25 - 40 % grade ? Are you kidding ? If that's really true, and I rather doubt it, then you won't get up it on anything but a geared bike with a granny gear, especially if you need to haul 240 lbs up it. And to all the rest of you guys telling the OP to htfu, I say liars
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What, Me Worry? - Alfred E. Neuman
I'd like to think i have as much money as brains.
I see the light at the end of the tunnel, but the tunnel keeps getting longer - me