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Bilstein 18-140644 Steering Damper - Front
| Brand | Bilstein 18-140644 |
|---|---|
| Position | Front |
| Boot Included | Black straight |
| Finish | Black paint |
| Internal Design | Twintube |
| Lower Mount Type | Eye 10mm |
| Series | B4 oe replacement (steering damper) |
| Title | Bilstein shock absorbers |
| Upper Mount Type | Eye 10mm |
| Product line | B4 OE Replacement (Steering Damper) |
| Fits | Mercedes-Benz · 27 vehicles |
OE replacement. Engineered to meet OE standards and match original performance.
Twintube design. Delivers consistent damping for stable steering response.
Black painted finish. Adds corrosion resistance with a clean, durable look.
Cross-references 140 463 01 32, 140 463 03 32 and B22-E064 for the same application. See all 4.
Bilstein B4 OE Steering Damper
Restore original steering feel with the Bilstein B4 OE Replacement steering damper, part number 18-140644. Built to match OE standards, this front steering damper is made for drivers who want factory-style handling and response on their Mercedes-Benz.
OE-Style Replacement Design
- Bilstein B4 OE Replacement (Steering Damper) series
- Twintube internal design for OE-matched damping behavior
- Black paint finish with black straight boot included
- Eye 10mm upper mount and Eye 10mm lower mount
- Front position application for steering system control
Detailed Product Overview
The Bilstein B4 OE Replacement steering damper is engineered to replicate the performance of the original factory unit while maintaining the ride and steering characteristics expected from Mercedes-Benz. This part number 18-140644 uses a twintube construction and OE-style mounting points to support consistent steering stability on the road. It is a direct-fit steering damper for select Mercedes-Benz S-Class models, including 1994-1999 Mercedes-Benz S320, 1994-1999 Mercedes-Benz S420, 1994-1999 Mercedes-Benz S500, 1994-1995 Mercedes-Benz S350, 1992-1993 Mercedes-Benz 300SD, 1992-1993 Mercedes-Benz 300SE, 1992-1993 Mercedes-Benz 500SEL, and 1992 Mercedes-Benz 400SE, all in the front position.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What This Steering Damper Helps Address
- Excessive steering wheel shake or shimmy
- Loose or inconsistent steering response
- Reduced control over road feedback at the front end
- Wear-related loss of damping in the original steering damper
- Restoration of OE-style steering feel on Mercedes-Benz S320, S420, and S500 models
Installation Notes and Tips
Verify the Eye 10mm upper and lower mounts before installation and confirm front-position fitment against your vehicle’s existing damper. For best results, inspect related steering and suspension components for wear before replacing the damper. This Bilstein steering damper, part number 18-140644, is intended for the listed Mercedes-Benz applications only.
Quality Assurance
Bilstein B4 OE Replacement steering dampers are engineered to meet OE standards and replicate original damper performance for factory-style handling. The B4 OE Replacement line is built for drivers who want a direct replacement that preserves the vehicle’s original steering characteristics.
| Year | Make | Model | Submodel | Body Type | Position | Notes |
|---|---|---|---|---|---|---|
| 1999 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1999 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1999 | Mercedes-Benz | S500 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1998 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1998 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1998 | Mercedes-Benz | S500 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1997 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1997 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1997 | Mercedes-Benz | S500 | Base | Sedan | Front | B4 OE Replacement (Steering Damper) |
| 1996 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1996 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1996 | Mercedes-Benz | S500 | Base | Sedan | Front | B4 OE Replacement (Steering Damper) |
| 1995 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1995 | Mercedes-Benz | S350 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1995 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1995 | Mercedes-Benz | S500 | Base | Sedan | Front | B4 OE Replacement (Steering Damper) |
| 1994 | Mercedes-Benz | S320 | SWB | — | Front | B4 OE Replacement (Steering Damper) |
| 1994 | Mercedes-Benz | S350 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1994 | Mercedes-Benz | S420 | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1994 | Mercedes-Benz | S500 | Base | Sedan | Front | B4 OE Replacement (Steering Damper) |
| 1993 | Mercedes-Benz | 300SD | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1993 | Mercedes-Benz | 300SE | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1993 | Mercedes-Benz | 500SEL | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1992 | Mercedes-Benz | 300SD | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1992 | Mercedes-Benz | 300SE | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1992 | Mercedes-Benz | 400SE | Base | — | Front | B4 OE Replacement (Steering Damper) |
| 1992 | Mercedes-Benz | 500SEL | Base | — | Front | B4 OE Replacement (Steering Damper) |
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