Axle, rear, 3.15 ratio

Years 1997–05 Models 2 Factory citations 10

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Documented applications

Corvette — C5 (1997–2004)

1997–2004 Factory-verified

GM factory document — 1997 chevrolet corvette rpo code list, p.1.
GM factory document — 1998 chevrolet corvette rpo code list, p.1.
GM factory document — 1999 chevrolet corvette rpo code list, p.1.
GM factory document — 2000 chevrolet corvette rpo code list, p.1.
GM factory document — 2001 chevrolet corvette rpo code list, p.1.
GM factory document — 2002 chevrolet corvette rpo code list, p.1.
GM factory document — 2003 chevrolet corvette rpo code list, p.1.
GM factory document — 2004 chevrolet corvette rpo code list, p.1.

Corvette — C6 (2005–2013)

2005 Factory-verified

The 2005 order guide calls it the performance ratio and includes it with Z51 when MX0 is ordered (HK p.99).

GM factory document — 2005 chevrolet corvette rpo code list, p.1.
GM Heritage factory kit — 2005 Chevrolet Corvette, p.22.

This page aggregates every documented appearance of G90 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.