AST Suspension Lowering Springs (30mm/30mm TUV) - 2004-2010 BMW 5 Series 520i/523i/525i/530i Touring (E60/E61) CTS AST Lowering Springs for the

AST Lowering Springs for the 1987-1991 Mazda 626 (GD) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency

2009 Audi A4 Sedan 3

Part Number W53558 Part Name Ball Joint Vehicle 1994-2004 Ford Mustang Base

Part Number W52091 Part Name Control Arm Bushing Vehicle 2006-2010 Volkswagen Beetle 2

AST Suspension Lowering Springs (30mm/30mm TUV) - 2004-2010 BMW 5 Series 520i/523i/525i/530i Touring (E60/E61) CTS AST Lowering Springs for theAST Lowering Springs for the 2004 2010 BMW 5 Series (E60 E61) 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.