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Old 10-09-2012, 03:25 PM   #5
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Join Date: May 2008
Location: Indiana
Posts: 2,180
My Ride: 2003 330Ci
Originally Posted by MercForHire View Post
Hi is there any way to calculate the exact rpm for each gear at every speed with 10 km/h increments.
Yes, simple physics, diameter of tire times 3.14, take into account the transmission ratio and rear end ration....... convert your tire size units to miles.....

Or you could simply search Yahoo for "Speed in MPH calculation" and find this link:

or this one-

this one gives a table listing three gears:
..... SEARCH is your Friend!!
Discounts on new and CPO cars.
Most Dealers offer a parts discount, BMP Design 10% off

Last edited by shanneba; 10-09-2012 at 03:27 PM.
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