Chassis reference

3.90:1 Safe-T-Track rear axle context

rear axle · factory

1969 Pontiac Trans Am rear-quarter view; exact-year Trans Am spoiler and stripe context. 1969 Pontiac Firebird Trans Am Ram Air IV

Reference Details

Availability: factory
Limited-slip: Yes
Notes: Use as model/engine context. Individual-car axle stamping, date code, and PHS paperwork remain required for authentication.
Ratio: 3.90
Type: rear axle

1 linked car page.

1969 Pontiac

Pontiac factory Firebird Trans Am package with optional Ram Air IV engine.

78TA.com / Hitman's Pontiac Trans Am Site Engine, Transmission, and Rear End Codes