Isn't posi-traction just a fancy name for limited slip? Same thing I believe. For them to turn the same way, wouldn't it have to be a locker like in 4x4s or a spool?

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'86 420SE Euro
904 Midnight Blue, Gray Velour
Dad bought it new, now I own it.

"A Mercedes-Benz is like a fine wine, it only gets better with age."