SKU: 24-170680 | UPC: 651860649290
Bilstein B8 2009-2016 BMW Z4 Rear Shock Absorber
Bilstein 24-170680 B8 Performance Plus is a rear shock absorber designed as a direct performance upgrade for the BMW Z4. It fits 2009-2011 Z4 sDrive30i along with 2012-2016 sDrive28i, 2009-2016 sDrive35i and 2011-2016 sDrive35is models. The monotube gas pressure construction works with lowering springs to sharpen handling response while maintaining ride quality.
Key Features
- Monotube Design: Provides consistent damping performance under demanding conditions
- Application Specific Valving: Tuned for BMW Z4 chassis dynamics with lowering springs
- OE Quality Standards: Tested to meet or exceed original equipment specifications
- Gas Pressure Technology: Reduces aeration and fade during extended use
- Direct Fitment: Installs using factory mounting points on listed Z4 variants
- Performance Upgrade: Enhances stability when paired with aftermarket spring sets
Specifications
| Detail | Value |
|---|---|
| Brand | Bilstein |
| Type | Performance Plus Shock Absorber |
| Compatibility | 2009-2016 BMW Z4 Rear |
| Part Number | 24-170680 |
| Country of Origin | Germany |
| Warranty | Manufacturer Limited Warranty |
Whats Included
- One rear shock absorber assembly
- Installation hardware as required for direct fit
- Bilstein product documentation
Product Notes
- Intended for use with lowering spring sets or production sport suspensions
- Professional installation recommended for proper alignment and safety
- Verify fitment with specific vehicle options before ordering
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2009-2011 | BMW | Z4 sDrive30i | Rear position |
| 2012-2016 | BMW | Z4 sDrive28i | Rear position |
| 2009-2016 | BMW | Z4 sDrive35i | Rear position |
| 2011-2016 | BMW | Z4 sDrive35is | Rear position |
Why Choose Bilstein?
- Original equipment supplier to multiple premium vehicle manufacturers
- Proven monotube technology used in motorsports applications
- Extensive catalog of over 3500 part numbers for US aftermarket
- Rigorous testing ensures long-term durability and consistency
Frequently Asked Questions
- Q: Does this shock require a spring compressor for installation?
- A: Yes, proper spring compression tools are needed for safe removal and replacement.
- Q: Is this shock sold individually or as a pair?
- A: This listing is for a single rear shock absorber.
- Q: Can this be used without lowering springs?
- A: It is optimized for use with lowering springs but can function on stock height setups.
Shipping & Handling
- Method: Ground shipping via standard carriers
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed to prevent damage during transit





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