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0
votes
1answer
35 views

What the difference between k050 and k124

I have an old kids bike. It has been in our family for at least 30+ years. However it was left in the rain by the our resisdent bike killer. Its a bloody mess so unless am told otherwise i think its ...
4
votes
3answers
408 views

Rear hub repeatedly coming loose

My rear hub keeps coming loose which causes the rear wheel to wobble. I'm pretty sure that I know how to tighten the cones properly and I've also had the bike serviced in my local shop. Every time ...
5
votes
1answer
86 views

Rear wheel won't move or keeps falling off

This question is in regards to my X-treme trailmaker bike. I removed the rear wheel in order to replace the inner tube. However, I cannot seem to reinstall it properly. When I tighten the two nuts on ...
6
votes
4answers
323 views

Reverse Gear in Bicycles

For an ordinary bicycle (neither fixed gear nor capable of changing any gears). Is it possible to modify it to have a reverse gear on it? (i.e. reverse pedaling causes the bicycle to go backward) (...
1
vote
1answer
61 views

Replacing a rear wheel

My rear wheel is bent and I have no idea what kind of wheel I should be buying for replacement. My bike is a 700Cx23 road bike with 14 gears and a 7 speed cassette. I was advised that I'd need to buy ...
5
votes
2answers
240 views

Removing a rear wheel of a town bike

I'm a beginner in repairing bicycles. I have quite an old town bike. I'm trying to change the tires. I have trouble in taking out the back wheel. As you can see in the picture, there is a small piece ...
4
votes
2answers
123 views

My rear disk brake doesn't lock in place. Don't know whether hydraulic or mechanical

My rear brake does not work (disc brake) MTB for anything. It does not skid or even stop for that (brand new) What should I do? I went to my local bike shop in India and he told me that disc brakes (...
0
votes
1answer
31 views

Giant Atx MTB rear wheel quick release not opening

Bike is a Giant Atx 27.5 2016 I have to replace the tube on the back wheel but the quick release lever is too tight and will not pull open, is there a trick to loosen it?
4
votes
1answer
42 views

Axle adjustment in Atom drum brake?

I have a tandem with a drag brake in the hub of the back wheel. It works perfectly, providing a steady drag when descending. QUESTION: Can I simply treat it like a normal rear wheel with cups/cones, ...
3
votes
2answers
90 views

Rear wheel noise

If i lift up my bicycle and spin the rear wheel, it sounds like its rubbing something, even though it does not have any direct contact with frame or brake pads. I checked it and its not rubbing ...
11
votes
1answer
782 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?
3
votes
3answers
289 views

My rear wheel isn't properly spinning. How can I tell whats wrong?

I'm just getting back into cycling after a long hiatus. My bike is a little old and worn and its got some issues. The biggest one is the rear wheel. My rear wheel spins, but it seems to be off center....
1
vote
1answer
111 views

Is it OK for a child's bike to have a radially-laced rear wheel?

I was looking at the Early Rirder Belter 16" child's bike and noticed that the rear wheel has radial spokes on both sides. In wheels built for adult bikes this is considered bad practice. From ...
0
votes
1answer
120 views

How can I mount a pannier rack on my (carbon fibre) Trek Madone 4.5? [duplicate]

I want to be able to mount a rack on the back of my trek madone but it has no braze-ons and I can't mount a rack to the QR because of a little wall/lip thing surrounds the QR.
0
votes
0answers
34 views

NEXT BRAND COASTER BIKE REAR WHEEL REPLACE

I have a 'next' coaster brake bike (single speed). REAR Wheel won't stay true. How do I go about finding correct wheel - and will it come with the hub part too SINCE IT IS THE REAR WHEEL- or is that ...
4
votes
3answers
4k 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. ...
1
vote
3answers
108 views

Rear hub bearing replacement

Bike noob here. I have a Quando rear hub with a busted cap? By cap I mean the cap covering the bearings beneath the cone. This cap is separate from the bearings. It hold the balls in place. Is it ...
2
votes
2answers
119 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 ...
1
vote
0answers
274 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 chain and lubricated it but it still does not work.
5
votes
1answer
167 views

My pedals are forced forward when the back-pedal brake is on

I have to backpedal in order to brake. But when I do this, it works for about 3 seconds and then there's some kind of noise and my pedals start going on their own. The momentum of my back tire would ...
2
votes
1answer
109 views

Using older mountain bike in a Trainer

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? I have a CycleOps Mag trainer and they included a ...
2
votes
4answers
157 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 ...
2
votes
1answer
152 views

I messed up my bike

My bike is messed up. It is the type of bike where you can not pedal backwards, like the old bikes that would brake when you pedal backwards not forwards.. However, it has 3 gears. I was riding it and ...
1
vote
1answer
122 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 ...
5
votes
1answer
3k 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
244 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 ...
3
votes
1answer
60 views

how do you remove rear wheel on scott genius 920?

It does not have quick release. You obviously unwind a lever on one side which unscrews the gear side from frame ... but once this is done there is no obvious way to me how to progress. All Scotts ...
4
votes
2answers
199 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
1answer
125 views

I removed the drop-out adjusters… Do I need to adjust my derailleur or add chain or both?

I have an old 1998 Lemond Zurich, and I recently purchased new wheels. The old bike had drop-out adjusters. When I added the new wheels I felt like my bike was rubbing against the brakes, then all of ...
5
votes
2answers
135 views

How do I replace my rear wheel?

My rear wheel was stolen this morning and I am unsure about how to go about getting a new one without wasting too much time and money (I really want to start biking to work again!). My bike is really ...
3
votes
3answers
192 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 ...
1
vote
2answers
2k 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 ...
2
votes
1answer
305 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 ...
11
votes
1answer
173 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
474 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
1k 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
1answer
66 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
101 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 ...
3
votes
3answers
7k 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 ...
0
votes
1answer
84 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 ...
0
votes
3answers
270 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 (super-...
2
votes
1answer
2k 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
1answer
106 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
276 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 ...
1
vote
2answers
2k 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
407 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
334 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
142 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?
3
votes
1answer
953 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
187 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 ...