# Bilstein 44-156251 B4 Air Module Air Suspension Spring for 2006-2011 Mercedes-Benz Gl320 and More

### Performance Overview

Bilstein Air Spring with Monotube Shock Absorber has been engineered to be the economical choice for maintaining OEM ride performance while incorporating Bilstein's world-famous durability and precise construction. Steel body. With Air Suspension and ADS.

### Key Features

-   B4 Series OE Replacement Air Spring

### Vehicle Fitment

-   2007 Mercedes-Benz Gl320 (Note: Cdi)
-   2007 Mercedes-Benz Ml320 (Note: Cdi; With Front Air Springs)
-   2008 Mercedes-Benz Ml320 (Note: Cdi; With Front Air Springs)
-   2009 Mercedes-Benz Ml320 (Note: Bluetec 4Matic; With Front Air Springs)
-   2006 Mercedes-Benz Ml350 (Note: 4Matic)
-   2007 Mercedes-Benz Ml350 (Note: 4Matic; With Front Air Springs)
-   2008 Mercedes-Benz Ml350 (Note: 4Matic; With Front Air Springs)
-   2009 Mercedes-Benz Ml350 (Note: 4Matic, Base; With Front Air Springs)

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is 44-156251.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   B4 Air Module Air Suspension Spring for Mercedes-Benz Gl320
-   44-156251 fitment
-   Bilstein B4 Air Module Air Suspension Spring
-   2007 Mercedes-Benz Gl320 B4 Air Module Air Suspension Spring

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2007

Mercedes-Benz

Gl320

Cdi

2007

Mercedes-Benz

Ml320

Cdi; With Front Air Springs

2008

Mercedes-Benz

Ml320

Cdi; With Front Air Springs

2009

Mercedes-Benz

Ml320

Bluetec 4Matic; With Front Air Springs

2006

Mercedes-Benz

Ml350

4Matic

2007

Mercedes-Benz

Ml350

4Matic; With Front Air Springs

2008

Mercedes-Benz

Ml350

4Matic; With Front Air Springs

2009

Mercedes-Benz

Ml350

4Matic, Base; With Front Air Springs

2010

Mercedes-Benz

Ml350

4Matic, Base, Bluetec 4Matic; With Front Air Springs

2011

Mercedes-Benz

Ml350

4Matic, Base, Bluetec 4Matic; With Front Air Springs

2006

Mercedes-Benz

Ml500

Base

2007

Mercedes-Benz

Ml500

Base; With Front Air Springs

2008

Mercedes-Benz

Ml550

Base; With Front Air Springs

2009

Mercedes-Benz

Ml550

Base; With Front Air Springs

2010

Mercedes-Benz

Ml550

Base; With Front Air Springs

2011

Mercedes-Benz

Ml550

Base; With Front Air Springs

## Details

- **Price:** 1674.53 CAD
- **Vendor:** Bilstein
- **Type:** B4 Air Module Air Suspension Spring
- **Tags:** 2006 Mercedes-Benz Ml350, 2006 Mercedes-Benz Ml500, 2007 Mercedes-Benz Gl320, 2007 Mercedes-Benz Ml320, 2007 Mercedes-Benz Ml350, 2007 Mercedes-Benz Ml500, 2008 Mercedes-Benz Ml320, 2008 Mercedes-Benz Ml350, 2008 Mercedes-Benz Ml550, 2009 Mercedes-Benz Ml320, 2009 Mercedes-Benz Ml350, 2009 Mercedes-Benz Ml550, 2010 Mercedes-Benz Ml350, 2010 Mercedes-Benz Ml550, 2011 Mercedes-Benz Ml350, 2011 Mercedes-Benz Ml550, 44-156251, Automotive Parts, B4 Air Module Air Suspension Spring, Bilstein, Bilstein Suspension, Direct Replacement, Performance Suspension, Suspension

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1674.53 CAD | In stock |

## Images

- Bilstein 44-156251 B4 Air Module Air Suspension Spring for 2006-2011 Mercedes-Benz Gl320 and More

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> Source: [Standard Auto Part](www.standardautopart.com/products/bilstein-mercedes-benz-gl320-b4-air-module-44-156251)
> Updated: 2026-06-15