Originally Posted by E30M3Driver
It shouldn't shift automatically at all in S mode or unless you tell it to unless you are slowing down but then the rpms have to drop pretty low before it does so it should never do it at the track.
Not sure this is true. My DCT upshifts in Sport Manual mode. I would assume the ZF8 would be programmed to do the same at redline. It will hold the gear up to redline and then shift. It will not allow you to over-rev or under-rev (stall) the vehicle.