This happened to two of the mercedes techs today as they were coming back from lunch.
The right front spring tore it's top mount
OFF the car. It's going to have to go to the body shop to get repaired.
To be fair, this car does have 228,000 miles on it and is from the salty, northern half of the US.
The car:
Right side(the broken side):
The left side(see a difference?):