- 1963–70s (varies) Single-source
QHE Factory-verified
Also described as H78-14 bias ply
Also documented for GMC
Documented applications
- 2015–2019, 2021–2022 Factory-verified
2015: Z71: S; Base, WT, LT: not offered; 2017: Z71: S; Base, WT, LT: not offered; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022
This page aggregates every documented appearance of QHE in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.