Wheels, 20 x 9 (50.8 cm x 22.9 cm), painted aluminum, machined face, Grazen painted pockets

Years 2023–27 Models 2 Factory citations 6

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Also described as Wheels, 20 x 9 painted aluminum with machined face and Grazen painted pockets

Also documented for Cadillac

Documented applications

Colorado — Third generation (2023–2027)

2026–2027 Factory-verified

2026–2027: Z71: O; WT, LT, Trail Boss, ZR2: not offered

GM factory document — 2026 chevrolet colorado fleet order guide, p.45.
GM factory document — 2027 chevrolet colorado fleet order guide, p.45.

Silverado — T1XX (2019–2026)

2023–2026 Factory-verified

GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.12.
GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.15.
GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

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