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Chassis reference

1973 GTO rear-axle sticker and housing-code reference

rear axle · factory

8.5-inch Rear Axle: Optional Safe-T-Track · ratio is car-specific 1973 Pontiac GTO

Reference Details

Availability
factory
Limited-slip
Yes
Notes
The model-year reference maps conventional codes AD, AE, and AJ to 3.08, 3.23, and 3.42 respectively and Safe-T-Track codes CD, CE, and CJ to the same ratios. It places the code sticker on the left brake drum and the axle-housing stamp to the right of the carrier. The table does not identify which ratio was ordered or remains installed in an individual car.
Ratio
3.08:1, 3.23:1, or 3.42:1
Type
rear axle

Cars With This Chassis Detail

1 linked car page.

Sources & Documentation