4
votes
4answers
489 views

How long should pedals last?

I use cheap flat pedals, aluminum or plastic. They lasts about a year (1K-2K kms) before dying (cracking noises at each stroke). I don't mind paying US$10 each year, but it hurts my eco-heart: I want ...
1
vote
2answers
305 views

Is it cost efficient to Convert a Huffy Mens mountain bike to a road bike like the one I rented at Orange Peel in CO?

While on vacation in Steamboat Springs CO I fell in love with a road or trail bike I rented and so did my family. We road for miles on a trail and it was great. I want to convert the mountain type ...
0
votes
1answer
277 views

What are the standard shifter designs and mechanisms? [closed]

What are the standard shifting methods? I only know the shifting dial on flat bars and the old fashioned levers on ten speeds. I'm not asking about when to use a particular gear but the mechanics of ...
6
votes
2answers
485 views

Suspension setting for slippy and steep uphill

Normally one locks or sets both suspensions to a really hard setting to not loose to much force while going uphill. I'm however having problems on steep passages, as my front wheel lifts off the ...
3
votes
1answer
177 views

Why are chainrings 50T and larger five-bolt rather than four-bolt?

I've noticed that chainrings 50T and larger all use five bolt holes instead of four, invariant of BCD. How come? Is this simply due to tradition or is there a mechanical stress reasoning?
6
votes
3answers
6k views

Cyclocross frame size vs. road bike frame size

I'm in the market for a used cyclocross bike to use as a winter bike, and so I've been browsing craigslist. I generally ride a 56-58 cm road bike frame, so I turned down an otherwise good deal ...
4
votes
1answer
469 views

Very basic mudguard question

I have mudguards on my bike as shown here: Firstly, I don't even know what the metal spoke-like things attaching it to the bike are called. Do they have a name? Secondly, what do I need to attach ...
4
votes
5answers
709 views

Panniers or rack bags for photography equipment

Currently I am cycling a lot with a backpack (specifically a chrome citizen), whilst the bag is brilliant it's just not big enough for everything I'm carrying, and with a lot of weight in it it hurts. ...
3
votes
2answers
2k views

Will any Avid brake bleed kit work with my Promax brakes?

I need to replenish the fluid in my front brake on my Whyte Portobello (Promax Hornet disk brake) after all of the fluid leaked out through my own mistake. I'm looking at kits like this on eBay, ...
2
votes
3answers
113 views

Is there a collective name for the non-groupset parts?

I would like to estimate the price of a bike if bought in parts. One thing is the frame, that is easy. The front and rear shock can also easily be checked out as individual components. Tires A ...
7
votes
2answers
10k views

How do you fix a puncture on tubeless tires?

I recently got a new bike with a set of tubeless compatible rims. The stock tires are clinchers with tubes. I'm thinking about putting tubeless on there, but I don't have any experience with them. We ...
3
votes
4answers
416 views

How do I stop my bike tires from puncturing?

I recently bought a specialized Stumpjumper 29 and its only been a few weeks but I've punctured the tire four times already. I think im getting the punctures from the trees and bark on the trail but ...
2
votes
2answers
237 views

Can you rebuild a Sram gear hub?

I bought a used bike with Sram 7 gear hub and after a few weeks, the chain started falling of all the time. I took it to a bike shop and they told me that the problem is in the gear hub, that it's not ...
1
vote
0answers
170 views

What to upgrade on a Raleigh MV7? 20"

I am undecided to upgrade the BB and crank or change a wheelset. Any advice on what might help me spend less effort pedaling? I actually find a steel 26" MTB easier to pedal.
8
votes
2answers
396 views

Mountain bikes: Downhill braking

What's the better braking strategy for steep, technical descents? "Brake hard, then release completely & roll." vs. "Maintain constant pressure on the brakes."
1
vote
1answer
95 views

mountain bike switching tyres I get a puncture, why, am i doing something wrong?

I have a mountain bike with 2 sets of tyres, a road set and off road set, when I switch between them about 1 in 3 times I seem to get a puncture, and I can't see why? I've gone though 4 innertubes ...
6
votes
3answers
9k views

Leave a bicycle in the rain for a day - is it safe?

I use my bike (gt avalanche 1.0) to commute to work. Now it's autumn and so rain can happen just every day. So the questions are: is leaving my bike outside harmful? Should take the seatpost with me ...
6
votes
1answer
293 views

Why would higher fork contribute significantly to breaking the frame?

When I recently cracked my frame near the headtube, every bike shop that I went to, asked me explicitly "Did you put a longer travel fork?". Putting aside that apparently fork travel and fork crown ...
3
votes
2answers
699 views

What would be the handling of a bike with reversed stem?

There are short and long stems: What effect does changing the stem length have on my bikes handling There are flat bars and there are curved back bars for comfort upright position: There even ...
4
votes
1answer
283 views

How brake pad dust/residue affect braking and rim life?

You know the dust that's left on the rims' groove after a while, does it have any significance in braking or rim life? When washing the wheels I just realised that the dust must be coming from brake ...
2
votes
1answer
161 views

Fixed gear conversion - hub spacers

I am converting my 80s steel peugeot to a fixed gear. I have purchased most of the parts an had a wheel built onto a SS hub. Now, SS hubs are narrower than road hubs - 120mm vs 130mm (although I ...
3
votes
2answers
890 views

Air in hydraulic brakes after bleed

Today I bled an Avid Elixir 1 after it had gone soft over the winter. I followed the directions in the Park Tools Big Blue Book completely, used an Avid bleed kit and opened a new bottle of DOT 5.1. ...
2
votes
1answer
497 views

How to get a replacement crankset gear for Dahon P8?

How can I get a replacement crankset gear for Dahon P8? It is a 52 T with 5 screws. I searched shops here in Belgium, but they have only an expensive whole assembly.
4
votes
2answers
10k views

Deformed/uneven/bumpy wheel/tire/tube, how to diagnose or repair?

My bike has a deformation in the rear wheel, almost surely not due to the rim. At some point the tire has a "valley", causing it to bump instead of rolling smoothly. I'd like to understand if I have ...
2
votes
1answer
310 views

Uneven Disc Brake performance

I'm using Hayes CX-5 Mechanical Disc brakes with Avid The G2 CleanSweep Rotors on my cross bike. I believe the Pads that come stock with Hayes CX-5 brakes are semi-metallic. I'm experiening uneven ...
6
votes
7answers
4k views

Reusing SRAM 10 Speed PowerLock?

According to: http://www.sram.com/sram/road/technologies/powerlock "SRAM chain engineers developed PowerLock as a tool free, sure and consistent way to connect our 10 speed chains. While PL does ...
5
votes
1answer
401 views

Repairing Carbon / Aluminum frame

My road bike is aluminum with a carbon rear triangle. The carbon rear slides into the aluminum, and I believe was bonded with some sort of epoxy. The pieces have begun to separate after 2.5 years ...
5
votes
5answers
2k views

How to properly position foot on flat pedals?

I recently replaced my clip-in pedals(SPD) with regular flat pedals on my commuter cycle with the hope to avoid wearing shoes with cleats on my commute. I want to wear my water proof boots to work ...
2
votes
1answer
205 views

New Bicycle - Brakes Squeak [duplicate]

I just bought a new Schwinn Cutter, but my brakes are constantly squeaking when I apply them. It has nothing to do with weather as I haven't taken it out in the rain. The rims on the bike do have some ...
1
vote
3answers
450 views

How to compensate broken thread in brake barrel adjuster?

On my disc brakes I realized the barrel cable adjuster has its thread broken and most of it is stuck inside the calliper. The picture is not my brake but they are quite similar: the black barrel ...
5
votes
4answers
246 views

Alternative uses for an aluminum MTB frame

Any alternative use for old mountain bike tyres and inner tube? So my frame has a large crack near the headtube and I am replacing it. Could I use the frame in any other way? E.g. give it away ...
3
votes
2answers
454 views

Do I need to face my new frame?

I just purchased a new aluminum MTB frame. The headset is a standard "NECO, 142, 1-1/8” AHEAD". The BB is ... I'm not sure, but is internal and threaded. How do I determine if I need to face or ream ...
8
votes
1answer
377 views

Help please to identify my Tandem

I have just purchased an old tandem, but don't know the make or year. Can anyone help me to identify it. The frame is steel and it has a frame number of 452599. There are no decals fitted but I attach ...
6
votes
4answers
1k views

Which way should a seat post clamp be oriented?

I heard somewhere (I don't remember where) once that a seat post clamp should be oriented with the gap at the front of the seat tube, opposite of the gap in the top of the seat tube. The logic behind ...
6
votes
2answers
2k views

What size are the screws used for water bottle mounts etc?

There's one size of bolt that's used all over modern bikes: water bottle mounts and the braze-ons for racks leap to mind. Whenever I need a few, I take one to the hardware store and sift through the ...
2
votes
1answer
180 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
236 views

Is there a minimum weight limit for mountain bikes for USAC riders who are not UCI?

Basically the title is the questions, but to repeat is there a bike weight limit for riders who belong to a national association such as USAC, but are not riding for UCI points or registered with UCI? ...
1
vote
1answer
214 views

Source of John Deere line of children bicycle tires?

My son's bike is 12 inch children bike with the John Deere tractor theme to it. Aside from the paint, this line of kids bikes have some rather beefy, large square knobby tires. As with any ...
6
votes
2answers
491 views

What is the purpose of a braze-on on the underside of seat stay?

I have a Jamis Citizen 2 Step through (2013 or 14 maybe) which has a braze-on on the underside of the seat stay near the brake studs. Just one braze on each side. I'm curious as to what the intent ...
4
votes
1answer
108 views

Does rebuilding a hub increase efficiency?

I was recently helping a friend build a bike from scratch, and one of the first things he did was to inspect the hub to check that the wheel was rotating smoothly. He was adjusting the cone and lock ...
1
vote
1answer
568 views

How long does a shifter, rear mech and front mech last?

I am talking about absolutely dirt cheap components which are non-branded. In terms of number of kilometres how long do they last? The bicycle is ridden on city and country roads and maintained ...
10
votes
3answers
1k views

Is it harmful to store a bike in a repair stand when held by the seatpost?

I am currently storing my bike in a repair stand where it hangs by the seatpost. I was wondering if this might not be ideal and that the prolonged hanging might put too much stress on the bike and ...
1
vote
1answer
1k views

Will this Retrospec Siddhartha bike suit my needs? [closed]

This is my first question on here so please take it easy :) I will be relocating to Surrey (UK) in 2 weeks due to being offered a new job (as a software developer) and I am thinking of (finally) ...
11
votes
2answers
894 views

What's the best technique for removing a tyre from the rim?

This question talks about fitting a tyre back onto a rim, but I'd like to know how to get the tyre off in the first place. Especially if the tyre is very tight, or the dip in the middle of the rim ...
4
votes
2answers
412 views

Crank arm snapped: what could have caused it?

Recently, on my single-speed bike, the right crank arm just snapped. Was slowly going up a hill, and all of a sudden it broke in two pieces. I have now exchanged the entire crank & chain set ...
6
votes
3answers
2k views

Metal or plastic levers?

What are the advantages of buying plastic over metal tire levers? (or vice versa). Which ones are easier to use?
10
votes
4answers
584 views

Why use multiple materials on chainrings?

Why is it that on a typical mid-level road triple crankset, the outer rings (larger rings) will be aluminum, while the inner ring (small ring) is chro-mo? It seems to me that if aluminium was good ...
1
vote
1answer
441 views

Fox Talas full travel not reachable

Last 20 mm of my new Fox 32 Talas 29" 130mm 2013 fork is not possible to reach. It gets quickly hard before the full travel. It is ridden for 150 km so far. Tested both on trail (hitting rocks on hard ...
6
votes
1answer
892 views

For road riding, are mountain bikes safer than road bikes?

My son (age 15) and I have ridden a couple of thousand miles in the past few years--road riding. We like mountain climbs and descents. He was on a comfort bike until a month ago, when he acquired his ...
1
vote
1answer
163 views

Removing Old Freehub Body

I saw this. However, looking at a old 7 speed freehub body, it looks like it takes a special spline wrench (TL-FH10). It looks very similar to the fixing bolt here. Or do I need some other wrench ...

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