Rarest A-Body Option?

69 Dart Swinger 340 4 speed. Plain F8 green. Stripe Delete
D2T tan bench seat interior.
Front disc brakes, Rear Drum, manual master cylinder.
A/C w/ tinted glass. Variable speed wipers (3 speed motor w/ variable switch)
Light Group package.

and the weird part:
Rear defrost, AM/FM with 2 rear speakers(odd aluminum boxes to hold both)