There were four Trail packages. Haven't found my PDF with the inclusions yet, but these were the prices when new:
Trail Edition I $1,095
Trail Edition II $1,195
Trail Edition III $1,295
Trail Edition IV $1,495
Edit: Here are the descriptions:
TRAIL I PKG -inc: satin black "A"-frame brush bar, Land Rover driving lamps w/vinyl covers, rear access ladder, rear upper lamp guards, Land Rover "Trail" badge (PIO)
TRAIL II PKG -inc: wraparound brush bar, Land Rover driving lamps w/vinyl covers, rear access ladder, rear upper lamp guards, Land Rover "Trail" badge (PIO)
TRAIL III PKG -inc: satin black "A"-frame brush bar, Land Rover driving lamps w/vinyl covers, black rubber running boards, Land Rover "Trail" badge (PIO)
TRAIL IV PKG -inc: stainless steel "A"-frame brush bar, Land Rover driving lamps w/vinyl covers, stainless steel running boards, Land Rover "Trail" badge (PIO)