Questions tagged [road-bike]

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.

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7
votes
2answers
1k views

Do cut-outs have any disadvantages at saddles?

I'm thinking about buying a new saddle and I have seen that you can still buy high-end saddles without any cut-out / relief channel. I was always advised that I should go for the latter ones since ...
5
votes
1answer
100 views

Road-size compatible shifter for Shimano Alfine 11

Can someone recommend a shifter for the Shimano Alfine 11 that is compatible with road-size (23.8mm) bars? The standard shifter (Shimano SL-S700) is designed for MTB-size (22.2mm) bars. Thank you!
2
votes
2answers
124 views

Help Identify this Specialized Bike - Allez?

Apparently this is a 2012 Specialized Allez Comp in Size 52. I cannot find any Allez models matching this photo. It claims to be Shimano 105. Any ideas? Thank you!
4
votes
1answer
241 views

Partial chainsuck on new bike

My partner has got a brand new bike and while pedalling under load it makes a loud "clunk" noise, as if changing gears but without a corresponding gear shift. After some investigation I ...
1
vote
1answer
114 views

Is my bottom bracket cracked?

I was inspecting my bike a couple of days ago and I found what seems like a crack on the bottom bracket welds (encircled below). I’ve ridden it for less than 150 kilometers. I know it’s hard to tell ...
1
vote
1answer
44 views

Tacx Thru Axle Adapter Confusion (thread)

I have just received my tacx e-thru adapter after waiting ages but it has a fine thread and doesn't seem to fit my bike. I have a Giant Deffy Advanced, do I need to get the 12x1.5? (142x12mm). On ...
7
votes
5answers
2k views

Which part(s) has the greatest slope of price per pound(kg)?

Just pulled the trigger on a Specialized Allez (61 frame) road bike, since I am getting back into riding. While the Allez does have a carbon-fiber fork and aluminum frame, I think the wheels could be ...
3
votes
3answers
604 views

Wax or ceramic coat disk brake caliper?

I am currently in the process of building a new road bike and I want to preserve the nice look of my new hydraulic Shimano Ultegra brake calipers. Normally I'd just coat the the area I want to ...
3
votes
2answers
1k views

Can I run non-tubeless tyres as tubeless?

If the normal (non-tubeless) tyre holds air and sits firmly on the bead, are there any problems with running without a tube? This particular setup is with a Continental GP5000 (tube tyre model) and a ...
1
vote
1answer
44 views

How can I add cable tension to a Shimano 600 sidepull caliper brake on a 80s vintage road bike?

So I wanted to add cable tension to my rim brakes because I want to reduce the travel. I have small hands and don't have too much leverage on the hoods so if they actuated more easily then I would ...
5
votes
2answers
572 views

Do I need to replace the tire or just the innertube? And tire size question

I just got into cycling and I got a puncture yesterday. Regarding the puncture, I found 3 small shards of glass going through the tire and into the inner tube, now that I've removed them do I still ...
6
votes
2answers
470 views

I lost one of the rear rear derailleur hanger screws, what could be the cause, and is it safe to ride before I replace the bolt

I noticed that I lost one of the two small screws on the rear derailleur hanger attaching the hanger to the frame on my road bike. Might there be something wrong with my shifting that caused that? ...
14
votes
3answers
6k views

Why are all road bike frames now squashed parallelograms?

I am currently shopping for a road bike and have questions about current frame designs. My height is 6'3" and decade(s) ago I always liked frame designs for which the top of the seatstays joined ...
2
votes
1answer
130 views

Is this level of wear okay on a new chainring

Very recently I bought my first new bike! I only did 750km on it so far. However the the chain rings are showing some level of wear, see picture. The teeth used to be all black, now you can see bits ...
16
votes
9answers
3k views

How do I overcome pre-ride anxiety and sleep well before a long ride?

I would consider myself an advanced rider in that I’ve ridden a great many century (miles) rides, am an organizer of group road rides, and can change a flat in my sleep. I am not a racer. The problem ...
5
votes
3answers
228 views

Can mechanical disc brake overheat?

I'm 195cm and 95kg and today was the second time (in one year) my mechanical disc brake pads burned down and had to replace them. The guy in the service told me that mechanical disc brakes are not ...
3
votes
5answers
2k views

Is it safe to ride a small bike?

I just bought a bicycle, and according to the seller, for me, with 180 cm, I need an L size. But unfortunately, mine is M. I noticed that only when I'm already having the bike. Can this do me any ...
5
votes
1answer
439 views

Replacing inner tubes & tires - tube seems too large for tire

I inherited an older road bike from my sister that I wanted to fix up for my daughter. The tires and inner tubes needed to be replaced. The existing inner tubes were old and faded, but I could read a ...
2
votes
2answers
390 views

Using 9 speed Shimano road shifters with 10 speed rear derailleur

I am moving my 9 speed Tiagra brifters over to a new frame and need to purchase a new cassette and RD. Can I run, say, a 105 rd-5701 10 speed on the rear with a 10 speed cassette and get all 10 cogs? ...
11
votes
1answer
230 views

Ultegra ST-R8020 Lever: crack near brake hose interface

I have a bike with a left ST-R8020 hydraulic disc Ultegra lever, and I just noticed a large radial crack on a what seems to be part of the brake connection path (see picture). The crack seems to ...
7
votes
1answer
763 views

Bike roller is causing deformed tyre?

I got a roller of the weekend (to be specific a Tacx Antares). After ridding it for less then 20 minutes my back tire looks like this. In other words there a lots of bulges. I tried deflating the tire ...
4
votes
7answers
288 views

Looking to get a good starting bicycle, interested in recommendations and considerations as someone new to the hobby

I'm looking to get a new bicycle (mainly for getting from point A to point B, but potentially deeper into the hobby). What are some recommendations or considerations if my budget is a couple thousand ...
9
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3answers
2k views

Vintage road bike with scratched-up bird logo

I recently bought this old road bike to fix up, but I haven't been able to identify it, as the brand stickers are partly scratched out.
3
votes
2answers
390 views

Is there a noticeable difference in the calorie-burning benefits of road vs. off-road cycling?

I monitor my rides using FitBit and Strava. I started out as a full-time road cyclist. However, I've recently begun gravel cycling. My primary purpose for cycling is fitness, in addition to enjoyment, ...
1
vote
3answers
505 views

Using a mountain bike rear derailleur with road bike shifters

I am in the market for a new rear derailleur and was interested to find out if it is possible to use a mtb derailleur with road bike shifters and cassette and chain? Would it work without fault? Does ...
0
votes
1answer
93 views

buying bigger frame to get less aggressive geometry

If I like a model of bike (looking at giant TCR 2) but the sitting position of the bike is a little too aggressive for my liking i.e. too bent forward instead of upright, is buying a slightly bigger ...
2
votes
2answers
156 views

Has anyone experience in using a Thomson Elite Setback Seatpost in the forward position?

Background: 54cm Cervelo R5 2013 with original UO Carbon seatpost. Seat is set as forward as possible and I'm using a shorter handle stem. Problem: Bike fitter stated I've got the body of someone 5'4&...
1
vote
1answer
71 views

Bike frame identification for my giant bike

I have had this bike for a while and love it. I have been told it is a Giant brand bike but I have no Clue what type it is. I wanted to get the original parts for it. Someone had painted it black and ...
6
votes
1answer
717 views

Durability of road bike (25mm tyres, 15mm i.d. rims, 32 spoke wheels) for commuting

road cycling beginner here. I have recently bought an old road bike for commuting and some training. It has 32 spoke wheels on Shimano Sora hubs, 15mm internal diameter rims (Slovak manufacturer, V ...
0
votes
1answer
85 views

Lugged steel frame ID

Can't find any sort of serial number stamped anywhere. I am going to strip it down and rebuild it. the downtube shifter cable clamps have 333 on them. Link to the imgur gallery
13
votes
3answers
4k views

Brakes not stopping my bike

I am new to cycling. I just brought a new single speed fixie, Takara Sugiyama. It's for commuting (commute include hills). When I went down a hill, the rim brakes couldn't stop the bike at all. It was ...
4
votes
0answers
190 views

Did this part come from my bicycle?

I was working on my bicycle, a 2021 Domane SL5, and laid it on the ground. When I picked it up, I saw a small metal ring on the ground underneath. I don’t know for certain if the metal piece came off ...
1
vote
1answer
108 views

Peugeot Performance 30 Information

Recently bought an old(-ish) Peugeot in need of love and am trying to find out about it. On the frame, it says Peugeot, Performance and 30. So I assume the model is 'Peugeot Performance 30', but I ...
1
vote
1answer
184 views

Help with identifying this "Cinelli" bike frame

Found this being sold for cheap locally, and I was wondering what type of frame this is, or if it is even a legit cinelli frame: Tried googling it, but I can't find any leads. Thanks for the help! ...
0
votes
0answers
82 views

My shimano ultegra quick release is not working because the ball bearing inside got lost, can someone help me to identify the size of it?

Can someone help me because my ultegra caliper quick release system is not working because the ball bearing inside got lost (see picture below)
13
votes
7answers
6k views

Is it worth buying a high end light bike (8.5 kg) from 80' vs recent mid range bike (10kg)

I want to acquire my first road bike with a limited budget (~400€) but I'm faced with a lot of choices, found an old vitus 979 equiped with campagnolo chorus, a little rusty but really pretty and ...
3
votes
2answers
93 views

How do i determine the length, diameter & if my road bicycle spokes are single or double butted spokes. Help so i can order correct size nipples

I have a Miyata "Three Ten - Red Head" model road bike, but both front and rear wheels are not the original wheels for the bike. There is no name, size or marking of any kind at all on ...
0
votes
1answer
52 views

Front disc brake caliper fixing bolts size

Can anyone please tell me the bolt size required to attach a flat mount hydraulic disc brake (SRAM replacement) to a set of Boardman carbon forks please.
0
votes
2answers
42 views

Rear derailleur won't go to smallest cog (road bike, MICROshift R8)

I checked, When the shifters are such that the chain should be on the smallest cog, the cable still has a slack, which I understand then it means is not a cable adjustment thing, If a very gently ...
0
votes
3answers
129 views

2010 trek madone 4.7 vs newer but lower spec

I recently asked this question when I wasn't signed in but I didn't really give enough detail despite getting some good answers so I am posing the question again. Should I buy a trek madone 4.7 from ...
1
vote
1answer
131 views

Older higher-spec bike vs newer lower-spec bike [closed]

I am choosing from a choice of used bikes. For the same price I could get a higher-spec bike that is maybe around 9 years old (at the most) or a bike that is 3 years old but lower-spec. The older bike ...
2
votes
1answer
71 views

Are 105 r5800 front derailleur and Claris rear derailleur compatible?

I have full Clarice Road. I change the frame, but Claris front derailleur is impossible to fit the frame. Claris front derailleur is a two-speed transmission. 105 r5800 front derailleur is also a two-...
11
votes
2answers
2k views

Minimize puncture risk during race. Should I change the tyres?

I used these tyres for one year/ about 5000 km. They look fine/ok (not very worn), BUT, I got a first puncture two weeks ago. While looking at the tyre I noticed it has some cracks here and there, as ...
1
vote
1answer
84 views

Tightening bottom bracket stops spindle turning

This question was asked a few years ago and the answer, while very useful, is not resulting in a complete solve for me. Here is the previous thread - Tightening bottom bracket prevents crank spindle ...
1
vote
3answers
198 views

Best colour for handlebar tape [closed]

I am planning to change a new handlebar tape as its getting worn off. I was thinking if it is alright to get a new colour besides black (which is a default colour I would say). What colour for the ...
2
votes
1answer
241 views

Road rim bike brakes don't open when using the release

My Tektro R539 brakes do work on the road: they obey to the brake levers at squeezing and releasing times. They do not behave to the mechanism to open them (for wheel removal for instance), they do ...
2
votes
2answers
3k views

Why are endurance bikes so bulky or wide nowadays?

I have been visiting lately some shops checking for a new endurance bike and at the same trying some more "racy" models. For example by Canyon or by Rose. I really like the race models, but ...
1
vote
1answer
101 views

What are the cause that i have to shift 2 times when shifting from the smallest chainring to the big one?

When i try to change gear 1 time from the smallest chainring to largest one, it wont move and it will make a sound and the chain will fall off if i didnt click to chage gear again. Until i do it 2 ...
0
votes
0answers
67 views

Exploring the idea of a drop bar conversion with a 2x8 hydraulic system

I'm just exploring the idea of doing a drop bar conversion on my Specialized Sirrus 2.0. The main problem I've ran into is that it has an 8 speed cassette and hydraulic disc brakes, a combination that ...

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