1
vote
2answers
86 views

What kind of tires I can use with tubeless rims?

I bought a Trek FX 7.4 last summer, and now, as the conditions are getting more and more slippery, I'm thinking of getting a bit more winter-y tires. The rims are tubeless, but I'm a bit confused of ...
0
votes
1answer
101 views

Star Nut Replacement Size

A total newb, I busted the star fangled nut on my new road bike, while trying to tighten the headset. Generally speaking, how does a person know what size star-nut to use? In my case, a quarter fits ...
0
votes
2answers
137 views

Gears randomly switching

So I have a Trek Fuel SLR 90 and whenever I ride on flat dirt roads, the back gears randomly keep switching on me. It gets really annoying to ride Please help
0
votes
2answers
51 views

Chain too wide for gap between chainring and chainring guard

I have a Seek 0 2013 and recently the chain has been stretched so far that it needed to be replaced. On the Giant site it says that this is sold with a KMC Z51 1/2" * 3/32" chain. I've since gone to ...
1
vote
3answers
113 views

Help! Tire Pressure

I have a sorta light weight 54cm fixed gear (18 pounds) and I weigh about 115 pounds. I have a set of continental ultra tires for my 622/14mm (700x23) bianchi rims with standard 20-25 tubes. The thing ...
1
vote
1answer
45 views

Prevent xtracycle hooptie rattling noise

My Xtracycle hooptie rattles around when I go over bumpy roads when I don't have a passenger. Does anyone have a suggestion on how to keep it from rattling? I did move it to the most narrow ...
0
votes
1answer
73 views

Fairings for an Upright Hybrid Bicycle?

Do front fairings have an advantage for upright bicycles? There are fairings for recumbent bicycles such as this Zipper one: I wanted to know if anybody has experienced increase in speed/reduction ...
7
votes
6answers
2k views

Mechanic says not to use top three/bottom two gears or the chain will throw

I just bought a BTwin Fit 5, all stock, fresh from the distributor, Decathlon. Took it for light pacing at the store and things seemed OK. About 100 metres out the door, I shift up to the top end of ...
0
votes
2answers
133 views

How often should the headset be tightened?

I live in an area with a lot of potholes and commute daily (between 10-20 miles depending) on a modern road bike. Today while coming in hard (18+mph) to a stop, I went over a worn paving layer with ...
0
votes
2answers
57 views

SRAM X4 MTB Rear Derailleur H-Limit screw maximum open, but still on 7th Cog?

I own a 6 months old Rockrider 5.2 mountain bike. Everything was great until recently I noticed that the Rear Derailleur of my bike doesn't reach the highest gear cog, which is 8th. Its always stuck ...
0
votes
1answer
54 views

Is it possible to change a Shimano FC131 crankset's chainrings?

I'm going to buy a bike wtih this crank, but I want to change the bigger ring. This is one of the lower end shimano cranks -- so I am worrying that the chainrings may not be replaceable. Thanks ...
8
votes
6answers
257 views

How to dress for biking 3 miles to work in 40 and below so not to sweat to much but still keep warm

I bike to work. It's about 3 miles. I live in Minnesota. It is getting cold. When it is like 40 and below I bundle up but I sweat and then I am hot so I lose a layer and then freeze. Should I wear ...
0
votes
3answers
113 views

Can I change my large chainring without changing the entire crank?

The bike I wanna buy has a 42/34/24 crankset and TX-50 FD, now I was wondering if I could install a 48t(or bigger if possible, do tell) ring upfront while keeping the rest (i.e transforming it to ...
1
vote
1answer
102 views

26 X 1.75 front and 26 X 2.0 rear tyre?

can I use 26 X 1.75 for front and 26 X 2.0 for rear? the tube size is the same. Bike : Rockrider 5.0 Terrain : mostly Road, occasionally off-road.
3
votes
5answers
275 views

Do good tires lessen the chances of your innertube bursting?

I have only bought my bike for a month and a half and within this time span, my innertube actually burst 4 times. The bike itself is relatively cheap so I doubt that the tires are of good quality. I ...
1
vote
2answers
114 views

Should one pedal over a mild slope? [duplicate]

I do a bit of cycling these days, as in nearly 50 km a day. I do a ring-route. And, there is a mild slope, safe enough to sprint on, and roughly 2 km long with at a worst-case 400 m line of site ...
1
vote
3answers
237 views

safety of carbon fiber bonded to aluminum fork crown

I recently experienced the failure of the carbon fork on my 2001 K2 Mod3 road bike at 20 miles per hour. Yes, I was injured. My question is the bonding agent that secures the carbon fiber fork to the ...
0
votes
2answers
426 views

I want to start riding a road Bike. Is it a big difference if I buy a generic one?

I was looking into buying a road bike. I have been doing some research and I understand a little bit better about components. I was looking at the trek 1.1 but I saw a generic gravity liberty 1. It ...
0
votes
1answer
91 views

Behring custom made bike

Hoping someone can help me as I don't know much about bikes. I bought a 10 speed bike at a garage sale which the owner said was custom made by a bike maker in St. Louis, MO. She said the frame was ...
1
vote
1answer
113 views

Shimano Claris FH-2400 Rear Hub Dimensions

I would like to purchase this hub, rim and suitable spokes, but I am not able to find dimensions of this hub necessary to calculate spoke size. I have checked usual places where such information can ...
1
vote
2answers
122 views

Do DC HUB Motors For Electric Bikes use regenerative braking?

Or do I need a special control circuit aside from the included electronics?
1
vote
1answer
128 views

What are the differences between Tiagra and 105/Ultegra chainrings

There is quite a big price difference between Tiagra and 105/Ultegra chainrings. Do the more expensive ones last longer? Is there difference between performance? Is the weight only relevant ...
0
votes
2answers
160 views

Kenda cyclo cross 27 x 1 3/8 fit on 27 x 1 1/4 rim?

Will the kenda K161 cyclocross tires (27x1 3/8s) fit on a 27x1 1/4 rim? I havent been successful at finding this question on here or on google, apologies if it has been asked a million times. ...
1
vote
0answers
100 views

Schwinn Vestige no longer lights up; why not?

I have the Schwinn Vestige and a very long, bumpy, dirt/gravel driveway. A few weeks ago, we rode downtown and the frame lit up amazing, as it should. On the way home, it was not lit up. Hmm. After ...
0
votes
1answer
32 views

Bike seat frame

I got a Rhode Gear childs seat from a friend but they needed the Blackburn rack they had for it to go on for there next seat, where would I find out what type of Blackburn frame I need to fit an ...
1
vote
1answer
112 views

Choosing New Rims/Hubs & Assessing Size

I have a 10 year old Trek 7300 FX hybrid which came with Matrix 750 double walled rims. "559 x 19" is marked on the sticker of these rims. The tyres fitted are 700 x 38C (622) - I'm assuming (should I ...
4
votes
2answers
75 views

Valve Extender for Kids Bike

I can't seem to fit my bike pump onto my son's bike. The tires are too small, and there isn't enough of a gap to put the head of a bike pump on the valve. Are there any valve extenders (not ...
0
votes
3answers
128 views

Shimano 105 brifters - rear shift jumps multiple gears

I have a Specialize Roubaix that's about 10 years old with the Shimano 105 component set. I've started to develop a problem in the rear derailer where when I shift to a higher gear/smaller cog, the ...
0
votes
1answer
105 views

My front wheel was steering to the right… now it's steering to the left. What's the cause of this?

I already tried removing the cables that might pull it to the left. Still the same. I straightened the seat. I aligned the wheel properly. It's starting to annoy me. I cant ride my bike right. All the ...
0
votes
1answer
43 views

Sekai 2000 tire and rim?

I have a Sekai 2000 bike and the rims are bent very minutely. If I turn the wheels front or back and put my fingernail in a fixed position close to the rim, it is less then 1mm. Is that anything I ...
1
vote
1answer
62 views

Adjusting air pressure in the Tyre /Tire [duplicate]

I own a Trek 3500 and am an avid biker... I bike on roads mostly, but sometimes on trails too.. Is there any information anyone could share that would assist me in adjusting air pressure in the Tire? ...
1
vote
2answers
80 views

Loose Hub on front wheel

Front wheel hub is loose and the whole thing wobbles a bit. Im a fan of dubstep but there's a little too much wubwub in my hub. How do I tighten that bad boy up properly? Thanks!
1
vote
2answers
118 views

How do you make an end-capped gear cable?

I want to make my own gear cable of non-standard length. I have a cable with one end capped like the larger end-cap shown in the first picture; the other end is currently bare — I have trimmed the ...
1
vote
1answer
146 views

My disc brake rotors have started to corrode. What can I do?

For the last two weeks, I was using my bike heavily in rainy weather. I was cycling during rain for hours. Now I noticed that the discs of my disc brakes started to corrode. What can I do now? Should ...
0
votes
2answers
93 views

Upgrading rear derailer and cassette

I recently got what most people would consider a cheap and toy road bike as a gift. It came with very primitive RD and cassette (shimano SIS? I think). I enjoy upgrading my stuff, my question is, ...
3
votes
4answers
297 views

Reversing Drop Bars

If I need to sit more upright on an old Fuji road bike, can I turn the drop handlebars upright and reversed so that they come up and then point to the rear? I haven't seen anything on the net from ...
0
votes
0answers
35 views

Get a gift certificate for Assos cycling wear? [closed]

I have a client that is an avid cyclist. The relationship is ending with the client and I want to give him a gift. How can I give him a gift certificate specifically for Assos cycling apparel? I know ...
2
votes
2answers
128 views

The best way to deal with/prevent punctures on tubular tyres

I recently picked up some rather expensive tubular wheels on the back of a lot of advice to do with rolling resistance, comfort etc. However I've recently found I'm quite afraid to use them on long ...
1
vote
2answers
118 views

Internal Gear Hub for 16in Wheel?

My 4yr old son has a 16in Bikestar and at times he maxes out the gearing on it trying to keep up with his old man. How feasible is it to add either a 2 or 3 speed hub to such a bike? I'm concerned ...
0
votes
2answers
161 views

Front disc brake noise only at high speed

At a high speed (about 50km/h, but not sure exactly, as I don't have a speedometer) the disc starting to noise like it is touching the caliper/pad. At low speeds It doesn't noise and it's rotating ...
0
votes
2answers
63 views

Need help identifying bottom bracket

I need some help identifying my bottom bracket. One of the bearings is in a very bad shape and needs to be replaced. Bottom bracket photos
1
vote
0answers
39 views

Choosing a ladies commuting bike for beginner [closed]

I am choosing a bike to ride to uni (about 12 miles a day) and I am not an experienced cyclist. My budget is about £450, so I was initially looking on ladies hybrid bikes like Specialized Ariel, ...
8
votes
5answers
1k views

Does it matter where you buy the bike?

You can buy the same bike at different stores (see for example the Schwinn Discover, here, here, and here). Does the place where you buy the bike from matter in terms of what parts they put on it? Or ...
1
vote
0answers
34 views

Difference between front and rear tires [duplicate]

I've found some manufacturers have front-only or rear-only tire models. What is the actual difference between front and rear tires? Why specific tire supposed to be used only on front/rear wheel? ...
0
votes
3answers
89 views

Are front forks supposed to pull to centre?

So I took my bike in to the repair shop, to have the rear wheel replaced, but after the repair I noticed immediately the steering feeling a bit strange. I've since worked out why. The problem is that ...
0
votes
0answers
31 views

Garmin 510 lost data

I rode the Georgia 3 gap bike ride yesterday. For me almost a lifetime accomplishment. I used a Garmin 510 and when it reached 22% I plugged in an external charger. The screen continued to indicate ...
-1
votes
2answers
142 views

What to upgrade to achieve a higher top speed?

I enjoy going fast and my current bicycle tops too early, what kind of upgrades would I need to make to achieve a taller final gear?
4
votes
5answers
311 views

If a derailleur cable snaps on a long ride, how can I keep going?

A couple weeks ago I rode around Crater Lake, a 35 mile ride with over 4500 feet of cumulative elevation gain – the sort of ride you really want functional gears for. The night before my rear ...
8
votes
2answers
709 views

What is this metal bar parallel to the frame?

I saw this at work the other day and I was completely baffled. This bicycle has an additional, adjustable metal bar that runs parallel to the upper part of the frame, between the seat and the ...
10
votes
7answers
4k views

Is it realistic to fuel a long ride with NO sugar?

On a 6 hr. ride, I will burn around 4,800 cals. Assuming I start the ride fully carb loaded with around 1,500 cals in me, that means I will have to consume an additional 3,300 cals over the 6 hours, ...

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