SKU: 22-138361 | UPC: 651860588261
Bilstein B4 2004-2010 BMW 5 Series Front Twintube Strut Assembly
Bilstein 22-138361 B4 OE Replacement strut assembly fits 2004-2010 BMW 5 Series models including 525i, 528i, 530i, 535i, 545i and 550i. This front twintube strut restores factory ride comfort, handling and safety while meeting or exceeding original equipment standards.
Key Features
- High Power Reserves: Provides maximum safety margins during daily driving
- OE Ride Quality: Returns vehicle to original comfort and handling levels
- Bilstein Gas Pressure: Maintains consistent damping performance
- Direct Fit: Engineered as exact replacement for listed BMW models
- Monotube Design: Delivers reliable response in all conditions
- Long Service Life: Built with durable components for extended use
Specifications
| Detail | Value |
|---|---|
| Brand | Bilstein |
| Type | Twintube Strut Assembly |
| Compatibility | 2004-2010 BMW 5 Series |
| Part Number | 22-138361 |
| Country of Origin | Germany |
| Warranty | Manufacturer Limited |
Whats Included
- One Front Twintube Strut Assembly
- Mounting Hardware
- Installation Instructions
Product Notes
- Confirm fitment by vehicle year make and model before purchase
- Professional installation recommended for proper alignment
- Replaces original equipment strut on specified BMW chassis
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2004-2010 | BMW | 525i 528i 530i 535i 545i 550i | Base models Front Left or Right |
Why Choose Bilstein?
- Original equipment supplier to BMW and other premium brands
- Proven gas pressure technology used in motorsports
- Restores factory suspension geometry and response
- Backed by extensive aftermarket distribution network
Frequently Asked Questions
- Q: Is this a direct replacement for the factory strut?
- A: Yes it installs as an exact OE replacement on listed models
- Q: Can this strut be used on both left and right sides?
- A: This assembly is sold individually and fits either front side
- Q: Does it include the spring or only the strut?
- A: This unit is the strut assembly only without the coil spring
Shipping and Handling
- Method: Ground shipping via standard carrier
- Availability: In stock ships same or next business day
- Packaging: 26 x 8 x 8 inch box weighing 12 pounds
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