Bilstein 22-218230 Suspension Strut Assembly - Front

Bilstein B4 OE Replacement Front Strut

The Bilstein B4 OE Replacement front suspension strut assembly is built to restore original ride quality and handling on select Mercedes-Benz roadsters. This front strut is engineered for drivers who want OE-style performance with Bilstein build quality, including a twintube internal design and a black painted finish.

• Front suspension strut assembly for select Mercedes-Benz applications
• Bilstein B4 OE Replacement series
• Twintube internal design for OE-style damping characteristics
• Black paint finish
• Upper mount type: stem
• Lower mount type: bracket
• Boot not included

OE Replacement Series Details

Bilstein B4 OE Replacement dampers are developed to maintain the original ride feel of the vehicle while meeting or exceeding OE standards. The B4 OE Replacement line focuses on restoring factory-level control, comfort, and response for daily driving. Part number 22-218230 is a direct-fit style front strut assembly for Mercedes-Benz SLK-Class and SLC-Class models listed below.

This part cross-references Mercedes-Benz OE numbers 172 320 01 30 and 172 320 06 30 for the same application.

Compatible Vehicle Fitment

• Fits 2017-2020 Mercedes-Benz SLC300, front, without Dynamic Suspension; B4 OE Replacement
• Fits 2016 Mercedes-Benz SLK300, front, without Dynamic Suspension; B4 OE Replacement
• Fits 2012-2016 Mercedes-Benz SLK350, front, standard suspension without electronic suspension; B4 OE Replacement
• Fits 2012-2015 Mercedes-Benz SLK250, front, standard suspension without electronic suspension; B4 OE Replacement

Common Issues This Strut Can Address

• Excessive front-end bounce over bumps
• Reduced steering response and road control
• Uneven ride quality compared with factory feel
• Worn or leaking original front strut assembly
• Noisy or unstable suspension behavior at the front axle

Installation Notes

Verify suspension type before ordering, since this front strut is listed for vehicles without Dynamic Suspension or without Electronic Suspension, depending on model year and trim. Confirm the upper stem mount and lower bracket mount style match the original part, and inspect related suspension components during replacement. Part number 22-218230 is intended for the front position only.

Quality Assurance

Bilstein B4 OE Replacement dampers are engineered to meet or exceed OE standards while preserving original ride characteristics. The B4 OE Replacement line is built for factory-style performance restoration on Mercedes-Benz SLK300, SLK350, SLK250, and SLC300 front suspension applications.