AST Suspension Lowering Springs (35mm/35mm TUV) - 2002-2012 Saab 9-3 2.3/1.9TiD/2.2TiD (YS3F) 2003 2011 BMW 3 Series 328i

2011 BMW 3 Series 328i 6cyl Coupe (E92)

2008 Mazda Miata RWD (NCEC)

1999 Audi A6 Quattro Sedan Wagon (4B/C5)

12 Kg/mm (455 lbs/in) Rear Spring Rates Progressive Quantity Full Set (Front & Rear) Notes For cars which have electronic dampers

2012 Audi S4 Avant Quattro (w/ EDC)

AST Suspension Lowering Springs (35mm/35mm TUV) - 2002-2012 Saab 9-3 2.3/1.9TiD/2.2TiD (YS3F) 2003 2011 BMW 3 Series 328iAST Lowering Springs for the 2002 2012 Saab 9 3 (YS3F) 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.