Wheels, 18 inch forged polished aluminum

Years 2014–15, 2018–19 Models 2 Factory citations 5

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Also described as Wheels, 18 inch aluminum, chromed

Also documented for Cadillac

Documented applications

Sierra HD — GMT900 (2007–2014)

2014 Factory-verified

18 x 8 steel spare

GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.3.
GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.3.

Sierra HD — K2XX (2015–2019)

2015, 2018–2019 Factory-verified

18 x 8 steel spare; included with the All Terrain HD package (GAT); 2015 marks: Sierra: not offered; SLE: O; SLT: included in the trim group; 2015 3500HD: Sierra: not offered; SLE, SLT: included in the trim group; 2018: GM's 2018 Sierra 2500HD order guide; 2019: GM's 2019 Sierra 3500HD order guide

GM factory document — 2015 gmc sierra 2500hd fleet order guide wayback, p.3.
GM factory document — 2018 gmc sierra 2500hd order guide copy gm authority, p.7.
GM factory document — 2019 gmc sierra 3500hd order guide copy gm authority, p.7.

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