Eibach Sportline 15-35mm Lowering Springs for BMW (E46) Models (not-convertible). Please check the Eibach website for fitment details (part number E20-20-001-03-22). I therefore changed to the Pro-kit springs. In fairness, Eibach don't list these as being suitable for the heavier convertible model. These were removed after only about a month of use, so are in almost as-new condition (minor marks/scratches from fitment/removal). Please ask any questions - collection very welcome from North Hertfordshire. The item "Eibach Sportline 15-35mm Lowering Springs for BMW (E46) Models" is in sale ...