 2007 front suspension?

I just bought a 2007 Trek Fuel EX5 used but the front suspension dial is cracked and makes it difficult to change the give. The current forks that are on there are RockShock Tora's. Would it be ...
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3answers
5k 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? I'm ...
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1answer
940 views

Hydraulic Disc Brakes Not Locking Up

So as the title says my disc brakes are not locking up. They are gripping but not locking. My older brakes were leaking and i changed them with Shimano Deore BL-M596. I have searched online and found ...
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3answers
14k views

Attaching a stem to a carbon steerer: how much torque?

So I decided to travel with my bike this week and to my surprise discovered that the steerer is carbon fiber. I had removed the stem from the steerer for packing but naively assumed it was aluminum ...
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5answers
1k views

When to change disk brake pads

I was wondering how to tell when your disk brake pads need replacing. My front seems to be not stopping as quickly as it used to, or as I would like. I know this could be road grime build up, but I ...
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1answer
72 views

What is the regular maintenance on electric hubmotors?

I don't own a Blix bike/electric bike though I rode one once... I was wondering where are the technical docs/howtos on the rear motor's maintenance? I have to rework the back wheel, replace axle or ...
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4answers
850 views

What to expect from an e-bike service?

My e-bike manufacturer recommends a service every 1000km. Tomorrow I'll bring my bike to the shop where I bought it for the first service. I already had a mini-service for free at around 300 km in ...
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1answer
126 views

Is this hub beyond repair?

I recently took my bike in for a service and they told me that the hub and bearings had worn out and they needed to be replaced. I took the wheel off and rotated the bolt thing going through the ...
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2answers
65 views

Strategy for removing a bottom bracket with plastic retainers?

Bottom brackets that have plastic retainers have a reputation for being problematic to remove. Often the tool interface on the plastic retaining ring will shear off if the plastic is old or the bottom ...
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2answers
466 views

How to remove an older Shimano Hollowtech crank?

I'm getting some creaking in my crank/bottom bracket and a good first step towards fixing this is to remove and clean the cranks and chainrings. If I still have the creaking, the BB is almost ...
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4answers
2k views

Is it worth rebuilding a wheel myself to save money?

The bearings and hubs on my bike have worn out and need replacing. The local bike shop charges $120 to have the wheel rebuilt with a new hub not including the part cost. I am considering doing this ...
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4answers
12k views

Jammed Giant brand U-Lock. Unable to insert key [duplicate]

The other day I locked my bike to a fence and upon my return about an hour later, I found the lock jammed. I am unable to insert my key fully into the keyhole. My friend suspects that while locking ...
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5answers
2k views

Stopping power of mountain vs road bike

I have recently been restoring a Btwin Triban-500 road bike, given to me from a friend who had let it sit around for a few years. I've rebuilt the bike sparing no expense, new inner tubes, cables, ...
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2answers
253 views

Early Rider Belter hub maintenance

My son has had an Early Rider Belter for around 14 months. Recently, I've noticed the free-wheel sounds "gritty", and there is quite a bit of friction if you move the cranks backwards while the rear ...
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10answers
60k views

How long is the life cycle of a bicycle?

This may not be a particularly practical question, but I wonder how often do you find yourself looking for a new (or another) bike? There are, of course, two main aspects of it: Mechanical decay. If ...
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5answers
2k views

Could the E-bike drivetrain wear down till needing replacement after 400 km?

The drivetrain (chain? gears?) of my E-bike started to make loud clicking sounds, with the impression that the chain is skipping over teeth. The gear switching itself still works well. I have tried ...
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1answer
3k views

How can I adjust index shifter so it doesn't skip the second chainring?

I recently replaced my chain and cassette on my commuter bike. It was a first time operation for me, as I am a new to doing bike maintenance. That part seems to have gone fine. While I was at it, I ...
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2answers
120 views

Repair vs replace my Trek 1.5

Just brought my 2010 Trek 1.5 into my LBS to get a tune up. They quoted me 475 based on needing to replace both rims as well as the slightly bent handlebars. Which gave me pause in that maybe I should ...