AST Suspension Lowering Springs (30mm/30mm TUV) - 2010+ BMW 5 Series 520/523/528/530/518D/520D Touring w/ Air Suspension HA (F11) spl-parts-titanium-rear-traction-arms Part Number KBR21-20 Part Name

Part Number KBR21-20 Part Name Sway Bar Mount Vehicle 2002-2007 Subaru Impreza WRX Base

SXT Chassis Code LX Bushing Color Black Bushing Material Polyurethane Color Black Durometer 94 Installation Difficulty Moderate Installation Time (hrs) 1 Kit Contents 4 Bushings

2004 BMW 5 Series 520i/523i/525i/530i Touring (E60/E61)

2007 Audi A6 Quattro Sedan 3

AST Suspension Lowering Springs (30mm/30mm TUV) - 2010+ BMW 5 Series 520/523/528/530/518D/520D Touring w/ Air Suspension HA (F11) spl-parts-titanium-rear-traction-arms Part Number KBR21-20 Part NameAST Lowering Springs for the 2010+ BMW 5 Series (F11) are manufactured from a premium high tensile chromium silicone wire which is handpicked by AST engineers for its quality and metal consistency. Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle. Features