Housing Diameter [mm]: 18; Diameter [mm]: 8; Housing length [mm]: 283; Stroke [mm]: 210; Eject Force [N]: 520; Fitting Position: Vehicle Tailgate; Fitting Position: both sides; Material: Steel; Required quantity: 2; BMW: X5 (E53); 51248402405; Gas spring, boot- / cargo area,Boot struts,Gas struts,Boot gas struts,Tailgate gas struts,Gas springs,Tailgate struts,Gas spring