Mercedes Part Numbers for NON SRT

Propshaft Centre Bearing - A008 981 4325
Propshaft Centre Bearing Mount/Support - A170 410 0081
Propshaft Donut/Coupling - A000 411 0000 (front and rear are the same part)

Febi Bilstein versions are readily available at places like onlinecarparts.co.uk and relatively inexpensive.

Chrysler will want you to but a whole propshaft for almost £1,500