Euro, Old School, Wheels Mercedes Benz 500SEC W126 on Brabus Monoblock III April 3, 2012 admin 1 Comment The Mercedes Benz 500SEC was the Big Coupe to have in the Late 80's. From looking at these pics this car is still in style 25 years later. The Brabus Monoblock III really compliments the lines on this big Benz coupe. Mercedes Benz 500SEC W126 on Brabus Monoblock III side shot. Rear Brabus Monoblock III wheel and tire combo looks wide and healthy. share:Reddit