2007 Cadillac STS Tire Size & Pressure

The 2007 Cadillac STS tire size depends on trim: the Base, 3.6 7, AWD takes P235/50R17 95V; the Base, 3.6 7, RWD takes P235/50R17 95V; the Base, 4.6 A, AWD takes P255/45ZR18 99W; the Base, 4.6 A, RWD takes P255/45ZR18 99W; the V takes P255/45R18 99Y, per the factory service manual.

Factory-Spec Tire Size
Varies by trim
  • Base, 3.6 7, AWD: P235/50R17 95V
  • Base, 3.6 7, RWD: P235/50R17 95V
  • Base, 4.6 A, AWD: P255/45ZR18 99W
  • Base, 4.6 A, RWD: P255/45ZR18 99W
  • V: P255/45R18 99Y

Base, 3.6 7, AWD

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP235/50R17 95VDoor Placard
AllP255/45R17 98VDoor Placard
AllP235/50R17 95SDoor Placard

Base, 3.6 7, RWD

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP235/50R17 95VDoor Placard
AllP255/45R17 98VDoor Placard
AllP235/50R17 95SDoor Placard

Base, 4.6 A, AWD

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP255/45ZR18 99WDoor Placard
AllP235/50R17 95VDoor Placard
AllP255/45R17 98VDoor Placard
AllP235/50ZR18 97WDoor Placard
AllP255/45ZR18 99WDoor Placard
AllP235/50R17 95SDoor Placard

Base, 4.6 A, RWD

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP255/45ZR18 99WDoor Placard
AllP235/50R17 95VDoor Placard
AllP255/45R17 98VDoor Placard
AllP235/50ZR18 97WDoor Placard
AllP255/45ZR18 99WDoor Placard
AllP235/50R17 95SDoor Placard

V

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP255/45R18 99YDoor Placard
AllP275/40R19 101YDoor Placard

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Frequently Asked Questions

What size tires does a 2007 Cadillac STS take?

It depends on the trim: Base, 3.6 7, AWD uses P235/50R17 95V; Base, 3.6 7, RWD uses P235/50R17 95V; Base, 4.6 A, AWD uses P255/45ZR18 99W; Base, 4.6 A, RWD uses P255/45ZR18 99W; V uses P255/45R18 99Y.

What is the tire pressure for a 2007 Cadillac STS?

Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.

What is the bolt pattern on a 2007 Cadillac STS?

Bolt pattern data is available in the factory service manual.

Other Cadillac STS Years

Other Cadillac Models