Wheels, 20 inch, Dynamic 12-Spoke alloy, Diamond Cut/Satin Dark Android finish

Years 2025–27 Models 1 Factory citations 2

Also documented for Chevrolet GMC

Documented applications

Lyriq — BEV3 (2023–2027)

2025–2027 Factory-verified

only in: Sport (1SF), Premium Sport (1SJ) (S)

GM factory document — 2025 cadillac all electric lyriq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric lyriq lyriq v fleet order guide rpo codes, p.1.

This page aggregates every documented appearance of RD4 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.