Spec Sizes

2018 Lexus LC 500 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.

  • Rear245/40R21
  • Rear245/45R20
245/40R21Section width 245 mmSidewall ~98 mm(40% of width)Rim 21"245/40R21245 = width40 = aspectR21 = rim
OEM code 245/40R21: section 245 mm · aspect 40% · rim 21"

All confirmed configurations

SizePositionWidthAspectRimLoadSpeed
245/40R21 (run-flat)Rear2454021"95W
245/45R20 (run-flat)Rear2454520"99Y