9W1 ✓ Factory-verified

Chevrolet · Regular Production Option

Paint, solid, Oxford Brown Metallic

Years 2025–26 Models 1 Factory citations 4

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Documented applications

Silverado Medium Duty (GM515, 2019–2026) →

• 2025–2026 ✓ Factory-verified

  touch-up WA-334E; listed on the SEO paint color and trim pages

  ⛭ 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.

  ⛭ GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide, p.122.

  ⛭ GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide, p.119.

Related codes · mentioned in these notes

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This page aggregates every documented appearance of 9W1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.