The tag has no wiki summary.

learn more… | top users | synonyms

2
votes
3answers
115 views

Trying to replace a wheel

I am a big dude, I weigh 250 lbs, and I kill bikes. The best thing I have found so far is putting 12 gauge spokes on my Mt. Bike, which has reduced the number of spoke I break monthly. I have a ...
2
votes
0answers
44 views

What is causing an intermittent side to side wobble of the rear cogs?

I am struggling to diagnose the cause of an intermittent side to side wobble of the cogs on a rear wheel. Here's what I know: Periodically (maybe every 10-15 minutes) during a ride, I experience ...
0
votes
0answers
54 views

Older mountain bike

I have an older mountain bike. I need to change the rear skewer so I can use an indoor trainer, but I don't think there is one. What do I do?
0
votes
2answers
58 views

How can I fix my back wheel's wobbling?

On my single speed bike--a POS J Fixie Cafe CF from BikesDirect--has an issue with its back wheel. The wheel wobbles 1cm back and forth when pulled/pushed from side to side. The freewheel has been ...
1
vote
2answers
78 views

Rear wheel doesn't turn with cassette

I just got a used mountain bike and on my first trip my rear wheel stopped turning with the cassette. When I pedal it turns the cassette and the gears still change smoothly but it doesnt turn the rear ...
0
votes
1answer
43 views

1987 Schwinn Tempo Maillard hub rear axle

I have a 1987 Schwinn Tempo with 32h Maillard "Sealed mechanism" hubs. (I'm still confused about that phrase, maybe it's a bad translation? They're completely unsealed cup-cone hubs). The axle is ...
9
votes
1answer
96 views

How easy (or hard) is to move a Rohloff speedhub from one bicycle to another?

I have two 26" bicycles and I am considering investing in a super expensive Rohloff speedhub. I would like to know if it would be possible to easily move the wheel with the rohloff hub from one bike ...
0
votes
3answers
143 views

Why does my Rear bike tire slow down when Pedaling?

I just replaced a flat on my rear road-bike tire. I had also tried to replace the rear axle, By removing the axle completely, to a quick release lock but realized the axle that had been installed with ...
1
vote
1answer
71 views

Wheel builder London?

Bought a new bike and rode it for a week. Unfortunately the spokes loosend until it was unrideable. No idea how this came about but it looks like I need someone to rebuilt the wheel. Does anyone know ...
0
votes
1answer
51 views

Can an untrue wheel cause up down jerks?

I've noticed during a ride that the back wheel was giving me unpleasant up-down kicks (sort of like a weight was added on a section of the rim). I realised later that it had maybe 2-3 mm of left right ...
-1
votes
1answer
79 views

Back wheel cannot turn.

I have an ONYX ONE 29' cruiser bike. It's a really big bike and it has rear wheel brakes. I recently removed the back wheel with a power tool, for I tried to remove it with a wrench, and it wouldn't ...
0
votes
1answer
50 views

Can I use my standard quick-release rear hub with a frame with 142x12mm rear end?

I'm wanting to buy a Commencal VIP JR frame which has the 142mm x 12mm rear end. I'd like to keep my same wheelset however. My current rear hub is just the standard quick-release (which I assume is ...
1
vote
1answer
656 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 ...
0
votes
3answers
194 views

Rear hub for randonneuring - any “classic” model?

I have recently had a failure in my rear-hub during a brevet. The bike I use for brevets was assembled from used parts, and I tried to choose components that are dedicated to randonneuring ...
4
votes
1answer
2k views

Just found a vintage Sears & Roebuck 'Ted Williams' Free Spirit 3 wheeler. Can I modernize it?

It's been in my girlfriends back yard for years and I'm under the impression that it's a pretty uncommon bike because I can't find any information on it. Her stepfather spray painted a camo pattern on ...
2
votes
1answer
1k views

I broke my rear axle, apparently it's an old style. Is it easily replaceable?

My rear axle broke so I took my bike into a shop to see what they suggested. I had read a few posts that had said it should be fairly easy to replace the axle. The guys in the shop said that because ...
2
votes
2answers
118 views

Direction of chain whip

Is there an easy way of working out which way round to apply a chain whip to a cassette for its removal? I've taken plenty of them off in my time but always end up having a couple of tries at it ...
1
vote
1answer
97 views

Funky Rear Axle. Need help Identifying

I recently bought a Globe Work 2, and I'm digging it, but I'm at a loss for what is going on with my rear axle. I took a couple of pics (below), so I'm hoping someone can tell me what I've got. ...
2
votes
3answers
193 views

Wheel bust after 10 months, is this normal / usually covered by warranty?

Not sure if this is the right place to ask... I bought new bike about 10 months ago. The past few weeks I've had no end of trouble with the rear wheel (Mavic Aksium) in regards to spokes. About 4-5 ...
3
votes
3answers
3k views

Broken rear axle. Why does it happen and is it worth trying to repair?

So I'm taking the time during the holidays to overhaul my commuter bike. The whole drivetrain was full of old oil, road salt and grime so I decided to take the whole thing apart starting with the back ...
2
votes
1answer
202 views

Older Motobecane conversion

I recently acquired an older blue Motobecane Mirage with a great frame and paint. I have stripped it all down and salvaged everything I can (frame, front wheel, handlebars, front brake) but now I'm ...
2
votes
1answer
299 views

Roadmaster Chromium Edition rear wheel falls off

I've not really maintained a bike since I was young (loooong time ago) and just got one second hand but the rear wheel slips off on hard uphill rides? Im sure its something simple so sorry if its a ...
2
votes
4answers
245 views

How often should I check rear derailleur adjustments?

If I remove the (rattling)plastic disc - How often should I check the limit screws on rear derailleur? If the shifter cable tension is less than optimal, would this be a possible cause to drive ...
1
vote
1answer
128 views

Rear wheel wobbles

my rear wheel wobbles while it spins, like in this video. I read in the comments that it could simply be a badly mounted tire. What's your advice on this, what should I do?
0
votes
0answers
161 views

wheel does not turn when pedaling on mongoose motivator

on a mongoose motivator, when I spin the pedals the wheel does not engage. I removed the cahin, lubricated, still does not work
1
vote
2answers
1k views

Why does the rear hub (cassette) moves on the axle when I pedal?

I am new to this website. I am also new to the terms, and names related to bicycle components. I have a bicycle called a Burner SuperCycle. I went to the repair shop twice in the last year because ...
2
votes
1answer
169 views

Aero spokes strength on a family bicycle

I am building a new wheel for my family bike: there will be a kid seat on the back rack over the wheel. I picked up some cheap double butted flat aero spokes (not elliptical but flat). From reading ...
3
votes
1answer
650 views

smallest cog of cassette rubbing on seatstay

I built up a NOS late 90s steel frame with a similar era Campagnolo Chorus 9 speed groupset. Has gone well, except the stays/dropouts don't seem to quite like a 9 speed cassette. The second smallest ...
3
votes
1answer
714 views

Rear derailleur hits spokes when switching to largest sprocket

I accidentally ran a bungee strap through my old rear deraileur and it tore it apart. I have fitted an identical replacement but cannot work out how to adjust it so that the tension pulley does not ...
2
votes
1answer
822 views

Squeaky rear wheel when rotating

I had my bike on a stand yesterday and decided to check the rear wheel for any issues. I then noticed this squeaking noise coming from the rear hub. It happens regardless of whether I am pedalling or ...
1
vote
1answer
457 views

Can I replace a 1/2 inch bolt with a 14mm one to secure my axle?

My front wheel is secured with 14mm bolts, while my rear wheel uses 1/2 inch bolts. Turns out my multitool has only a 14mm wrench, so I can't change the rear tire with it. Rather than carrying ...
2
votes
2answers
186 views

Need some experienced eyes on removing cog/rear wheel mechanism

I've looked all over the net and can't find the proper tool or D.I.Y tool to take this apart. It's a single speed (with a ratcheting mechanism), and I'm trying to take it apart to make it a fixie. In ...
10
votes
1answer
621 views

What's this? Photo of bicycle with pedals by the rear wheel

I just stumbled upon this photo of what appears to be a reasonably normal citybike, except it looks like it has a second set of pedals at the rear wheel. source Anybody knows what it is?
5
votes
1answer
3k views

Rear dropout adjustment screws on fixed-gear conversion

I have a Surly Cross-check that I absolutely love and adore to pieces. I've also converted it from a geared bike to a fixie and am wondering if I still need the adjustment screws (see picture, in case ...
3
votes
3answers
2k views

Rear wheel sliding/slipping on turns?

When I take turns, my rear wheel is sliding to the outside of the turn. I'm riding a 2012 Norco Heart, brand new stock tires, single-speed. I'm not carrying much weight, or taking turns too tightly. ...
3
votes
2answers
4k views

How to take apart this rear BMX hub?

As shown in the photo, what tool do I need to take this rear hub apart? I assume I need a tool which will fit in the 4 notches. The problem I am trying to fix is that if you pedal, the rear cog spins ...
4
votes
1answer
211 views

Dismounting/mounting the back wheel on a “Eurobike”

My son has a "Eurobike" (hybrid/"comfort" bike with Nuvinci variable speed rear hub and fully-enclosed chainline). He broke a spoke (which is another discussion) and since the spoke broke at the ...