ORIGINAL EQUIPMENT SIZES FOR:

2009 Cadillac STS \ 4 Dr Sedan Platinum V8 (255/45R18 99 W 8x18)

YOUR VEHICLE'S OEM TIRE SIZE

Based on our records, this should be your vehicle's current tire size.

OE Wheel Diameter: 18" 255/45R18 (99W)
  • Optional Wheel Diameter: 19"
    255/40R19

    (51 tire models available)

SELECT YOUR CURRENT TIRE SIZE

Different size for rear tires?