I found an old '82 Bronco brochure which describes the contents of the packages. Shaun already mentioned some, and here's the full list.
Protection- Skid plates.
- Dual electric horns.
- Fog lamps (include plastic covers and bright front bumper guards).
- Exterior Protection Group includes bright door edge guards, front bumper guards and rub strip.
- Color-keyed floor mat (XLS only).
- Security Lock Group includes locking gas cap, and locks on inside hood release, glove box and inside spare tire.
Bumpers:
- Chrome front, or front and rear.
- Chrome rear step bumper.
- Argent rear step bumper.
- Black rear step bumper (XLS only).
1984 Bronco 351 Holley Sniper EFI, 3 Speed Ford Auto.
1986 Bronco 302 EFI, AOD, Eddie Bauer, with 3G alternator.