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2006 Cadillac STS Base
Your vehicle manufacturer’s recommended tire specs include different front and rear tire sizes (i.e. staggered fitment). Learn about Staggered Fitment
Original Equipment Wheel Diameter: 17"
P235/50R17
Original Equipment Wheel Diameter: 18"
255/45ZR18
Original Equipment Wheel Diameter: 18"
P255/45ZR18
Original Equipment Wheel Diameter:
Front 17" / Rear 17"
Front Tires
P235/50R17
Rear Tires
P255/45R17
Original Equipment Wheel Diameter:
Front 18" / Rear 18"
Front Tires
P235/50ZR18
Rear Tires
P255/45ZR18
Where can I find my tire size?Where can I find my tire size?