1986-1991 Mercedes S-class (W126)… in this case a top-of-the-line 560SEL.
US version, which came pretty much loaded. Only options in the US were 4-place seats, power rear sunshade, and traction control for the last model year. (although there were several options not available to US buyers).
from Tumblr https://78.media.tumblr.com/3370861dc5a701277676fd7287dd5476/tumblr_pdh71sShzn1r37rcwo1_500.jpg
