The Best To Learn on All Vehicle’s is Paint & Trim Code Numbers. The Last Onslaught on Detroit is a Good Reference for K F Products. This is the Best way to get to know Original.
It can Go the Other way. Example, Special Order by Executive’s or Customer. Paint Code 999 & or Trim 888 meant Special Order. More Often on the West Coast, but can show up any where Today. You find One with Leather interior ? Seller doesn’t know They have a Rare Vehicle.