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.

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4
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1answer
73 views

What do I have to know, to replace my hydraulic disc brakes with new ones?

I want to buy a new hydraulic disc brake for my old mountain bike, which already has a disc brake. As I am very far away from any bicycle shop I want to buy the parts on the internet. The shipping ...
2
votes
1answer
2k views

Is it possible to run standard mechanical shifting on a Scott Foil Premium frame?

The Scott Foil Premium is the highest end frame available from Scott Sports, and it is designed to run an electronic drive train, routed internally. The original reports were that this frame would be ...
0
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0answers
56 views

Where to buy 2005 Shimano 105/Ultegra brifter hoods?

I have a 2005 Trek 1500 WSD road bike with original Shimano 105 STI brake/shifter levers. I'm looking for replacement hoods for the brifters because the originals are wearing out. I believe the ...
14
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9answers
6k views

How does a bike's weight affect the overall experience of owning it?

Naturally, carrying a light bike up the stairs is much more enjoyable compared to a heavier bike. Are there any other aspects of a bike which are affected by its weight? For example, would the weight ...
0
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1answer
168 views

No Tourney or Altus parts on Shimano website?

Why are there no Tourney or Altus parts on Shimano site, only Acera? http://bike.shimano.com/publish/content/global_cycle/en/us/index/products/mountain/acera_9-speed.html? Did they stop producing ...
4
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3answers
112 views

Building a city/trail bike with a CX frame, what should I consider? [closed]

What would be a good build for a 80% city / 20% trail bike? I recently purchased a Cinelli Mash CXSS frame, I will be mainly riding in the city but wanted to also take it to the trails every couple ...
2
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1answer
62 views

Replacing a shifter

One of my plastic shifters broke and I am looking for a replacement on the internet. How do I know whether a replacement will fit my handlebar. Are all handlebars the same size?
4
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4answers
198 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 ...
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10answers
3k views

How much does bike price correspond with maintenance needs?

In this question (with this answer) I asked about a commuter bike, which is to be ridden 40 km every weekday, in the city. And apparently for this scenario I can choose either of two possible kinds of ...
4
votes
2answers
3k views

What's the performance difference between a front-load and top-load bike stem?

I recently bought a bmx and after doing a few tricks on it, the front-load stem became loose enough for the bars to slide forward (they rotated towards me about the point the bars were connecting at ...
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4answers
778 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
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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 ...
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4answers
319 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
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0answers
82 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
210 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
237 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
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1answer
223 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
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1answer
85 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
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2answers
612 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
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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
261 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
356 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
159 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
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1answer
219 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 ...
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2answers
126 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
548 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
308 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.
1
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0answers
435 views

Use of Shimano long-reach calipers with “New Super SLR” brake levers/shifters

So my bike has Shimano Tiagra ST-4600/4603 brifters (it's a triple) but is fitted with long-drop BR-R451 calipers. In theory, these should be incompatible because of the change in cable pull ratio, ...
5
votes
1answer
331 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 ...
2
votes
2answers
390 views

How do I know the model of my Shimano Torney SIS Index Rear Derailleur, I have a Vertical Henox T3 bike?

I had a vertical henox t3 bike which I hadn't ridden in a long time I changed gear and the derailleur bent into the wheel spokes and the derailleur is now bent and doesn't work properly. The ...
4
votes
2answers
791 views

Are there tugnuts made to fit forward facing horizontal dropouts?

Are there tugnuts meant to fit forward facing horizontal dropouts such as those on a Surly Cross Check, All City Space Horse, or Salsa Cassaroll which won't block rack and fender bosses and keep wheel ...
0
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1answer
51 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 ...
1
vote
1answer
660 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 ...
8
votes
5answers
4k 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
6k 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
553 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
90 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 ...
22
votes
11answers
31k 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
167 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 ...
7
votes
2answers
1k views

Benefits and drawbacks of Dropper posts?

From what I've seen, the last couple of years saw a new product type come into light, and since its inception it has started to appear on bikes (such as this one, this one, or this one) as a stock ...
2
votes
3answers
97 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
815 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 ...
27
votes
6answers
4k views

What bike+equipment for a long daily urban commute?

In the (distant) past I commuted 6 km (more than half an hour) each way, on a cheap bike with big knobbly tyres. Soon I'll have a new commute: 18 km each way, daily. That's much further than I've ...
4
votes
1answer
147 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
82 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 ...
3
votes
0answers
243 views

Disc brake pad and rotor compatibility

The SM-RT53 rotor should be used together with resin pads. If it is used with metal pads, the pads will wear out very rapidly. from Shimano BR M-416 disc brake manual Which rotors work well ...
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vote
1answer
205 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
4k 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 ...