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Bilstein 24-158657 Air Shock Absorber - Rear
| Brand | Bilstein 24-158657 |
|---|---|
| Position | Rear |
| Boot Included | Black straight |
| Finish | Black paint |
| Internal Design | Monotube |
| Lower Mount Type | Clevis |
| Series | B4 oe replacement (air) |
| Title | Bilstein shock absorbers |
| Upper Mount Type | Double stud |
| Product line | B4 OE Replacement (Air) |
| Fits | Mercedes-Benz · 22 vehicles |
OE replacement. Direct-connect fit restores original air suspension feel.
Monotube design. Delivers consistent damping performance and response.
Black paint finish. Helps protect the shock absorber from corrosion.
Cross-references 164 320 06 31, 164 320 12 31 and 164 320 13 31 for the same application. See all 8.
Bilstein B4 OE Replacement Air Shock
Bilstein B4 OE Replacement (Air) shock absorber 24-158657 is built for rear suspension service on select Mercedes-Benz SUVs with factory air suspension and without electronic suspension. It connects directly to the original vehicle connectors for a modification-free replacement that restores OE-style ride control.
For Mercedes-Benz GLS450, GLS550, GL350, GL450, GL550, ML450, and GL320 applications, this Bilstein air shock uses a monotube internal design and a direct-fit mounting layout to match the original suspension setup. The black painted finish and straight black boot support a clean OE-style installation.
Key Features
- Bilstein B4 OE Replacement (Air) series for factory air suspension service
- Rear air shock absorber for select Mercedes-Benz GLS, GL, and ML models
- Direct connection to original vehicle connectors
- Monotube internal design for consistent damping response
- Black paint finish with black straight boot
- Lower clevis mount and upper double stud mount
- Part number 24-158657
Product Details
The Bilstein B4 OE Replacement (Air) line is focused on restoring the original suspension feel on European vehicles equipped with air suspension. Bilstein supplies OE air suspension systems, and this replacement damper follows the same installation approach by using the factory connectors and mounting points. That makes 24-158657 a practical choice when replacing a worn rear air shock on a Mercedes-Benz GLS450, GLS550, GL350, GL450, GL550, ML450, or GL320.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Address
- Rear suspension sag or uneven ride height on air-suspension Mercedes-Benz models
- Excessive bouncing or reduced damping control
- Ride quality changes caused by a worn rear air shock absorber
- Factory connector or mount mismatch from non-OE-style replacements
- Loss of original suspension feel in rear suspension service
Installation Notes
Compatible With rear suspension applications only. Verify that the vehicle is equipped without electronic suspension before ordering. Confirm the original connector style and mounting points against the existing shock absorber before installation. This part is designed to install without modification when used on the listed Mercedes-Benz GLS450, GLS550, GL350, GL450, GL550, ML450, and GL320 rear applications.
Quality Assurance
Bilstein is an OE supplier for air suspension systems, and the B4 OE Replacement (Air) series is engineered to meet the standards expected for factory-style suspension service. Part number 24-158657 is built to restore OE-level fit and function on the listed Mercedes-Benz rear air shock applications.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2019 | Mercedes-Benz | GLS450 | 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2019 | Mercedes-Benz | GLS550 | 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2018 | Mercedes-Benz | GLS450 | 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2018 | Mercedes-Benz | GLS550 | 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2017 | Mercedes-Benz | GLS550 | 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2012 | Mercedes-Benz | GL350 | Bluetec 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2012 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2012 | Mercedes-Benz | GL550 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2011 | Mercedes-Benz | GL350 | Bluetec 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2011 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2011 | Mercedes-Benz | GL550 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2011 | Mercedes-Benz | ML450 | Hybrid 4Matic | Rear | B4 OE Replacement (Air) |
| 2010 | Mercedes-Benz | GL350 | Bluetec 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2010 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2010 | Mercedes-Benz | GL550 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2010 | Mercedes-Benz | ML450 | Hybrid 4Matic | Rear | B4 OE Replacement (Air) |
| 2009 | Mercedes-Benz | GL320 | Bluetec 4Matic | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2009 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2008 | Mercedes-Benz | GL320 | CDI | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2008 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2007 | Mercedes-Benz | GL320 | CDI | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
| 2007 | Mercedes-Benz | GL450 | Base | Rear | Without Electronic Suspension; B4 OE Replacement (Air) |
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