Bicycle components without which it's not a working bike: wheels, brakes, saddle/seat, bottom bracket, derailleur, stem, handlebars, bolts, etc. Also tag with specific part.

learn more… | top users | synonyms (1)

5
votes
4answers
792 views

Bicycle Components: What's The Real Difference?

I am buying my first 'real' road bike soon and am comparing the Shimano Ultegra vs. the 105. I have read through their websites and marketing literature. What does the semi-vast price difference do ...
6
votes
4answers
1k views

Suggestions for progressive upgradation of bike

I have one bike, which is pretty cheap. It's a Mid-Level Mountain Bike of Motache (I tried to find a picture but, no luck). But, now I want to upgrade this bike progressively and change it into High ...
4
votes
4answers
2k views

Does the price difference between a Brompton and a budget folding bicycle represent quality

I understand the difference between a cheap and expensive road bike as I have owned one of each. My question relates to an example of two polar-opposite folding bicycles; a budget £129 bike and a ...
-1
votes
4answers
755 views

Are there any parts I should replace on my SCOTT Metrix 20?

I've recently bought the SCOTT Metrix 20. I'm usually having 3 road trips per week of 30 km / 18 miles. My goal is a total of 3500 km / 2200 miles per year. Question: Are there any obviously weak ...
0
votes
0answers
155 views

Where can I find a Shimano cs50 stopper fixing bolt?

Somehow I lost a single 'stopper fixing bolt' on my down tube cable stop. I have a set of Shimano sm-cs50 outer down tube cable stops, and I don't want to buy new ones because I only need one bolt. ...
4
votes
2answers
266 views

Name in English of different parts and tools

What is the name in English of the part that has a set of dented wheels and goes attached to the center of the back wheel of a bicycle? What would be the name(s) in English of the tool that allows ...
4
votes
1answer
966 views

What went wrong with my bottom bracket spindle length calculation?

Here's the facts: My bike frame requires a 70 mm Italian threaded bottom bracket I'm going to use a Nuvinci N360 IGH which requires a chainline of 49 (± 0.5) mm. I have Andel fluted cranks, which ...
0
votes
1answer
629 views

Can I change chainring size on a dirt jump bike?

I don't know the name of it but there is a part on single speed bikes. The gear? I think right where the crank is connected. Well on bmx bikes and especially dirt jumping bikes it is really small and ...
1
vote
1answer
87 views

Have you built your own components? [closed]

I got a commuter rig from a mailorder mike operation and would love to replace the stem with something I've made. I am getting into some CNC/casting/woodworking was curious if people have fabricated ...
7
votes
2answers
1k views

What is the name of the part, often seen on BMX bicycles, that allows an additional rider on the back the bike?

What is the name of the part, often seen on BMX bicycles, that allows an additional rider on the back the bike? It appears to be a set of relatively short but thick poles that go on either side of the ...
3
votes
2answers
2k views

How do I identify an SR SunTour fork exact model?

I recently located this SR SunTour service manual, containing schematics of a load of forks. Trouble is, my fork only has "XCR" on a sticker, and production date stamped. At some forum this is ...
5
votes
1answer
547 views

How tight should brakes and shifters be on the handlebars?

How tight should handlebar components be? Here it's said 6-8Nm. However, I don't own a torque wrench at that range. Should the brake levers and commands be tight, or should they be able to twist, ...
5
votes
2answers
533 views

Bottom bracket removal, what is this part?

I have a new (old) bicycle, and I am in the process of disassembling it. I arrived to the bottom bracket (with a cottered crank), and unscrewed the ring without problems, but then I'm faced with a ...
2
votes
1answer
426 views

What size of slick tire should I buy?

I purchased a mountain bike and I ride on the road most of the time and I was looking at slicks for my bike. My tire size that I have now is 26x2.00 and the rims. I have on are AT-550 26inch what size ...
0
votes
1answer
403 views

Trek 3700 XC Hardtail - looking to convert to temp road bike [duplicate]

Bike Description Front suspension, knobby tires Frame: Aluminum w/semi-integrated head tube, bi-oval down tube w/integrated gusset, rack & fender mounts, disc compatible dropouts, replaceable ...
1
vote
2answers
222 views

What is needed to change a set of wheels? + advice RE the cassette size

I've found a set of wheels I would like to put on my bike and have a couple of questions about how easy it is to DIY the job & compatibility. I have a 2010 Allez Sport Triple and want to swap the ...
3
votes
1answer
1k views

Can I run 2x10 XT Shifters on a flatbar road bike with 105 10 speed STI components?

I want to run 2x10 XT shifters on a flatbar but still want use the 10 speed 105 components of the road bike would there be any problems?
2
votes
1answer
499 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.
5
votes
1answer
447 views

are OEM parts of lower quality?

I've heard many times from experienced riders that OEM parts (parts that accompany a complete bike) are of lower quality than the exact same aftermarket parts (parts bought separatelly). Is this ...
0
votes
1answer
109 views

What size Mr. Tuffy Liner should I buy for my 24“x1.95” bike tires?

Mr. Tuffy size chart is here: http://www.mrtuffy.com/sizes.html My tire size is 24"x1.95". If I go by tire diameter, I should go with Mr. Tuffy's Blue liner which fits 24"x1.375". If I go by tire ...
2
votes
1answer
5k views

What are my options for replacing/upgrading my MTB front mech?

I recently damaged my front mech, a Shimano Acera, top swing, bottom pull, triple chainring. The rear cassette is 8-speed. So I need to replace this front mech. The original Shimano Acera is probably ...
9
votes
5answers
6k views

Good Quality Road Platform Pedals?

I am trying to find good quality but not exorbitantly expensive platform pedals for a road bike. I tried Shimano SPD, but ended up concluding that for me it was more of a deathtrap. I did end up ...
11
votes
1answer
7k views

Chart for bicycle component quality?

I'm not very familiar with all the different component groups available and wondered if there's a chart that ranks their quality (or price). So I'd know that Shimano 105 is the same level as SRAM ...
1
vote
3answers
1k views

Thinking of upgrading my brakes to these, is there an issue with “mushy” braking?

I want to get these in combination with new levers for my bike, but under the description it says: "Use of these calipers with standard SLR enabled STI and brake levers results in a "mushy" brake ...
4
votes
1answer
121 views

What are the original components to a 1953 Schwinn Paramount?

I have a 1953 Schwinn Paramount that I inherited and have been riding as my daily commuter. I think most everything is original, but am not sure. Where can I find out what the original components ...
23
votes
11answers
56k views

Why would one ever buy a 12-25 cassette when an 11-25 is available?

I was looking at purchasing some Sram Rival components. Looking at the available cassettes, there is a big variety of sizes available: 11-23: 11-12-13-14-15-16-17-19-21-23 11-25: ...
1
vote
2answers
1k views

Buying from AliExpress

I've notice that the business to business site AliBaba and it's more consumer friendly AliExpress website have a number of bike components for sale. They tend to be complete component groupsets and ...
2
votes
2answers
181 views

Suitable remedy for chain damaged by bike shop

I've got a fairly old Dawes Discovery 301 (not sure of the year); earlier today I took it to a shop to have a replacement bottom bracket fitted. I rode it 2 miles home, and noticed a slight ...
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 ...
2
votes
2answers
1k views

Planning on building a fixed-gear/single-speed from an old Schwinn World. What new parts will I need?

I think I want a flip flop hub, to keep my options open. If I get one off amazon, do I need to buy a freewheel and fixed-gear cog as well, or will those come with the hub? Also, does the hub have to ...
4
votes
1answer
161 views

What is the name of the part by the right-hand pedal on to which the chain grips?

There's a part common to all bikes that resides by the right-hand pedal that holds the front sprockets upon which the chain grips? I'm aware that this part contains the sprocket or sprockets on to ...
1
vote
1answer
98 views

Where can I find a replacement part for a seatpost collar?

I have a foldable bike and I need to constantly adjust the height of my bike seat, the problem is that one of the pieces of the seatpost collar is totally worn out and needs replacement. The part ...
1
vote
1answer
329 views

Confusion regarding the Shimano numering system

I have learned that the first couple of letters on a stamped Shimano part mean the part type e.g. FD - front derailleur, and the first digit indicates the series e.g. M960 XTR/DCL 9s M950 XTR 9s M900 ...
11
votes
4answers
5k views

Differences between Biopace and Rotor cranks

On mountain bikes of a certain age, "Biopace" chainrings are ubiquitous. These chainrings are (purposely) not circular. It seems that most people today agree that Biopace rings didn't live up to the ...
2
votes
2answers
7k views

Are all skewers compatible with all bikes?

I'm switching from a 1999 Rock Hopper mountain bike to a new Jamis Aurora road bike. I want to move my cheapy security skewers over to the new bike, but they look a bit different from the skewers the ...
1
vote
1answer
286 views

First time buying parts ( derailleur, chain, rear axel, shifters) need help!

I have a 21 speed (3 front, 7 rear) NEXT bicycle ( model number 8568-49, year 2007.12.06) sitting in my back yard at the moment a few missing parts and I was hoping to get some help on what to get and ...
0
votes
1answer
338 views

What is a Q-LOC axle? Is it compatible with Quick Release?

So what is a Q-LOC axle? If I decide to install a fork with such an axle, do I need another front wheel or is is it possible that my current QR hub is compatible. What do a Q-LOC wheel look like and ...
19
votes
4answers
13k views

How much do components really matter for a non-competitive rider?

I do not ride competitively, but plan on doing some longer distance rides (+30 miles). I've read that better components are lighter, run more smoothly, and last longer. Out of those three categories, ...
11
votes
1answer
306 views

Understanding MTB Pedals

This question is bugging me for a very long time. Look at the picture below. Notice the area I have denoted with red circles. What is that? Does it represent something? Maybe something like ...
0
votes
1answer
196 views

Crankset for SRAM Apex Groupset

I have SRAM Apex Shifters, FD, RD, and Brakes. Can I use a SRAM Force BB30 Crankset? Thanks Paul
0
votes
3answers
597 views

how to convert my 21 speed mountain bike into a road/cycling bike?

I was wondering if I could convert this https://sphotos-a.xx.fbcdn.net/hphotos-ash4/q71/s480x480/430156_461794267240029_1042500253_n.jpg to a cycling bike like what would i have to do to that bike to ...
1
vote
1answer
365 views

Long Quill Stem?

I picked up a used mid 1990s Serotta Colorado CSI (lugged steel) bike. It is a size 54L which in Serottas from that era means it has a 54 seat tube but a 55 top tube. The size was not intentional, it ...
1
vote
1answer
660 views

Is there any replacement for the chainrings of a Shimano STX crankset?

I have a Shimano STX Crankset (probably FC-MC series or similar, around 2001) with worn out chainrings (5 Arms). Is there any contemporary replacement opportunity for either the chainrings or the ...
1
vote
1answer
359 views

FC-M330 replacement

I have a Trek 4500 with a Shimano FC-M330 crankset. I need to replace the crankset and was hoping that someone could tell me the current replacement. I believe that I have narrowed it down to the ...
3
votes
1answer
104 views

DIY colouring components

I find silver, black and occasionally red are quite dull colour choices. Granted there are some components out there in more interesting colours, but the engineer in me won't let me choose the "wrong" ...
3
votes
2answers
3k views

Can a 10-speed mountain bike chain be used on a 10-speed road bike?

I would like to use a Shimano Deore XT Chain CN-HG94 on my road bike. Are there any differences between roadbike chains versus mountain bike chains that prohibit this? Sample Road Bike Chains: Dura ...
1
vote
1answer
855 views

Is it possible to date Shimano components?

I have heard that Shimano releases an updated or redesigned component line about every four years. The old technology then passes down to the less expensive product line. If this is true, theoreticaly ...
6
votes
2answers
1k views

How much of the saddle rail is suiteable to use

Is it possible to safely set the seat to the max to get the saddle as far forward as it will go. Or should it only be clamped within the marked range 0 to 3.5? I have marked the points in red. The ...
23
votes
5answers
4k views

what makes a good entry level road bike?

I've been riding a mountain bike for years, but I prefer to go longer distances on paved ground, so I think a road bike would be better. When I ask what is a good bike, I don't need brands/models - ...
5
votes
2answers
2k views

How to make a lockable front suspension last longer?

Lockable suspension is very handy on every ride. But I have witnessed a few cases where they break way too soon, in comparison with other types of suspension. The locks fail to be effective, or the ...