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2
votes
1answer
55 views

Bottom bracket bearings grinding only when installed into frame

I recently purchased a new carbon frame direct from a Chinese manufacturer (link to the particular frame here). The frame has BB86 bottom bracket. I am using the SRAM Press Fit GXP BB86 Bottom ...
2
votes
1answer
62 views

Will slightly loose bearings result in damage?

I just overhauled some cheap bmx hubs. I installed new bearings and cones. Now I'm trying to get the hubs adjusted so that the bearings will last as long as possible. I had always thought that ...
1
vote
0answers
154 views

Hub rebuild - cone dust cap conflict, hub integrated vs pressed on cone?

I had to rebuilt the rear Joytech hub on my 2008(ish) Schwinn High Timber after I broke the axle: My hubs have a integrated dust cover which consists of a rubber diaphragm that is pressed into the ...
2
votes
2answers
66 views

What can be done to fix a hub that has come apart?

I noticed recently that my rear tyre was rubbing on the frame when I was pedalling hard; the wheel had a bit of horizontal play in it, so I thought the cones might need tightening. Anyway, I left it ...
0
votes
3answers
224 views

Can I use cartridge bearings on my wheel hub?

I have a vintage road bike, at the moment there are loose metal bearings in the hubs. Some of the bearings are missing. Can I buy cartridge bearings or do I need to buy loose bearings? Thanks
1
vote
1answer
67 views

Headest: replace bearings or entire headset

I realize this will be different for all headsets, but: I have a Tange Levin headset. The headset is starting to show wear: the fork sticks at regular intervals through its turning. I've inspected ...
1
vote
2answers
429 views

What causes a wheel to seize?

My rear fixed-gear wheel seized up yesterday on my commute home. I suspect it's the result of my bone-headed adjustment after replacing a broken locknut on the axle (I may not have put the new ...
3
votes
1answer
231 views

What maintenance is required after riding through deep water?

The road where I live is on a flood plain and tends to flood every winter. Despite this, I have continued riding to work through the water. I'm trying my best to dry the bike out at the end of the ...
3
votes
1answer
336 views

Replacing needle bearing threaded headset with an ordinary one

I got a bicycle like this one (90's trekking/city bike). When I got it, the headset seemed overtightened, when I took it apart I saw that it was somewhat damaged (looks like ridden for some time while ...
3
votes
2answers
325 views

Do dry wheel bearings increase drag?

My kid trailer I have had for a few years has, in the past few weeks, been noticeably harder to pull. I checked it over and I found that not only are my wheel cones are a little loose, that I can ...
1
vote
1answer
542 views

Could I have damaged the bearings/cone when replacing a tire? Front wheel wobbles side to side

Last evening I installed new tires on my bicycle. The front wheel now wobbles side to side. I notice a small movement about 1-2 mm near the hub/axle cone. I checked to see if the skewer is all the ...
3
votes
3answers
348 views

Cause of spalled cones?

Was getting a sort of rubbing sound from my front wheel, like rubbing brakes, but the sound continued even with the bridal loose. So I disassembled my front hub. Everything looked good until I got ...
2
votes
2answers
625 views

Why is there so much friction on my rear wheel?

With the chain detached, when I spin my rear wheel it slows down really quickly (2 turns?) as if the brakes are lightly on. The brakes are well clear of the wheel though. Any idea what it might be? ...
0
votes
1answer
49 views

Ball bearings replacement for Windsor 4500

After riding my Windsor 4500 for about 2 years, I got some advice to replace the ball bearings for both tires before going on a long bike trip. I plan on replacing these myself. Could someone tell me ...
1
vote
5answers
353 views

greasing closed bearings on the outside

Assume I have a couple of closed bearings on some pivots on my bicycle. These bearings: are fitted on a housing have an axle going through them are tightened by bolts which also have cups to ...
2
votes
2answers
875 views

Identifying bottom bracket

First and foremost.. I'm slowly trying to replace my bottom bracket.. it makes a kind of knackered-bearings sound when I move the pedals round without the chain attached. This is because I've been bad ...
4
votes
3answers
169 views

Were these bearings defective?

A couple of days ago my girlfriend's bicycle broke. The rear wheel was stuck. Tonight I had finally some spare time to have a look. The bearings had failed, so much so that the wheel must have spun ...
1
vote
2answers
187 views

Can I replace my 1/4" wheel bearings with slightly smaller ones?

On my back wheel on one side balls won't fit! I am 100% certain they are the same balls I took out easily with the magnet on my screwdriver several weeks ago to mail my bike home. They are 1/4" ...
2
votes
1answer
4k views

How do I prevent play in the steering post?

I recently changed my handlebar stem to an angle-adjustable variety and now there is a little bit of play in the bar coming up from the front suspension through the frame, onto which that stem is ...
4
votes
2answers
8k views

Which lubricant/grease to use for ball bearings?

A little mishap happened today during cleaning my bicycle. I tried to take off the sprocket wheel for easier access, but instead I opened the lock nut of the hub (cassette type) and the balls came ...
6
votes
2answers
3k views

Using Anti Seize in place of Grease

I bought Nickel Anti-Seize to prevent any corrosion issues between metals, and I generally like using it on my vehicles on bolts and anything I plan on removing later. I'm wondering where it would be ...
2
votes
1answer
1k views

Can I replace steel bearings with ceramic bearings?

I'm using WH-550 from Shimano, can I replace my steel bearing balls with ceramic bearing balls?
1
vote
2answers
2k views

Stationary bike “clicks” when pedaling - crank axle is moving sideways. How can I fix this?

I've got this stationary bike, a York C202, which has developed a problem - namely it "clicks" when pedaling. This is highly annoying, as there's nothing I seem to be able to do about it. I diagnosed ...
2
votes
3answers
1k views

How do I know if my cone/cap/bearings need to be adjusted?

I have a custom road bike with (mostly) Shimano parts. I love to ride but I'm not so strong on the technical side. I have quick-release wheels; I regularly (3-4 times a year) put the bike in a bag ...
2
votes
3answers
2k views

Can a front wheel have a different number of bearings on each side?

I took my old, filthy bike apart to clean it up. I have never done this before! When I took the front wheel bearings out, I ended up retrieving 9 from one side and 10 from the other. It seems like ...
14
votes
6answers
7k views

Real measurable benefit to ceramic bearings?

Is there a real difference between riding on ceramic bearings and riding on stainless steel? How would you measure it? Does it require it to be every bearing in the drive train, or will each set of ...
3
votes
4answers
4k views

Bottom bracket making noise, should it be fixed now or can I wait until regular maintenance?

My bike has been ridden 4 months / 2000 miles and is no longer completely quiet. About a month ago I noticed a whispering noise like a wire brush sliding across a cymbal. It happens on the ...
3
votes
3answers
8k 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
3answers
1k views

How long does it take to replace bottom bracket bearings?

How long does it take to replace bottom bracket bearings? Is there anything that can make the procedure take more or less time? How does the type of mechanism affect repair time?
3
votes
4answers
5k views

How many ball bearings to put in an axis?

I'm cleaning out most of the axes on my new (second hand) bike. I'm replacing the grease inside the pedal axes and I was wondering. How many ball bearings should be inside? I thought there had to be ...
0
votes
2answers
17k views

how to reassemble mountain bike rear wheel hub and bearings

So I thought I would sort out my wheel bearings (after asking a few questions here first). Did the front without much of a problem, (reused the existing bearings at the moment, had not got round to ...
3
votes
1answer
438 views

When replacing wheel bearings, is there a standard or are they different for each type of bike

I have a claudebutler CapeWrath D24 (around 3 years old). My front (not sure about rear at this point) wheel bearings need replacing. The wheel it has is a Rigida Zac2000. I realize that some bikes ...
4
votes
1answer
1k views

How to maintain platform pedal bearings?

I have a pair of Redline platform pedals with plastic end caps and I notice one of them does not turn freely. They look about like this: ...
6
votes
1answer
879 views

When to replace wheel bearings

I just ripped apart my mom's mountain bike's rear hub. One of the bearings was incredibly rough, so I replaced it, and the other one was smooth, but didn't turn very easily. Since I didn't have a ...
3
votes
1answer
542 views

Does Enduro make a ceramic hybrid wheel bearing kit for WTB Laser Disc Lite hubs?

I would like to replace the bearings in my front and rear WTB Laser Disc Lite hubs. I'm interested in upgrading the OEM steel bearings to a ceramic hybrid. I've hear that Enduro is a quality ...
6
votes
3answers
2k views

What kind of maintenance does a shimano dynamo hub need?

I have a shimano dynamo hub on the front of my bike. Does it need any special maintenance, or maybe it needs just a little synthetic grease once a year, like a normal front hub?