Were these reflectors with black carpet on white door panels in your R/T?
The STANDARD white interior in a '70 Challenger R/T would be H6XW.
The odd thing is ........... the carpet and reflectors are a SE and/or upgraded non-SE interior (leather or cloth/vinyl) item & there are NO white door panel SE interiors!
Do you still have the panels and/or carpet?
STANDARD Challenger & Challenger R/T door panel at the start of the '70 model year:
STANDARD 1970 Challenger SE & R/T SE door panel:
During the model year (?? around November '69 ??) a woodgrain insert found its way onto all non-SE Challenger interiors. Now with a "fratzog" emblem in place of the
"Special Edition" script of the SE. The "naked" door panels would return for use in the
A93 - Challenger Deputy cars that arrived in the spring of '70:
OPTIONAL door panel included with an UPGRADED interior in a Challenger or Challenger R/T (Leather and/or Cloth & Vinyl):
A normal H6XW door panel for a post 11/69 Challenger / Challenger R/T: