The only cloth interior i've ever seen on a W126 was on Hatties and now TheDons SDL.

I have pictures of an alcantara interior with a 4 seat package on a car that was sold in CT but I've never seen one in person.

My gut tells me that alcantara interiors are even rarer then cloth interiors.

__________________
1982 300GD Carmine Red (DB3535) Cabriolet Parting Out
1990 300SEL Smoke Silver (Parting out)
1991 350SDL Blackberry Metallic (481)

"The thing is Bob, its not that I'm lazy...its that I just don't care."