Cargo security shelf, rear

Years 2014, 2017–19, 2025–26 Models 3 Factory citations 6

Query this via API →

Also described as Shelf, rear cargo securityCargo privacy cover, rear

Also documented for Buick

Documented applications

Spark EV — M300 (2014–2016)

2014 Factory-verified

1LT, 2LT: S

GM factory document — 2014 chevrolet spark ev and spark fleet order guide wayback, p.2.

Spark — M400 (2016–2022)

2017–2019 Factory-verified

all trims: S; 2018 from GM's 2018 order guide

GM factory document — 2017 chevrolet spark order guide copy gm authority, p.1, p.14.
GM factory document — 2018 chevrolet spark order guide copy gm authority, p.2, p.19.
GM factory document — 2019 chevrolet spark order guide copy gm authority, p.2, p.18.

Trax — Second generation, VSS-F (2024–2026)

2025–2026 Factory-verified

LT, 2RS, ACTIV: S; the Buick Envista guides print this code as a cargo security cover

GM factory document — 2025 chevrolet trax fleet order guide, p.2.
GM factory document — 2026 chevrolet trax fleet order guide, p.2.

This page aggregates every documented appearance of B7S in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.