Merchandised package, Indy Pace Car

Years 1998, 2009 Models 2 Factory citations 2

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Documented applications

Corvette — C5 (1997–2004)

1998 Factory-verified

pairs with 21U, 194 and IL4 in the same list

GM factory document — 1998 chevrolet corvette rpo code list, p.1.

Corvette — C6 (2005–2013)

2009 Factory-verified

GM factory document — 2009 chevrolet corvette rpo code list, p.1.

This page aggregates every documented appearance of Z4Z in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.