Tires, 275/30ZR20 front, 345/25ZR21 rear, blackwall, high performance

Years 1994, 1996, 2023–27 Models 2 Factory citations 7

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Also described as Tire, front, P255/45ZR17, EMT

Documented applications

Corvette — C4 (1984–1996)

1994, 1996 Factory-verified

the 1995 list prints XPR

GM Heritage factory kit — 1994 Chevrolet Corvette, p.64.
GM Heritage factory kit — 1996 Chevrolet Corvette, p.62.

Corvette — C8 (2020–2027)

2023–2027 Factory-verified

only in: Grand Sport, Grand Sport X, Z06, E-Ray, ZR1, ZR1X

GM factory document — 2023 chevrolet corvette stingray z06 order guide copy corvetteblogger, p.98.
GM factory document — 2024 chevrolet corvette stingray z06 e ray order guide copy corvetteblogger, p.155.
GM factory document — 2025 chevrolet corvette fleet order guide rpo codes, p.2.
GM factory document — 2026 chevrolet corvette fleet order guide rpo codes, p.2.
GM factory document — 2027 chevrolet corvette fleet order guide rpo codes, p.1.

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