2013 Cadillac XTS Wheel Size & Fitment Specs

Confirmed OEM mounting and wheel configurations for this model year. Multiple setups are listed separately — nothing is collapsed to a single arbitrary size.

  • Bolt pattern5x120
  • Center bore66.9 mm
  • Thread sizeM12 x 1.5
  • FastenerLug nuts

Open wheel fitment calculator → · Tire sizes →

3.6i

PositionRimOffsetBackspacingTireBore
Front / all8x18ET395.54"235/55R1866.9 mm
Front / all8.5x19ET395.79"255/45R1966.9 mm
Front / all8.5x20ET395.79"245/40R2066.9 mm
Front / all9x20ET355.88"255/40R2066.9 mm
Rear8.5x19ET395.79"245/45R1966.9 mm

Staggered / rear-specific sizes are listed separately from front.

Vehicles with potentially interchangeable wheels

Filtered by exact bolt pattern and physically compatible center bore — not a full fitment guarantee.

Hardware matching known specs

  • MCGARD Chrome Cone Seat M12 x 1.5 Wheel Locks

    Thread matches catalog hardware

    M12 x 1.5 · lock

    View on Amazon
  • Gorilla Automotive Wheel Locks With Washer (M12x1.50)

    Thread matches catalog hardware

    M12 x 1.5 · lock

    View on Amazon
  • White Knight Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Count

    Thread matches catalog hardware

    M12 x 1.5

    View on Amazon