The geometry tag has no wiki summary.
2
votes
2answers
242 views
Are flat handlebars stable at high speed?
I live in a mountainous area, and so there are lots of opportunities for descending at high speed. I currently have a bike with drop bars, and when in the drops, I feel very stable doing this.
I am ...
2
votes
3answers
169 views
If I replaced the fork on my cyclocross bike with a track fork, what would be the effect on the bike geometry?
If I replaced the fork on my cyclocross bike, surly cross check, with a track fork, what would be the effect on the bike geometry? What would be the effect of the modified geometry on bike handling.
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3
votes
2answers
284 views
Is there much of a difference between flatland and park/street frames?
I am a newbie at biking, and I've been wanting to get into BMX for a few years, and I can now since I actually have some money. Primarily I've been wanting a 20" BMX bike with front and rear brakes ...
7
votes
1answer
401 views
Touching the front wheel with my foot when turning
My girlfriend got a new city bike today and she touches the front wheel every time she has to make a hard turn.
Is there anyway to avoid this besides replacing the whole bike?
LATER EDIT:
I think I ...
4
votes
2answers
233 views
How to stop foot clipping front mudguard
My feet overlap the pedal and clip the front mudguard when I'm turning at a low speed because I have to turn the handlebars wider than normal.
My foot doesn't clip the wheel when the mudguard is ...
2
votes
1answer
240 views
Geometry between 50mm stem and a 65mm stem and riding experience
Will I notice much difference beside just having a slightly longer cockpit between my seat and fork if I upgrade from a 50mm to a 65 mm stem? is this 15mm a significant enough adjustment to make my ...
8
votes
2answers
886 views
What effect does head tube angle have on a bicycle?
My girlfriend and I are looking at a new bike for her. The one we're looking at has a 70 degree head tube angle while her current bike has a 70.5 degree head tube angle. Unfortunately, none of the ...
6
votes
2answers
428 views
How to choose between a race bike like a Madone and a classics bike like a Domane
I ride regularly for exercise in New York City but do not race. I currently ride on a steel frame that handles the rough roads easily. I want to buy a carbon bike and am torn between a "classics" bike ...
14
votes
2answers
4k views
Explaining the effects of frame geometries
I asked about buying a bike here, and someone asked on my behalf about test-riding a bike before buying.
My question is, what should I know, or should have known, about the sizing or 'geometry' of a ...
4
votes
1answer
775 views
What would be the “definitive” formula to calculate chainstay length from sprocket size, chainring size and number of chain links?
Before I started to write this answer, I thoroughly read this question, its answers and comments:
How do I calculate the diameter of a chainring from the number of teeth?
So, my question tries to ...
1
vote
1answer
182 views
What should I look for in a mountain bike for doing BMX-style balancing tricks?
When I was a kid I started learning to ride around on my back wheel and it was really difficult. Then I tried doing it on a crappy CCM mountain bike we had (rather than my nice Gary Fisher Piranha) ...
1
vote
1answer
203 views
Low Top Tube Xtracycle Donor Frame?
One of my most useful bicycles is my 58cm 700c Xtracycle based on a Novara Xpresso cyclocross style frame. Lately, as the kids are getting bigger and my back isn't getting any younger: I crave a much ...
2
votes
2answers
2k views
What benefits does a tapered head tube afford?
I've just read a review of Tom Zirbel's Jamis Xenith SL on Bike Radar and flicking through the pictures there is one of the head tube with the following caption:
Tom Zirbel's (Jamis Sutter Home) ...
2
votes
2answers
497 views
Bike fitting experiences
I just recently went through a Specialized BG Pro-Fit (was about $200), and have to say that I'm super happy with the results and experience. The fitter was telling me about some others out there ...
9
votes
3answers
2k views
Does inseam of pants convert to stand over height of a bike?
If I know my jeans size, for instance 32", 32", can I convert this into an estimate for standover height on a bike?
3
votes
1answer
183 views
How to find a frame given a geometry
In 2007, I bought my first bike: a Bianchi Boardwalk 2006. It was a great bike, but I didn't treat it well and it now needs about $300 worth of work.
I've been thinking that maybe I'd like to take ...
9
votes
1answer
865 views
How is stem length measured?
How is the length of a stem measured? Where does the measurement start and finish?
