- 2026–2027 Factory-verified
GM Authority (2027 wheel article) confirms; 2027 list reads "alloy" and omits the metric size
RDE Factory-verified
Also documented for ChevroletGMC
Documented applications
This page aggregates every documented appearance of RDE in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.