MB 'special edition' are usually the last production year of a chassis, often with upgraded wheels, option lists, and paint. As such they are nice because they often have fixed any of the tweaks that appear in any car that get workrd out over the production life of that chassis.
There is a recent thread where MBDoc got the european sport suspension set up for somebody who has a 420E
E420 Euro Sport pics
2003 Firemist Red/grey leather SL 500
2015 Palladium Silver/black mbtex GLK 350
1987 Smoke Silver/burgundy mbtex 300E Sportline (SOLD)
Click to see 87 300E