Which is both good and bad, depending on which side of the table you sit on.
In the day, divisions were charged for each trim combination ("Trim Count") - but in that era, margins were high and customers were always right. Once in a while a 'magic' combination would surface and the plants would be strapped to build them - the polo green '93 Bonneville with tan leather was one that our team actually caused with our "Market Street" commercial.
Today, with all the cab and trim variations for the S+S twins, I don't know how they get anything done.