Wow! Very, very, cheap price.
I checked the used car values for a car like yours with similar miles, and in Southern California, depending on overall condition, that car would sell for about $18,000.
2001 E430, Bourdeaux Red, Oyster interior.
1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".