Quote Originally Posted by conekiller01 View Post
engine is always turning as long as its running....in gear or in nuetral.....the pinion only turns when the vehicle is in gear turning to output shaft of the transmission.....Not to mention the engine output generally turns a hell of a lot faster than the tranny output due to gearing unless in direct and overdrive.....hope this clears it up?
Clears it up perfectly. Ive learned so much since Ive joined this site. Good stuff here. Anyhow, here are my weak numbers

30" tires, 3.23s, and 20k on the clock give me 672 wheel revs per mile, 13,445,421 total wheel revs, and 43,428,710 pinion bearing miles. I think....