Quote:
Originally Posted by Old Tele man
FWIW, I agree 100% with their comments about "tread depth" affecting FE, because (and many people still don't realize this) old, bald tires have lower rolling resistance (Crr) than brand new tires do, and it's predominately due the difference in tread depth--the more rubber there is to flex, the more energy it consumes in flexing it.
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How much do you think tread pattern contributes to efficiency? If I had thick rubber, but they were slicks instead of having a tread pattern, would they get better or worse economy compared to the same compound tire with a tread pattern?