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SKU: 24-305174 | UPC: 651860870083
Bilstein B6 Performance Rear Shock Absorber 18-21 BMW X3 / 19-21 X4
The Bilstein 24-305174 B6 Performance Rear Shock Absorber is the best direct OE upgrade for 2018-2021 BMW X3 and 2019-2021 X4 owners seeking improved handling, reduced body roll, and enhanced stability without replacing factory springs. This monotube gas-pressure damper features application-specific valving for precise control, better grip, and superior lane stability in both daily driving and spirited conditions while maintaining excellent ride comfort and OEM-like fitment.
Key Features
- Monotube Gas-Pressure Technology: High-pressure nitrogen charge eliminates fade and provides consistent damping
- Application-Specific Valving: Tuned for X3/X4 suspension geometry and weight distribution
- OE Spring Compatible: Designed to pair perfectly with factory springs – no need for lowering or coilovers
- Improved Safety & Handling: Enhanced grip, reduced body motion, and better stability in extreme situations
Specifications
| Specification | Detail |
|---|---|
| Part Number | 24-305174 |
| Position | Rear (Single Shock) |
| Shock Type | B6 Performance Monotube Gas-Pressure |
| Body Diameter | 46mm |
| Finish | Zinc-Plated |
| Country of Origin | Germany / United States |
| Warranty | Limited Lifetime |
Product Notes
- Sold individually – order two for complete rear replacement
- Optimized for stock height – direct replacement for factory shocks
Installation Notes
- Estimated time: 1-2 hours per side, moderate difficulty, basic hand tools required
- Direct bolt-on replacement – professional alignment recommended after install
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2018-2021 | BMW | X3 | All Models (G01 Chassis) |
| 2019-2021 | BMW | X4 | All Models (G02 Chassis) |
Why Choose Bilstein B6 Performance?
- World-renowned monotube technology for superior damping and fade resistance
- Application-specific valving tuned for X3/X4 ride quality and handling
- Limited lifetime warranty ensures long-term reliability for street and spirited driving
Frequently Asked Questions
-
Q: Does it lower the vehicle?
A: No, designed for stock height – maintains factory ride height while improving damping. -
Q: Is it good for towing?
A: Yes, firm damping improves stability when loaded or towing. -
Q: Will it require alignment?
A: Recommended after any shock replacement for proper camber/toe. -
Q: Is front shock available?
A: Yes, matching B6 Performance front shocks available separately.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock, ships same or next business day
- Packaging: Official Bilstein retail box
Bilstein
Bilstein shocks and suspension are stocked at Black Ops Auto Works across the full product range, including B4 OE replacement shocks, B6 performance shocks, B8 5100 ride height adjustable shocks, B8 6112 and 8112 suspension kits, B8 TerraSport lift kits, B12 Pro-Kit systems, B14 coilovers, B16 DampTronic suspension, and EVO Series kits. Every product is filterable by year, make, model, trim, and drivetrain so the correct Bilstein part ships the first time. Black Ops Auto Works carries 2,108 Bilstein SKUs spanning trucks, SUVs, crossovers, and European performance platforms. What This Collection Covers Bilstein is a monotube shock and suspension manufacturer known for consistent damping control across a wide range of applications, from OE-style replacement to serious off-road lift setups to European performance suspension. Product Categories B4 OE replacement shocks and struts, B6 performance shocks, B8 5100 and 5160 shocks, B8 6100 and 6112 suspension kits, B8 8100 and 8112 rese...
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