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| *Vultures Knob>>>Bike Pedals |
On road racing bikes, for instance Lance Armstrong's Trek Madone 5.9, what are the measurements for? See Below |
Tires- Bontrager Race X Lite, 700 x 23c & Chainwheel- 53/39 & pedals- available from 50cm to 62cm. 700 x 23c - Tyre size...this is standard issue 53/39 - Number of teeth on 2 front cogs...standard issue pedals- comes with pedals 50cm to 62cm- frame sizes available the 50-62cm is frame size availability, not pedal-related. this measurement typically is seat-tube (s-t) length, from center of bottom-bracket (bb) to center of top-tube (t-t), but can sometimes measure to the top of t-t or even to the top of the seat collar. The 700x23c is the tire size, in height and width. The chain wheel refers to the number of teeth on the large and small chain rings. The pedal measurements reflect the diameter of the power stroke. Adjusting the pedal availability changes the length of the stroke and power output. the 50-62cm is frame size availability, not pedal-related. this measurement typically is seat-tube (s-t) length, from center of bottom-bracket (bb) to center of top-tube (t-t), but can sometimes measure to the top of t-t or even to the top of the seat collar. |
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