As suspected, the summer Pirelli P7s improve the braking numbers:
Motorweek's X1 Road Test
Quote:
Originally Posted by nospam
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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