Author Topic: Suggested MTB air pressures by GEAX (full suspension vs front suspension  (Read 2028 times)

jim-ratliff

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BW:

Ok, you make my point. For the same tire the 29 will require less pressire than the 26 because the 29er has a larger contact patch (longer). The same is true of a 2.3 tire as opposed to a 2.0 (15% wider contact patch).

I'm 20+ lbs heavier than you (and 35 years older), running a  15% narrower tire than you, and a tire with much less stiff sidewalls than you. It's inconceivable to me that we should be running the same tire pressure.

My tires, with me on the bike, do NOT roll easier at 35 pounds than at 45.

Maybe the problems you had with sidewalls on the SB8 were because you were locked in to a given pressure and they needed 7 pounds more?
« Last Edit: August 13, 2011, 09:09:29 pm by jim-ratliff »
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