Originally Posted by bimmerpwr

I had 20" rims and summer tires on my previous X5 and they were okay during winter (even through snow storms). I would say "better" than rear drive cars (Lexus IS300 with winter tires, for example).

I am considering getting 20" rims with tires since tires on my 19" are getting tired. And I wonder if MAXX really makes our X5 a 5000lb sled? Are they just worse in winter weather compare to other summer tires?

Thanks,