AST Suspension Lowering Springs (30mm/30mm TUV) - 2010+ BMW 5 Series 535/525D/530D/535D Touring w/ Air Suspension HA (F11) RC Swift Springs and helper-spring upgrades

Swift Springs and helper-spring upgrades available — contact us to add

2007 BMW 7 Series 730i/735i/740i/745i/750i/730D w/ Level Adjustment VA Only (E65)

2007 Audi A3 Quattro (8P)

2012 Subaru Impreza WRX Premium (GH8/GE8)

AST Suspension Lowering Springs (30mm/30mm TUV) - 2010+ BMW 5 Series 535/525D/530D/535D Touring w/ Air Suspension HA (F11) RC Swift Springs and helper-spring upgradesAST 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