AST Suspension Lowering Springs (50mm/50mm) - 2003-2010 BMW 5 Series 540i/545i/550i/535D Sedan (E60) 330Ci GLX (Fox) are built with

GLX (Fox) are built with tubular DOM steel tubing

By using the optional available adjustable top mounts

while allowing us to use hollow tubing to keep the rod incredibly strong yet lightweight

Part Number 68510301 Part Name Electronic Damping Cancellation Kit UPC 847691016282 Vehicle 2014-2020 BMW 4 Series Convertible (F33) Vehicle Fitment

Part Number: RAC-H1005S

AST Suspension Lowering Springs (50mm/50mm) - 2003-2010 BMW 5 Series 540i/545i/550i/535D Sedan (E60) 330Ci GLX (Fox) are built withAST Lowering Springs for the 2003 2010 BMW 5 Series (E60) 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.