QO3 (W) ● Confirmed

Cadillac · Regular Production Option

Whitewall tires (QO3–QO5 in '72 groups)

Years 1970–73 Models 1

Also described as Fiberglass-belted whitewall tiresFiberglass-belted whitewalls

Documented applications

DeVille / Calais →

• 1970 ● Confirmed

  All

• 1971–72 ● Confirmed

  All

• 1973 ● Confirmed

  All

This page aggregates every documented appearance of QO3 (W) in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.