The Bilstein B4 is an OE replacement twin-tube strut assembly built to restore the vehicle's original ride quality, handling, and safety while meeting or exceeding OE standards. It ships as a complete front corner unit with high power reserves for consistent damping and is manufactured to Bilstein's OE-supplier quality standards.
| Type | OE replacement twin-tube strut assembly (Bilstein B4) |
| Position | Front Right |
| Quantity | 1 |
| Part Number | 22-158826 |
| Warranty | Limited Lifetime Warranty (original purchaser) |
Documents: Installation Instructions (PDF) | Safety Data Sheet (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2002 | BMW | Z3 | Coupe |
| 1996-2002 | BMW | Z3 | Roadster |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
