GW9 ✓ Factory-verified

Cadillac · Regular Production Option

Axle, rear, 2.93 ratio

Years 2004–06 Models 1 Factory citations 2

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Documented applications

XLR — Y-body (2004–2009) →

• 2004–2006 ✓ Factory-verified

  The 2005 and 2006 lists add "DUP With GU3"; GU3 is not on these lists.

  ⛭ GM factory document — 2004 cadillac xlr rpo code list, p.1.

  ⛭ GM factory document — 2006 cadillac xlr rpo code list, p.1.

This page aggregates every documented appearance of GW9 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.