Spec Sizes

2009 Acura RDX 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.

  • Option245/45R20
  • Option255/30R22
245/45R20Section width 245 mmSidewall ~110 mm(45% of width)Rim 20"245/45R20245 = width45 = aspectR20 = rim
OEM code 245/45R20: section 245 mm · aspect 45% · rim 20"

All confirmed configurations

SizePositionWidthAspectRimLoadSpeed
245/45R20 (run-flat)Front / all2454520"103V
255/30R22Front / all2553022"106Y