Wheels, 19 inch aluminum, Pearl Nickel premium paint, chrome inserts

Years 2018 Models 1

Also documented for Buick

Documented applications

XTS — Epsilon II, enlarged (2013–2019)

2018 Confirmed

same wheel design as Q6M with a new paint finish; replaces Q6M (GM Authority 2018 XTS changes)

This page aggregates every documented appearance of Q7W in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.