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Questions tagged [build]

Building a bike starting with a frame and adding components to it. If you're starting with tubes that's "framebuilding".

4
votes
3answers
136 views

What are the benefits of purchasing a complete bike from a respectable brand? (Road cycling)

I've been into cycling (almost) my whole life. I've been riding BMX for over 20 years and since 5-6 years I've been doing a lot of road cycling. I ride contests, crits, TT's,... I've been looking to ...
1
vote
2answers
96 views

Easiest bicycle to assemble? Single speed?

I have an XC MTB, a road bike and a trainer, which I maintain. I also do maintenance for the kids and wife's bikes. Today I replaced a cassette in my road bike - something that required special tools ...
1
vote
1answer
160 views

Cost of trickle down on components

I enjoy buying used gear and building up bikes, but often wonder why some used/older components are only a fraction cheaper on sites such as eBay. For example, Shimano Ultegra 6600 10 speed shifters ...
0
votes
1answer
84 views

Shimano 105 RD-5501 on a six speed freewheel?

I was doing a cleanup at the storage room and found a box of mint 105 parts (brakes, FD, RD, triple crankset and BB). Based on the newspaper inside the box, the parts were laying there for at least 10 ...
2
votes
1answer
105 views

Use disc fork on an Lynskey R260?

I got a great deal for a Lynskey R260, that is set for caliper brakes. I'm building my first bike from scratch and am thinking of using disc brakes on the front fork. Is there any reason why I wouldn'...
5
votes
2answers
629 views

Ideal distance between chainring and chain stay

I am building a single speed bicycle, and I have most of the drivetrain parts: Rear hub 18T rear cog (40-40.5mm ideal rear chainline -- wheel undished) 1/8" chain crankset with 40T chainring I used ...
0
votes
1answer
57 views

How to find a fitting drivetrain

I'm currently building up a new bike from a vintage Scott Windriver MTB frame. My plan is to install a Shimano Zee 10-Speed drivetrain because I don't really need more gears in my area, I want it to ...
1
vote
1answer
60 views

What tool do I need to press fit a “Spanish” bottom bracket?

I bought a BMX style bottom bracket called a "Spanish" bottom bracket for a dirt jumper. Instead of using a hammer and a block of wood, I would like to do it correctly with a press... however, I'm ...
2
votes
1answer
104 views

What do these headset specs mean?

I'm building this frame from the ground up: https://www.deitycomponents.com/cryptkeeper_frame.html The specs for the headset say: IS 52/40 Lower Bearing (Tapered Steerer) IS 52/30 Lower Bearing (...
1
vote
1answer
150 views

Building a Dirt Jump Bike - Spanish Bottom Bracket?

I'm putting together a Deity Cryptkeeper and confused about which bottom bracket to buy... The specs say: spanish 73mm Bottom Bracket Does this mean 73mm wide and 37mm diameter bearing?
4
votes
1answer
166 views

Steps to remove Ultegra and install SRAM Force disc brakes with internally routed hose

I have a CAAD12 disc with Ultegra, but I prefer SRAM, so I have got some nice new Force levers & calipers that I need to fit. This is my first experience with disc brakes. The front setup isn't a ...
0
votes
1answer
55 views

Single Speed Newbie Build [closed]

So I just got Peugeot bike frame that I'd like to make into my regular commuter. I had a KHS triathalon single speed for a few years that a road day and night from city to city, putting miles on it. ...
0
votes
2answers
168 views

How much of a mark-up do you pay building your own?

So, I have read the pros and cons question, and the why it is more expensive question, but I didn't notice anything on how much more expensive it would be. So, if I want to buy a high-end bike a ...
1
vote
2answers
186 views

When is it worth rebuilding a frame?

I found a discarded 'mongoose alta' frame and an 'araya - japan' front wheel. It's missing the rear wheel and the seat (no seat post either) Looks like the gear change is still in very good shape... ...
0
votes
1answer
228 views

Why is my bike looking so light yet so cheap as I make a list of what I need to build it?

I've been searching around to get a rough price for a home-built carbon fibre bike. I'm almost sure I've left something out though as my bike looks like it will be weighing a mere 5.8kg for only €1230!...
4
votes
1answer
669 views

Installing downtube shifters with no clamp

I am trying to convert my Schwinn Mountain bike into a road bike. I bought a set of Shimano SL-SY20A 3 (2) x 7 Speed Down-Tube Shifters. they have a clamp attached but my downtube is very wide and the ...
3
votes
1answer
716 views

Cross top Levers as primary brake

Has anyone ever tried to use Cross Top levers as your only braking method (ie not just as an interrupter for the drop levers)? I'm guessing it wouldn't work as you need the cable to go straight ...
1
vote
2answers
884 views

How to lace a 36 hole 4x9 groupped spokes?

does anybody have any information on how to lace a 36 hole 4x9 grouped spokes? I am thinking to buy a set of rims of this make, but I am not sure how to lace it. Can I cross the spokes or do I have ...
4
votes
3answers
1k views

Alternatives to Long Drop Calipers

Anyone have a clue what type of brake I can fit to this front fork? The reach to a 700C wheel would need to be 80MM (do you even get calipers this long?) and the only brazing on the fork is this ...
1
vote
1answer
742 views

Remove a hub gear or buy new wheel?

I have recently come into possession of a Coventry Eagle that I want to turn into a single speed bike. The Coventry Eagle has a three speed internal Sturmey Archer hub gear, obviously on a single ...
2
votes
2answers
732 views

Frame/fork compatibility

I have a singlespeed/track geometry frame and I am after a fork that matches it. Besides the diameter of the steerer tube (it's 1 1/8"), what should I be looking for in the fork specs to be sure ...
1
vote
2answers
1k views

Can I attach SRAM trigger shifters to a 31.8mm braze on adapter?

I noticed that Paul's Components make an adapter that enables SRAM shifters to be mounted to a road bar by exploiting the Matchmaker system. I live in England so anything from Paul's is très expensive,...
5
votes
2answers
12k views

Choosing a rear derailleur for 11-42t cassette on a SRAM 10-speed 1x system

I have an 11-42t 10 speed cassette and a 42t narrow wide chainring. I cannot work it out definitely whether a Sram long cage rear derailleur will work with it. I think that this one should work but ...
3
votes
1answer
2k views

Getting the right Bottom Bracket

I’ve recently got my hands on an old steel frame which I’ve decided to turn into a bit of a build project. I’ll be honest though, whilst I’ve ridden for many years, beyond basic maintenance my ...
4
votes
1answer
2k views

What are the differences between Columbus Tubings?

I'm just wondering why there are seven kinds of tube sets by Columbus (or Reynolds). There's XCr, Spirit, Life, Zona, Max, SL, and Cromor. I recently had a frame made using the Cromor tubeset; mainly ...
0
votes
1answer
813 views

Maximum carbon steer tube length? [duplicate]

When cutting a 1-1/8" to 1-1/2" carbon steer tube, what is the maximum length you can leave outside the head tube and the stem clamp? Is there a maximum? How would you determine what the maximum steer ...
3
votes
1answer
136 views

Sociable quadracycle build. Disc brake rotor size?

I'm building a quadricycle. This sociable is planned to be around 120 lbs / 54.5 kg. The only "Guide" to proper rotor size versus weight is one I found from Magura. Average pilot/rider weight I figure ...
1
vote
1answer
68 views

Replacing fork and hydraulic brakes

I had a 2012 29er Giant Talon that got a bit trashed a few years back, so I bought a new bike which was recently ripped off. As a result I am currently trying to get my Talon in working condition ...
4
votes
2answers
136 views

How should I gear a 12" wheel on an adult bike?

Background: A couple years back I built a chopper with a 26" front wheel and a 12" rear wheel. It was a lot of fun, but I had to pedal like mad to get anywhere. Unfortunately I could not find a rear ...
0
votes
1answer
204 views

Single speed dirt jump specific frame for general riding

I am in the market for a new bike and come from a background of mainly cross country (XC) / all mountain (AM) type riding but have ridden BMX also in the past. I'm not averse to standing up and only ...
3
votes
1answer
841 views

What fork size is 32mm (inside diameter on the frame) considered?

Good day, I'm new to the whole bike building process, but I've finally decided to make the step and build a semi-nice bike. I've bought a really nice aluminium frame 2nd hand, but its sizing has me ...
5
votes
2answers
494 views

Buy Time-Trial bIke or convert road bike

I have started doing triathlons but don't want to invest in a Time-Trial bike until later. What are the problems with converting a road bike to a Time-Trial bike?
3
votes
1answer
185 views

Should I upgrade/rebuild an old rusty bike or get a new one? [closed]

A couple days ago my friend gave me an old bike. Much of the bike is very rusty although the frame and handlebar does not have as much rust. I am not a bike expert and have been learning quite a bit ...
1
vote
3answers
229 views

Bike-in-a-Kit Concept

Has anyone in the group has tried building a "Bike-in-a-Kit"- a sort of DIY bicycle, which can be entirely assembled and disassembled by the user and can be conveniently carried in a bag ? I face such ...
1
vote
2answers
660 views

Is it possible to buy a frameset from Trek that isn't listed separately?

I am thinking of buying a Trek CrossRip or 720 touring bike, but I want it with Ultegra Di2 and the bikes are only listed on the Trek website with lower-end components. So I'd like to buy a frameset ...
7
votes
5answers
20k views

Building bike from scratch: why more expensive than pre-built?

I was going to ask about the pros and cons of building one's bike from scratch, but I came to the conclusion that I'm not going to do it (asking and building). Now my question is: why is it (usually, ...
0
votes
1answer
116 views

Can I put a Tortec Epic rear rack on a 27" frame?

I'm reviewing racks for my newly re-built vintage tour bike. I have 126mm drops. I'm guessing I can just use spacers/washers to get the width lined up, but the it's listed as 26", so if there isn't ...
2
votes
1answer
314 views

Wheel building - ever encountered nipples that are screwdriver-only?

I bought "powder coated" nipples for a new build to match a frame. It's for a SOMA Wolverine and the wheels were to be black spoke & rim with orange nipples - all the other non-orange parts are ...
1
vote
1answer
42 views

I have an old Sugino 110mm BCD ring set, can I replace low ring with SHIMANO FC-5650 chainring 34T?

I have a 48 tooth main ring with 165 cranks. FD is Sora double and rear is Tiagra short with Shimano 7 freewheel. If I can put this 34 ring on it gives me sufficient range for the next few months and ...
3
votes
1answer
131 views

If I am using Bar End Shifters, is there a compelling reason to change the old brake levers?

I have old dull aluminum break pulls on dropbars with suicide levers. The new brakes are Tektro long reach. Should I change the levers? If so what is a good quality/price lever to buy?
1
vote
1answer
342 views

I've decided on Bar End Shifters for my Vintage tour bike rebuild. I think I've got it down to these. Any reason to choose one or other?

The contestants: Shimano SL-BS64 Ultegra Bar End Shifter Set (8-Speed) and Dia Competition Grand competition ENE bar end control. Seem fairly similar and both well loved. I'm aiming at pairing ...
0
votes
1answer
79 views

Can I add 3rd chainring to a an old Sugino double?

I have a vintage (165mm-Crnk) Sugino 40/48 on here now, but am looking to add some gear range for up hill with med-sm load. I have a Tiagra short cage RD and a Sora double FD. I am friction shifting. ...
0
votes
1answer
162 views

I'm evaluating how to best match a new handset and rear wheel to a vintage rebuild [closed]

My first bike after move to Japan. Picked up an old 520 Cro-MO frame by Tsunoda - Grand Prix , minimal rust and decent paint. It had some old Suntour VX derailleurs, aluminum-far-too-narrow drop bar ...
0
votes
1answer
468 views

Should I stick with my Stolen (brand) BMX or should I build my own bike? [closed]

I live in Greece and I am 13 years old. Recently I found a Flatland frame and thought about building my own bike. Should I build my own bike or should I stick with the Stolen BMX I already have? I ...
3
votes
2answers
2k views

How to convert a commuter CX bike to an Electric bike?

I would like to convert my current bicycle into an E-bike. While there are many conversion kits available and plenty of sites with tips on this, none of them quite meet my needs, or they fail to ...
-2
votes
1answer
2k views

Pedals won't turn while riding [closed]

Rebuild bike converted to a single speed. Using a tensioner on the chain. Have a three ring chainring and using the high gear (46T) and a 16T cog. Bike spins great on the work stand but riding it I ...
-1
votes
1answer
62 views

Building a bicycle using a service [closed]

I want to build a bicycle but I'm lacking the facilities to do a paint job etc at my place. I want to use an online 'build a bike' website but one that offers a great selection o colours, accessories ...
1
vote
2answers
894 views

Trying to build first fixie?

So this is the first fixie bike I would have owned. I am unsure if I want a freewheel one or not so I won't have to constantly pedal. But I was wondering or seeking help for how I could build one by ...
1
vote
3answers
931 views

Reuse oversized hardtrail frame to build a commuter bike? [duplicate]

I have a spare hardtrail frame which is too big (20.5") for me (5'7") for riding trails. Would it make sense to build a commuter bike for me as road/touring bike frames are generally larger than MTB? ...
1
vote
1answer
451 views

Where to buy (carbon) framesets? [closed]

I'm looking for online suppliers of carbon road framesets, the major online retailers Wiggle, Evanscycles and Chainreactioncycles don't seem to have much choice available (~<10 each) with low ...