yearone (CPP) Disk Brake conversion kit - OE 15" BBP Wheels?

I bought the stamped steel uppers:

Classic Performance Products complete front power disc brake conversion kit for 1963-1974 Mopar A/B/E models. Use with a minimum wheel size of 15 inch

Everything needed to add front power disc brakes to your "A" "B" or "E" body Mopar. Includes: spindles, brackets, dust shields, loaded calipers, rotors, bearings, seals, hoses, 8 inch booster/master/proportitioning value assembly and mounting hardware. Note: If using this kit to convert a Mopar A-body you will need part number A6374WBIK (stamped steel control arm kit) or A6374WBIK-T (tubular control arm kit). Rotors have 5 on 4.5" bolt pattern. Also kit will work on A bodies with 9" drums.

Note: If using this kit to convert a Mopar A-body you will need part number A6374WBIK (stamped steel control arm kit) or A6374WBIK-T (tubular control arm kit). Rotors have 5 on 4.5" bolt pattern. Use with a minimum wheel size of 15 inch

1966-74 A B E-Body Complete Front Power Disc Brake Conversion Kit
1966-74 A B E-Body Stamped Control Arm Kit