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Bilstein has been the OE shock supplier to Mercedes-Benz, BMW, Porsche, and Ferrari since 1957. German-engineered B4 OE replacements, B6 sport, B8 lift-corrected, and B14/B16 coilovers — every Bilstein damper carries motorsport-derived monotube technology.
Transform the driving dynamics of your 1997-2002 BMW Z3 Roadster with the Bilstein B12 Pro-Kit Suspension System. This complete kit combines world-class Bilstein performance dampers with precision-engineered Eibach Pro-Kit springs to deliver a superior balance of comfort, handling, and aesthetics.
The B12 Pro-Kit is the gold standard for enthusiasts looking to improve cornering grip and reduce body roll without sacrificing daily drivability. By lowering the center of gravity, you gain improved turn-in response and a more connected feel to the road. Whether you are navigating winding canyon roads or enjoying a weekend cruise, this suspension upgrade provides the confidence you need. Upgrade your ride quality with premium components from GGCRACING.
| Brand | Bilstein |
|---|---|
| Manufacturer part number | 46-189509 |
| GGC SKU | BIL46-189509 |
| UPC / GTIN | 651860676333 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 30.2 × 12.5 × 11.8 in |
|---|---|
| Shipping weight | 52.9 lb |
| Year | Make | Model | Trim |
|---|---|---|---|
| 1997-2002 | BMW | Z3 | Roadster |
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