40P Factory-verified

GMC · Regular Production Option

Wheel color, white

Years 2007–10, 2014–18, 2022–27 Models 1 Factory citations 20

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Also documented for Chevrolet

Documented applications

Savana — GMT610 (2003–2027)

2007–2010, 2014–2018, 2022–2027 Factory-verified

GM prints (91) after the name; the 2025–2027 guides read Wheel finish, painted White; O: Cargo 1WT, Cutaway 1WT, Cutaway 2WT (2025–2026), Passenger 1LS, Passenger 1LT

GM factory document — 2007 gmc savana rpo code list, p.1.
GM factory document — 2008 gmc savana rpo code list, p.1.
GM factory document — 2008 chevrolet ld electricalfullsizevans, p.20.
GM factory document — 2009 gmc savana rpo code list, p.1.
GM factory document — 2009 chevrolet ld electricalfullsizevans 100813, p.18.
GM factory document — 2010 chevrolet gh van elec 1 7 d1 100813, p.18.
GM factory document — 2014 chevrolet gh van elec bbm si brief, p.5.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.14.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.12.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.10.
GM factory document — 2025 gmc savana cargo fleet order guide, p.29.
GM factory document — 2025 gmc savana cutaway fleet order guide, p.33.
GM factory document — 2025 gmc savana passenger fleet order guide, p.21.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.10.
GM factory document — 2026 gmc savana cargo fleet order guide, p.31.
GM factory document — 2026 gmc savana cutaway fleet order guide, p.36.
GM factory document — 2026 gmc savana passenger fleet order guide, p.23.
GM factory document — 2027 gmc savana cargo fleet order guide, p.28.
GM factory document — 2027 gmc savana cutaway fleet order guide, p.19.
GM factory document — 2027 gmc savana passenger fleet order guide, p.21.

This page aggregates every documented appearance of 40P in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.