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      12-08-2015, 04:54 AM   #20
mitch808
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Drives: 2012 X5 35i
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Quote:
Originally Posted by theaudir8fan View Post
No one can prove anything at this stage since the combination isn't tested, but theoretically, the 2 piece design should offer better fade resistance due to better cooling and lighter weight will result in less inertia. I doubt there will be a difference driving normally, but there probably are some improvements in a heavy use scenario such as track
2lbs removed at the wheel, is more beneficial than 2lbs removed at the rotor when it comes to acceleration. Like going from RFT to non-RFT's.... 2lbs off the hub/rotor gives better suspension response, which is also a good thing, but not as noticeable.
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