Tires, front, 225/70R19.5G, traction, blackwall, Continental

Years 1997–04, 2025–26 Models 2 Factory citations 12

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Also described as Tire, front, P245/45R17-89Y, BW TL SBR HW4, EMT

Documented applications

Corvette — C5 (1997–2004)

1997–2004 Factory-verified

the 1997–1998 lists print P245/45ZR17 without the index; 2003 order guide: extended mobility tire for coupe and convertible, not the Z06

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.
GM Heritage factory kit — 2003 Chevrolet Corvette, p.116.
GM Heritage factory kit — 2003 Chevrolet Corvette, p.127.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

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