Thats not rare, W126 350SD is rare. So are the 1987 300TD wagons. I think there were only around 2,500 of each made. 300E with a 5spd 750 give or take sent to the US.

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2016 Corvette Stingray 2LT
1969 280SE
2023 Ram 1500
2007 Tiara 3200