Spec Sizes

2018 Cadillac CTS-V Tire Size

Confirmed OEM tire sizes for this model year. Multiple sizes may apply depending on trim and wheel package — all catalog options are listed.

  • Tire size265/30R20
265/30R20Section width 265 mmSidewall ~80 mm(30% of width)Rim 20"265/30R20265 = width30 = aspectR20 = rim
OEM code 265/30R20: section 265 mm · aspect 30% · rim 20"

All confirmed configurations

SizePositionWidthAspectRimLoadSpeed
265/30R20Front / all2653020"93Z