my '68 Charger w/trailer towing package had the 14x5.5" chrome "road wheels"
my '69 Monaco w/trailer towing package had the solid 15" wheels like Barry's Fury
my brother's '73 Charger SE w/trailer towing package had the 14x6.0" steel wheels (15" wheels were listed as N/A)

A Challenger R/T already has the HD 14x6.0 wheels STANDARD
& U82 tires are listed as N/A with trailer towing package