Description
Protect your Mercedes-Benz front suspension with the Genuine Front Shock Absorber Bumper Mount (Part No. A2123210306). This OEM rubber buffer (bump stop) and dust cover kit is designed to fit precisely on the front strut assembly, helping to absorb harsh impacts and prevent direct metal-on-metal contact when your suspension bottoms out.
Manufactured to Mercedes’ factory standards, the A2123210306 part ensures accurate dimensions, durable material quality, and reliable performance. According to the OE catalog, this is a “rubber buffer, dust cover kit.”
Spareto
When installed, it helps:
Limit shock absorber travel and protect the strut rod from damage
Extend the life of your shock-absorber seals by reducing dirt and debris ingress
Maintain smooth, controlled suspension behavior on rough roads
Preserve OEM ride comfort and noise-reduction performance
This part is commonly used on W212 E-Class models.
Rrr
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Replace this bump stop/dust cover when you notice signs like: suspension clunking, worn or split rubber, or excessive rod exposure. Using the genuine part ensures OEM-spec rebound behavior and protects your strut assembly.

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