AST Suspension Lowering Springs (40mm/40mm TUV) - 1987-1993 Ford Sierra Sedan (GBG) air-management 2006 Porsche 911 Carrera 4

2006 Porsche 911 Carrera 4 / Carrera 4S w/out PASM (997/997 Turbo)

2016 Audi A1 Hatchback Manual Gear 1

AST Suspension designed the Competition 3-way adjustable series to fit the 2000-2003 Subaru Impreza WRX 2

Part Number D-HY-18-ARVEL Part Name Air Struts with VERA Element Management Vehicle 2011-2014 Hyundai Sonata Chassis Code Drivetrain FWD Damping Adjustable Yes - 36 Way Height Adjustable Yes Top Mounts - Front Yes Top Mounts - Rear No Camber Plates - Front No Camber Plates - Rear Not Applicable Vehicle Fitment

1984 Porsche 924

AST Suspension Lowering Springs (40mm/40mm TUV) - 1987-1993 Ford Sierra Sedan (GBG) air-management 2006 Porsche 911 Carrera 4AST Lowering Springs for the 1987 1993 Ford Sierra (GBG) 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.