AST Suspension Lowering Springs (30mm/30mm TUV) - 2003-2009 BMW Z4 Roadster 2.2/2.5/3.0 (Z85) 1996 2009 BMW 6 Series (E63)

2009 BMW 6 Series (E63)

2012 Nissan GT-R R35 AWD (R35)

LS (BC/BF)

Part Number 18280803 Part Name ST XTA Coilovers UPC 00847691042953 Vehicle 1993-1998 Volkswagen Jetta GTI 16V VR6 MK3 Chassis Code 1HXO/1H Drivetrain FWD Lowering Rate - Front 1

AST Suspension Lowering Springs (30mm/30mm TUV) - 2003-2009 BMW Z4 Roadster 2.2/2.5/3.0 (Z85) 1996 2009 BMW 6 Series (E63)AST Lowering Springs for the 2003 2009 BMW Z4 (Z85) 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