AST Suspension Lowering Springs (30mm/30mm) - 2011-2015 Kia Optima 2.0T (TF) C-HR 2009 Subaru Forester XT (SG/SH)

2009 Subaru Forester XT (SG/SH)

1991 BMW M3 RWD (E30)

Part Number W0593 Part Name Control Arm Bushing Vehicle 2005-2008 Mitsubishi Outlander LS Chassis Code CU Bushing 1 Inner Diameter 14

2011 Cadillac CTS RWD (w/o magnetic ride)

2003 Lamborghini Gallardo (w/o OEM lift system)

AST Suspension Lowering Springs (30mm/30mm) - 2011-2015 Kia Optima 2.0T (TF) C-HR 2009 Subaru Forester XT (SG/SH)AST Lowering Springs for the 2011 2015 Kia Optima (TF) 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.