V-Sport Performance Suspension Upgrade Package

This package is dealer-installed and includes:

  • P245/40R18 front and P275/34R18 rear, summer-only, run-flat tires1
  • 18" x 8.5" front and 18" x 9.5" rear Ultra-Bright machined finish alloy wheels with After Midnight painted pockets 
  • Performance suspension
. 1 Do not use summer only tires in winter conditions, as it would adversely affect vehicle safety, performance and durability. Use only GM-approved tire and wheel combinations. Unapproved combinations may change the vehicle’s performance characteristics. Lower profile tires damage more easily; especially on rough roads.  Damage is not covered under warranty.  For important tire and wheel information, go to my.cadillac.com/learnAbout/cadillactires or see your dealer.