Genuine OEM Mercedes-Benz Engine Harmonic Balancer Washer, part number A0000354300. This washer is a critical component of the engine's harmonic balancer assembly, designed to absorb torsional vibrations and reduce stress on the crankshaft. It is located on the engine. The washer has a diameter of 0.055 meters and a thickness of 0.015 meters. Genuine OEM parts are manufactured to precise specifications for optimal performance and longevity.