F8J ✓ Factory-verified

Chevrolet · Regular Production Option

Axle, 5.45 final drive ratio

Years 2025–27 Models 1 Factory citations 3

Query this via API →

Also documented for Buick

Documented applications

Trailblazer — First generation, VSS-F (2021–2027) →

• 2025–2027 ✓ Factory-verified

  only in: FWD; 2025–2026: all trims: S; 2027: LS, LT, RS: S

  ⛭ GM factory document — 2025 chevrolet trailblazer fleet order guide, p.6.

  ⛭ GM factory document — 2026 chevrolet trailblazer fleet order guide, p.6.

  ⛭ GM factory document — 2027 chevrolet trailblazer limited fleet order guide, p.8.

Related codes · mentioned in these notes

FWD

This page aggregates every documented appearance of F8J in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.