The 89 restyle is quite nice IMHO. I like mine



As I understand it the W140 was supposed to come out in 89, but was delayed due to the development of the V12 motor. The restyle was preformed to freshen the line until the W140 finally came out in 91.

-J

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1991 350SDL. 230,000 miles (new motor @ 150,000). Blown head gasket

Tesla Model 3. 205,000 miles. Been to 48 states!
Past: A fleet of VW TDIs.... including a V10,a Dieselgate Passat, and 2 ECOdiesels.
2014 Cadillac ELR
2013 Fiat 500E.