Commenters repeatedly note the SLC was the most expensive car in the Mercedes lineup from 1973-1981 (barring the 6.9), essentially the S-Class four-seat coupe until the SEC replaced it. Period stickers approaching $47,500 (cited as roughly $145K-$210K in today's dollars) are contrasted with how cheaply the cars trade now.
Flagship status when new, undervalued now
Mercedes-Benz SLC (C107) · history