The 17" Wheels on the MCS weigh 25 lbs. The 17" Runflats weigh 25 lbs. SO 50 lbs a corner. I went to the MINI R84 16" wheels and the Yokohama AVS ES100 205/50 R16's and saved 70 lbs of rotating weight.
Pros: saved 70 lbs
Cons: weighs 50 lbs a corner
Vehicle:
MINI