Bikes designed for road use only. Could be any road-only bike, but typically means bikes optimized for speed / racing / club rides with drop handlebars, narrow tires and a crouched-forward rider position.

learn more… | top users | synonyms

4
votes
2answers
313 views

Validity of UCI motor concerns

In the wake of the seemingly renewed post-race examinations for 'mechanical doping' by the UCI, I was wondering if anyone has experience with the motors in question (like the Vivax Assist - thanks, ...
10
votes
3answers
4k views

Is it worth it to reverse the wrap direction of handlebar tape at the brake levers?

The Park Tool Handlebar Tape Installation guide suggests that the direction of wrapping can be either self tightening or prone to loosening. Its basic instructions make the tape self-tightening on the ...
3
votes
3answers
114 views

Crank axle cracked on 1972 Centurion, looking for guidance on how to replace

As I said, I have a 1972 Centurion. Today while riding I hit a pothole as I was coming down on my left pedal. I immediately felt like my pedal was moving around in ways it shouldn't. Stopping to look, ...
4
votes
2answers
3k views

How does the geometry of cross bikes affect on-road handling?

I'm planning on getting a cyclocross bike for commuting because my road bike is suboptimal for riding in rain and snow. A bike shop employee told me that cross bikes have worse geometry for riding on ...
1
vote
4answers
2k views

Are road bike seats interchangeable?

I am a beginner to riding on road bikes. A friend has lent me his road bike (Giant) for about 1 month and I want to use it as much as possible before I think about buying my own. The current seat is ...
20
votes
13answers
23k views

How can you speed a road-bike up?

So, I have an 80's raleigh bike, reassembled from spare parts. I'm wondering what the best way to get more speed out of the bike is. Wheels? Gears? Lighter gear? Different pedals? I'm rather fond ...
3
votes
4answers
2k views

Single pivot brake with handlebar levers (Resurrecting an old Colnago)

I have an old Colnago I want to resurrect, which after some Google-ing I have discovered is very similar to the bike here (but in blue): I want to replace the drop bar brakes with "standard" brakes ...
5
votes
3answers
552 views

Size question. Performance v Comfort

I was checking some bikes on Decathlon (a large sports orientated chain store) and I found this size guide for some of their BTwin bikes. On their chart [pdf] that maps rider measurements to bike ...
0
votes
2answers
138 views

Help altering old Marin MTB to an In-town pavement cruiser?

I have an old Marin Bobcat Trail MTB with 26" wheels. I want to make a road bike out of it, and don't want to spend a bunch of money. I just want to be able to go fast and coast for awhile, so I don't ...
11
votes
3answers
609 views

Software for time-trial race

I'm looking for a piece of software to conduct a local time-trial race. There will be some 50 riders: large enough to make the job of preparing race results with bare pen and paper rather hard and ...
1
vote
3answers
6k views

Difference between road & mountain drivetrain

Basically MTB and road bikes have different brand parts (like deore / XT; Sora / Utegra etc). What are the main differences between the 2 types, that will make it incompatible? Are there things ...
0
votes
1answer
141 views

Another mysterious frame identification

I've got another mystery at my hands. This time this 26.6mm seatpost (although i'm not with a paquimeter on my hands, a 26.8mm one almost fits is), italian thread bb. By scratching the dropouts I ...
2
votes
3answers
2k views

How many lumens (lm) should a front light have?

I need a front bike light for pretty quick night riding on roads beside the town. I found one that has 120lm, 30lux, and 92m shining distance. Is it enough? What parameters should a good front light ...
4
votes
1answer
46 views

Using 9 speed Deore front shifter with 10 speed Ultegra front Deraileur

I am trying to build a bike out of all the spare parts I have in my garage. I found a 3x9 Deore front shifter, 3x10 Ultegra front d and crankset. Would they work together? By the way, I am building a ...
2
votes
0answers
68 views

Road bike rentals in Europe [closed]

I'm going on a holiday to Southern France for road cycling within the Provence region and I'm wondering if I shell out on a bike box and take my own bike or just hire a road bike out there. Does ...
2
votes
2answers
302 views

Road bike for brevets

Until today I've been doing 200km brevets on a trekking bike. It was quite comfortable, there was no ass pain after that, but the average speed was low (24km/h). Also if the wind blew, I had problems ...
2
votes
1answer
395 views

Calibrate Tensiometer

I want to calibrate my Park Tool TM-1 for my weird spokes. I want to build a box with some kind of weight measuring device where a spoke can be put under 1600N of tension. Rumours on other boards say ...
1
vote
2answers
165 views

Motorising a bicycle.

Can anyone advise on the best way to motorise a bicycle apart from electric motors? I think I would like to fit a small two stroke engine.
2
votes
3answers
314 views

Winter boots or neoprene covers?

I'm looking at options for new winter footwear and am split between buying new boots (must be look/3 bolt, which seems to constrain options somewhat) or buying covers, specifically the neoprene style ...
2
votes
1answer
290 views

Correct position of brake quick release on Ultegra 6800

I'd like to know wether the brake quick release lever on the Ultegra 6800 can be kept in any intermediate position between completely closed and completely opened when riding.
3
votes
1answer
157 views

New trend of seat stay for road bike?

I have seen quiet a few road bike with a Z-shape seat stay until now, e.g. specialized Roubaix Does it serve any purpose? What's the advantage of this design in comparison to a straight-bar seat stay?...
0
votes
3answers
254 views

does anyone still make competitive chromoly frames for road biking? [closed]

Chromoly frames can be constructed relatively light if the quality is high enough. Does anyone know of any brands that concentrate on making modern chromoly frames for entry level competitive cycling?...
-1
votes
3answers
408 views

Which is better for endurance riding - carbon or aluminum? Or does it really even matter? [closed]

New to this, and I'm on the fence which to buy. Will be training for long distance riding soon. I'm looking at buying Giant brand, but not sure which will be better - carbon or aluminum. Thx!
10
votes
4answers
5k views

When do I need more than one bike? How many bike is enough? How many bikes is too many?

I see questions where people want a bike to commute, road ride, and take on trails. Not one bike will do it all. When do I need more than one bike. How many bikes is enough?
3
votes
3answers
323 views

Road bike tires that are ok on sand

I've got an old Trek 1200 road bike circa 1995 with down tube shifters and mostly original components. These days, I mostly ride it on my summer vacation on Martha's Vineyard where most of the riding ...
0
votes
1answer
111 views

Riding Cannondale Synapse on Paris-Roubaix terrain?

I've test ridden the Synapse Sora 7 and love it! Going to buy it! But i've one concern. I'd like to know if I can ride my Synapse on the same terrain as seen along the Paris-Roubaix? I've seen the ...
1
vote
1answer
227 views

How much is a mass production aluminium frame worth? [closed]

There are several entry level bikes under $600. I actually own one, an excellent Felt F95. I was just curious, how much is a frame of such a bicycle worth? In total, what is the cost of a frame in a ...
3
votes
1answer
186 views

What pressure should I run? Front versus the back wheel?

I assume it is common sense you should run a lower pressure in the front wheel versus the back. I weigh 175 lbs, I have tires with max 120 PSI, what PSI should I run in the front and the back tire on ...
3
votes
1answer
301 views

What is ideal for long distance road bike rides 23mm or 25mm tires?

I keep reading that the drop line for 25mm tires is greater. Obviously the 25mm tires have more volume. Do they have fewer pinch flats? Are they more comfortable, because they create less vibration? ...
0
votes
1answer
65 views

What is the spacing for trek 1.1?

I'm trying to find new wheels for my trek 1.1, and I can't find the spacing for the hubs. The wheels I'm looking at have a front spacing of 100mm, and a back spacing of 130mm. Will these fit on my ...
0
votes
1answer
99 views

Chain skipping under increased pedal torque [duplicate]

I read the related post, but my situation is a bit different. Additional background - I installed new 105 shifters and derailleurs two years ago (~5000 miles) along with chain and cassette. I also ...
1
vote
2answers
900 views

What is wrong with my Shimano 105 5800 front derailleur?

Background: I've installed a complete new 105 group (this bike is a brand new custom build) on a Civia Hyland frame. The rear wheel has a white industries CLD disc hub for the 11 speed cassettes. ...
2
votes
3answers
1k views

Dropped the Wedge of a quill stem in the head tube

Trying to remove a seized quill stem and did a beginner's mistake of removing the stem bolt. I could not thread back the bolt. Is there a better way to thread back the bolt to the wedge for me to ...
2
votes
1answer
120 views

which is better a sram 11 speed or shimano 10 speed FD with shimano 105 11speed groupset

I have bought an 11 speed shimano 105 groupset, unfortunately the 11 speed FD does not fit my bike (It is an Airnimal Chamelion). Therefore I have a choice of Sram 11 speed FD or Shimano 105 10speed ?...
0
votes
2answers
1k views

I am 182 cm tall. Is a road bike with a frame height 54cm good for me? [duplicate]

I have an option to buy a road bike that has the height of the frame 54 cm : https://www.willhaben.at/iad/kaufen-und-verkaufen/sport-sportgeraete/top-rennrad-ktm-strada-nur-9-3-kg-alles-shimano-...
3
votes
3answers
215 views

Are carbon hubs a good idea?

I'm beginning to see manufactures making carbon hubs and am wondering if they have the potential to perform better than conventional metal hubs or if they are just a way to save a couple of grams of ...
12
votes
1answer
3k views

How difficult would it be to maintain 17.5 Mph for an hour?

Whats a good target speed to maintain inside a velodrome for an hour? I believe Bradley Wiggins maintained an average speed of around 35 Mph for an hour, how difficult would it be to maintain half ...
8
votes
1answer
373 views

What makes a cassette mountain bike vs. road bike?

I'm in the market for a new cassette for my road bike and I frequently see cassettes listed as mountain bike or road bike. Since they're usually interchangeable and can be used on either type of bike, ...
0
votes
1answer
2k views

How to fit BB bearings to install Ultegra Crank on road bike Wilier Cento 1

I've bought a used Wilier Cento 1 carbon road bike frame (not the new Cento1SR, but the previous model). Now I would like to transfer all Ultegra 6700 groupset components from my existing bike to it. ...
3
votes
2answers
190 views

Old freewheel removal

I have an old rear wheel - I think its from a Raleigh Arena roadbike from the late 70s or early 80s. There are broken spokes that require the sprockets removed to access. I've done this plenty of ...
3
votes
5answers
261 views

Minimum tire pressure for 20 mph (32 kph) turn

I almost wiped out on the morning commute while rounding a corner! I have 700x25mm tires and usually keep them around 90psi. What is the most you've put in your tires (psi) to insure flawless turns?
1
vote
1answer
212 views

Rear wheel constant bump

my rear wheel has a constant bump whenever I ride . I've done all that came to mind at firs. Deflated and checked the tire , checked the axel for bends , checked the ball bearings , made shure the ...
0
votes
1answer
91 views

Specs for parts on Giant Defy 4 (2013) to decide on upgrades to transfer parts onto another bike

I have a 2013 Giant Defy 4 and a new Montague Urban(UK)/Crosstown(USA) folding 21" 700c. I'd like to make the Montague better for the occasional uphill commute home I do when I don't have access to a ...
0
votes
3answers
268 views

How do I tell if a used bike (craigslist) is worth it? [duplicate]

So there are always a lot of sales going on on craigslist / ebay / etc. How do I tell if what they are selling is worth it? I don't really know the difference between a $500 bike and $1500 bike. I ...
0
votes
5answers
255 views

Training Advice for Road Cycling

I'm trying to get into cycling. I have a Forme Longcliffe 3.0 2013 and shoes and cleats. I want to get quicker and build my endurance. I do 6 miles (10 km) in 22:51 and average 15.4 mph (26 kph). ...
3
votes
3answers
223 views
3
votes
3answers
496 views

Would Putting BMX Bike Brakes on my Road Bike be Ok?

I am a bit of a bigger guy (260lbs) and I'm not too confident with riding my bike at higher speeds just yet. Mainly because I feel as though my brakes, (Stock V brakes that came with my Specialized ...
1
vote
4answers
233 views

Which option; cx bike or mtb and road bike? [closed]

I've done my research and i've narrowed it down to 2 options for me Option 1: buy a low-end cyclocross bike for $1200 or Option 2: buy a low-end road bike for $800 and a low-end mountain bike for $...
6
votes
5answers
873 views

Can fresh hot asphalt damage slicks?

Today I was riding with my road bike when I suddenly hit a patch of hot asphalt. The day before the one side of the road was already filled with a hard first load, so I didn't think much of riding ...
22
votes
3answers
4k views

It it impolite to “informally” join or draft a group of cyclists?

On a recent Sunday ride on a country road, I was slowly overtaken by a group of (5) guys on carbon-fiber road bikes. They were "proper" road cyclists, if you know what I mean. When they passed me, I ...