1
vote
1answer
52 views

Repairing center-pulled brakes

My bike has the old center-pulled brakes. Unfortunately the ropes for both brakes (front and back) broke, and I had to replace them. Now the small helper-ropes have no friction anymore on the main ...
2
votes
2answers
206 views

How should the chain be routed on this deraillier?

I feel dumb asking this, but how should the chain be routed around the cogs on this deraillier? I had to split the chain and then put it back on. I didn't pay attention to how it went round. This is ...
0
votes
0answers
51 views

Should I get drop handlebars when I'm converting my MTB to a 'road' bike [duplicate]

I'm converting my MTB into a road bike. I'm not looking into actually racing, just to get faster and enjoy my rides with my friends not being at the back all the time. I have decided to change the ...
0
votes
0answers
75 views

Black threads are coming of my tire. Does it need to be replaced?

One of my bike tires have started shedding long black threads. I'm assuming that this means that something is not right. The tire has a folding bead. Does this mean that my tire should be replaced as ...
0
votes
0answers
19 views

Saving frayed cables? [duplicate]

I've got a '70s road bike with shift cables which work quite well and so I see no immediate reason to replace them, but the cable ends were not crimped with end caps and so they've frayed out to ...
3
votes
1answer
77 views

Do Seat Posts with Shock Absorbers Help?

I have Fuji Absolute 1.9D road bike. Is the seat post on this bike fitted with ashock absorber? I don't think so. If not, would it be worth replacing the original seat post with shock absorbing one? ...
0
votes
0answers
42 views

Why are my quill pedal cages “wobbling”?

The plates and connectors on my old quill pedals "move around" in relation to the pedal axle itself: In the photo below, I'm pushing the pedals to opposite sides to show how the pedal cage "distorts". ...
6
votes
2answers
148 views

Bike rests on brake cable while racked

I bought a new bike and when I put it on my bike rack in my garage the arm of the rack sits on the rear brake cable, putting some tension on the cable. Could this cause brake problems and if so what ...
1
vote
2answers
95 views

How to remove pedal bolt with round, smooth head

I'm trying to take the reflector off of some old French track pedals but can't remove one of the bolts holding the reflector on because the bolt holding the reflector onto the pedal rotates with its ...
2
votes
0answers
32 views

shimano fc4400 double chainring replacement

I am looking to replace my Tiagra fc4400 52t chainring, however it seems to be out of stock everywhere. Based on the parameters (130BCD, 52t) I found a few alternatives, however all of them are 10 ...
12
votes
3answers
576 views

What is this spring between the fork and the frame?

Sometimes on a bike I see a short spring, most often covered in rubber, connecting the fork with the frame: What is the purpose of it? The only thing that comes to mind is stabilising the fork so it ...
2
votes
1answer
29 views

Headset bearings open to closed type

My XC MTB has open type headset bearings, is it possible to replace them with closed type? The main problem is that I live in a flat and only place where to wash my bike after a muddy or dusty race ...
2
votes
1answer
49 views

Can't find the B-tension screw in rear derailleur

I am trying to register my old rear derailleur (a 15-year-old Shimano "7sis"), and I'm trying to find what every guide calls the "B-tension screw". I looked everywhere and couldn't find anything that ...
4
votes
3answers
181 views

Aero wheel on front, regular on back - why?

I've seen a lot of riders in the city, usually fixe riders or courriers, riding bikes with an expensive aero wheel on front and a regular, cheap-looking, un-aerodynamic alloy wheel on back. Why ...
3
votes
1answer
63 views

Transporting a Carbon MTB

I took a punt and purchased a Mountain bike second hand, unseen (off our local equivalent to eBay). It turns out it is a much higher spec bike than expected - including a carbon frame. Until now I ...
5
votes
2answers
230 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 ...
7
votes
1answer
102 views

Has anyone ridden fenders in a Grand Tour?

Has anyone ever ridden a bike equipped with some type of fenders in a Grand Tour, for even a short part of the race? Are they UCI race legal? If so, who was it, what was the race, and when did it ...
2
votes
1answer
62 views

What road tire should I buy for my new cyclocross

I'm a recreational rider wanting to get more serious with cycling. I like Cyclocross bikes for their versatility and plan on commuting to work using my new entry-level Nashbar CX1. I've heard that ...
1
vote
1answer
116 views

Rider height vs bike height

How do I figure out if this bicycle would be a decent height for a person that is 5 feet 8 inches in height? http://www.amazon.com/BMW-Genuine-Cruise-height-80912352293/dp/B015QV2A2S
4
votes
1answer
172 views

Is it possible to over-clean a bike chain?

I've seen it suggested that cleaning a chain too often or too thoroughly is bad for it, in that it removes the lubricant from the innermost parts of the chain, where it's most needed and most ...
3
votes
3answers
67 views

pain in right leg

I ve been cycling two years now and have only just noticed mainly from using my new turbo trainer that when im pedalling my left leg is about 1" or so from the top tube whilst pedalling but my right ...
3
votes
2answers
151 views

Damaged Forks on Giant Tough Road 2

I have recently crashed my Tough Road 2 and slightly damaged the forks at the point where the pannier rack is attached. The retaining bolt is slightly lifted and I am concerned that the forks are ...
6
votes
1answer
922 views

Are Shimano 10 speeds going away?

My LBS claims that Shimano's 10 speed groups are going away forever. They told me that if I don't upgrade to 11 speed that my next replacement will cost me an arm and a leg because 10 speed components ...
3
votes
1answer
53 views

upgrade from MF-TZ21 to 7 Speed cassette freehub

I'm trying to save costs so I want to upgrade to 7 speed 11-28 Cassette to keep the same shifters, dealer says I need a new Freehub, new 7 Speed Cassette, new chain AND NEW DISC BRAKES, why do I need ...
5
votes
3answers
172 views

What groupsets are compatible with my bike?

Question Speaking generally, what things do you need to check about your bike (e.g. rear hub width and type, braze-on vs clamp on front derailleur attachment points, etc) in order to determine what ...
3
votes
1answer
33 views

Gazelle taillight Power Vision user manual

I have this battery-powered tail lamp. It has one button to switch on/off and, when pressed for few seconds, probably "lock" lamp, which indicates this by flashing 3 times ("unlocking" procedure is ...
1
vote
1answer
139 views

What is the best way to test out a niche bike when shops rarely have them in stock?

I've emailed a couple of bike shops about Surly bikes - One in Oakham and one down in Richmond. The one in Oakham seems to be understocked and the other one is not responding. The one in Richmond ...
-1
votes
1answer
58 views

how can i determine the model of dyno bike i have

I have a dyno vfr 3d dropout flat oval bike. How can I find out what it is? The serial number is S9ET18105.
3
votes
1answer
253 views

Will the Garmin Edge Touring store an in progress ride if power is lost?

A rider is on a long ride, using a Garmin Edge Touring GPS unit and takes a break. If they wish to save battery on the Garmin, can they power it off and continue the same ride later? I believe the ...
3
votes
1answer
96 views

Upgrade cranks, chain, gears on a Carrera Vengeance MTB

I have a Halfords Carrera Vengeance 2011/12 bike: Carrera Vengeance Mountain Bike 2011/2012 The Carrera Vengeance Mountain Bike will have you powering up steep hills and across rugged trails in no ...
4
votes
3answers
86 views

Adding gears to a childs trike pickle pashley

I'd like to add gears to my disabled son's pickle pashley tricycle. I have made a start by adding a 5 speed casette, but I'm stuck trying to work out how to shift the gears as there is no where to ...
3
votes
2answers
234 views

1x Specific Chain

I was shopping around and noticed the presence of 1x specific chains for the specific cassette size (9, 10, 11). Is there actually something special about these changes or is this just marketing? 1X ...
3
votes
2answers
62 views

Lock to fit around Big Apple tyres (28x2.35)

I have a new bike on the way which has Big Apple tyres (28x2.35), which will be my first experience with tyres this big. I'll also be installing fenders. I'm wondering if my Kryptonite Evo Mini-5 is ...
2
votes
1answer
102 views

Does Cycling Cause Erectile Dysfunction and Sterility [duplicate]

 While some of my friends argue that cycling causes erectile dysfunction and sterility (because the testicles are held tightly  close to the body by the padded shorts and because of the constant ...
2
votes
1answer
53 views

How often should I clean my BMX bike?

I recently got my bike and rode it for a good 4 hours yesterday. I'm pretty new to BMX riding, and really want to maintain my bike well. I hear people clean their bike every time they finish, but ...
1
vote
2answers
57 views

Oil/lube for shimano freehubs

After an extremely muddy and wet MTB race (riding in puddles covering the brake rotors) I need to do a full bike overhaul. The only thing I don't know is what lube to use after degreasing the ...
8
votes
3answers
74 views

bike design for a crooked hip

One of my hips turns out a bit more than it ‘ought’ to. It doesn't affect my walking, but on a bicycle it means that my knee on that side must exert force at an unnatural angle. It was less of a ...
3
votes
2answers
160 views

My back wheel will no longer spin freely

im new to this site and don't know anything about how to repair bikes. My Problem is I put my bike into my shed (the shed is cold and damp) and never used it for 3 weeks, it was ok when I put it in ...
4
votes
2answers
103 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 ...
4
votes
2answers
95 views

Chain skipping mid cassette after a clean

I have cleaned my chain and gears with rubbing alcohol and towels. Afterwards, I applied some chain lube on the chain. Now, when under a lot of torque, the chain skips and slips mid-cassette. Low ...
1
vote
0answers
22 views

Exceptions to 3/8x24 for coaster axle threads?

Is there such a thing as a contemporary coaster hub that uses 10x1 or 3/8x26? Trying to figure something out without the bike in front of me.
5
votes
0answers
54 views

Shimano Nexus 3 (SG-3C41) 2 and 3 gear problem - Ring Gear Unit Repair

I have this internal gear hub and i try to fix it. 1st gear is ok. On 2nd and 3rd gear, especially when I run faster, the hub is not engaging properly, missing engagement sometimes. It is not problem ...
7
votes
6answers
2k views

Heavy Rider (300lb+) - Please recommend a 26" tyre to avoid tyre pinch

I ride a hybrid on 26" rims currently fitted with hybrid tires. As I am 300lbs+ the rear tire runs permanently deformed/flat and the rims ride over the rubber causing tire pinch. Can anyone ...
3
votes
1answer
37 views

Basic chainset compatibility question

I need to replace my chainset (42x34x22). Would a 42x32x22 be a compatible replacement?
4
votes
2answers
65 views

Is it possible to remove a coaster brake from a preschooler's bike?

My boss bought her 4 and 3 year old a bicycle for Christmas, but she didn't notice that one had double hand brakes and the other has only a front hand brake and a coaster brake in the back. The 4 ...
3
votes
1answer
39 views

Options for new equipment when replacing older parts that are end of life?

I have a 2004 Giant OCR Touring. It is a used bicycle. These old touring bikes are a mix of mtn-bike and road bike parts. Most typically a road front derailleur/crank and a mtn-bike rear derailleur. ...
7
votes
2answers
109 views

How can I tell if a tire contains slime?

I recently had an inner tube on my mountain bike changed, but it was my wife that actually took the bike in to the shop for service. When it came back I noticed the stem has a blue cap rather than ...
5
votes
3answers
99 views

How to handle vibration (big bumps, etc.) on flat bar when touring?

I've got a fully-rigid mountain bike with flat bars that I'll be using on a 150 mile bikepacking trip on a "rails to trails" trail. So it'll get a bit bumpy. My hands get a little sore from all the ...
4
votes
2answers
91 views

Have rollerbrakes a longer stopping distance than drum brakes?

In my experience rollerbrakes are very weak comparing with drum brakes. Is it normal that they have a much larger stopping distance than other brakes or is it just my own bicycle?
13
votes
4answers
5k views

Why is buying a bike as a whole cheaper than buying separate parts and building it?

At least in Indonesia it is. Know why?

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