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Old 04-10-2019, 01:22 PM   #23 (permalink)
racprops
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Quote:
Originally Posted by Ecky View Post
Just a guess, but I'm thinking the benefits of increased load and lower friction / parasitic drag from accessories would outweigh the increased parasitic losses from the OD, but only on the highway. More gears to go through to the wheels = more losses.

That has been a concern as well and the added weight of the old cast iron over drive its self.

But there is Gear Venders selling add on ODs all over the place.

Rich
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