When were the 8 3/4" rears available for the 1965 A-Body cars

pbiggs,

Don't forget, Chrysler had a 'labor strike' at the beginning of the
1966 production year.

Not sure on the time frame, but that is why they couldn't get
the 426 Street Hemi out to the 1966 Winternationals in January 1966.

Mopar had some bizarre reasons for doing things, like the
Rally Suspension Package and Formula S Package.