WS6 ● Confirmed

Pontiac · Regular Production Option

Special Performance Package — 15×8 snowflake wheels, larger sway bars, quicker steering; 4-wheel discs from ’79

Years 1969, 1978–81 Models 1

Also described as Power Assist Group (auto, power steering, disc brakes)

Documented applications

Firebird / Trans Am →

• 1969 ◑ Single-source

  NOT the 1978+ performance package — code reuse

• 1978–1981 ● Confirmed

  Trans Am (& Formula); NOT the 1969 WS6

This page aggregates every documented appearance of WS6 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.