From my understanding, 's' means 'single axle drive', in opposite to "x" for 'all way drive'.RobbiZ4 said:I don't know any German expression for "s".Pbondar said:..the S being some form of technical German for two wheel drive as opposed to X drive...
Have a look at Wkipedia, that might hit it:https://en.m.wikipedia.org/wiki/BMW_sDrive