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[Closed] Road bike sizing advice

 Elsa
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[#3199171]

I have never ridden a road bike and I am considering getting one.

How do I go about sizing myself for one or is there anywhere I can go where they will do it for me? I am based in Preston.

I think I need a frame size of 52 in a mans frame but I am not 100% sure. I have been to about 5 different bike shops, but the problem is that they dont often have bikes in my size range so I have not managed to try many. Also, I have never been properly measured for a bike. Does such think exist?

Any info would be great.

Thanks


 
Posted : 30/09/2011 2:09 pm
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You can be properly measured, but that's more helpful in getting the bike set up right. Getting the right frame size should be fairly simple.

How tall are you? I'm about 5"8 and ride a 52 and a 54, but I prefer the 52.


 
Posted : 30/09/2011 2:12 pm
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Completely depends on the brand and model.


 
Posted : 30/09/2011 2:13 pm
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[url= http://www.hewittbikefitting.co.uk/ ]http://www.hewittbikefitting.co.uk/[/url]


 
Posted : 30/09/2011 2:13 pm
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Bikes vary as to what the size really means so always try first, if can't try don't commit to buying.


 
Posted : 30/09/2011 2:13 pm
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Completely depends on the brand and model.

Well no, it doesn't really. Sure, some brands measure frames slightly differently, but you're still going to be roughly the same size in all brands, you just might have a different amount of seatpost showing or whatever.


 
Posted : 30/09/2011 2:14 pm
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You can be properly measured, but that's more helpful in getting the bike set up right. Getting the right frame size should be fairly simple.

How tall are you? I'm about 5"8 and ride a 52 and a 54, but I prefer the 52.

i disagree. anecdotal sizing evidence is useless unless you are of identical proportions and flexibility.

get sized properly. once you have done this and know your ideal effective top tube, stand-over and how the height of the headtube will change the cockpit length (and if it's too tall for a flipped stem or too short so will have loads of spacers) you can then look at a bikes geometry chart and instantly know if it will fit or can be made to fit by the odd +/- cm on the stem, instead of trying to track down a bike that fits by swinging a leg over it know your size then you can buy unseen (or look at a different size but at least know the one you order will fit)


 
Posted : 30/09/2011 2:19 pm
 Elsa
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Thanks guys.

I am 5"6'. Will give hewitt's a ring and see if they can fit me in tomorrow!

Thanks very much!


 
Posted : 30/09/2011 2:22 pm
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hi elsa,

some shops operate a bike fit service

also are you a lady? perhaps a women specific designed frame.

might be worth travelling to find other shops with better stock?


 
Posted : 30/09/2011 2:24 pm
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RealMan - Member
> Completely depends on the brand and model.
Well no, it doesn't really. Sure, some brands measure frames slightly differently, but you're still going to be roughly the same size in all brands, you just might have a different amount of seatpost showing or whatever.
Wrong.


 
Posted : 30/09/2011 2:24 pm
 Elsa
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yes, I am female.

I have struggled to find any shops with female specific bikes in stock in my size range.

I ride a Heckler at the moment and really like it so I figured I could also ride a mans road bike...


 
Posted : 30/09/2011 2:28 pm
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Wrong.

correct.
for my ideal effective top tube and 120 stem i can go from a 55 to a 58 from different manufacturers frames, that's not 'roughly the same size'.


 
Posted : 30/09/2011 2:29 pm
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The likes of 'cyclefit' will give you a very good, precise expert fit.
Based in London. I used them, then found out my frame was way too small and my saddle was 45mm too low (ermmmmm). Ended up bodging existing frame and compromising then got a custom frame made and now I have confidence in my fit when I have my ongoing knee issues.

Get fitted before you buy or limit yourself to a make/ range of makes/models.

And yes one makes 52cm will be wildly different to another makes 52cm.
For road bikes this is the case, maybe less so with mountain bikes.


 
Posted : 30/09/2011 3:14 pm
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Elsa, I'm 5'3 and ride a 47 wsd trek - fits me perfectly and was fitted to my measurements too. I also have a brand new 52 kinesis tripster which is sadly, too big for me...sizing does vary wildly from brand as i bought the 52 having done the sums on the trek/my measurements but it doesn't work like that.

Have never been a fan of women's specific bikes until i bought my trek and ride a (mens) 16 Kona and 15.5 Hustler. But fit with a road bike is so important and given how good my trek is, i'm now a convert to women's specific. Pity bike shops don't stock many wsd bikes and that the market isn't bigger - try hunting for a cx bike, that's even worse!

Definately get it fitted for you and try to shop around for a women's specific version too.


 
Posted : 30/09/2011 3:28 pm
 Elsa
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Thanks for the info.

Unfortunately I have no plans to be in London so cyclefit is out.

dirtygirlonabike - good to know its not just me having difficulty finding shops stocking wsd!


 
Posted : 30/09/2011 3:57 pm