Thankyou for that trueX5er.
2 Sport points here:

1. Sports mode in transmission which as you say holds gear longer...same as my 2006 330i

2. Sport button located behind shifter....as can be seen in the top picture.
http://www.xoutpost.com/x5-e70-forum/...-pictures.html

I am referring to 1. only.
I appreciate everyones input here....X5 owners/to be owners all class !!