21" 599 ride quality on a X6M
Just got a 2016 X6M and wanna change the 612 to the 599.
I had the 599 on my X6 M sport without the suspension and on bad roads it was terrible, good roads were great.
But I prefer the look of the 599
Drove the 612 and it's a pretty nice ride.
Will the 599 worsen the ride of the X6M.
Thx
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