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      01-24-2013, 06:14 PM   #40
Drives: X1 x28i; 128i; S2000
Join Date: Jul 2010
Location: Orange County, CA

Posts: 672
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As suspected, the summer Pirelli P7s improve the braking numbers:

Motorweek's X1 Road Test

Originally Posted by nospam View Post
Finally, a track test using the xDrive M Sport (x28i in this case) wearing 18" staggered Pirelli Cinturato P7 Run Flats. Highlights:

0 to 60: 6.4 sec
1/4 mile: 14.9 sec @ 91 MPH
60 to 0: 120 ft AVG
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