BILSTEIN. MK5 Rabbit/GTI 2006-2009. 20-25mm Lowering. Vehicles with 55mm outer front strut diameter. Bilstein B12 (Sportline) suspension kits include a complete set of Bilstein Performance dampers paired with Eibach (Sportline) springs. These kits offer dampers and springs that are tuned for each specific application to provide the best fixed height lowering solution. Bilstein B12 (Sportline) suspension kits provide the perfect combination of suspension dynamics, quality and aesthetics.