AST Suspension Lowering Springs (25mm/20mm TUV) - 2005-2012 Alfa Romeo 159 1.9JTS/2.2JTS/1.9JTDM/2.0JTDM/1.8MPI/1.8TBi (939) C30 The D2 Racing RS Series

The D2 Racing RS Series Coilover Kit for the 1998-2000 Volvo C70 is our flagship coilover

2007 Mercedes-Benz E-Class 2WD 4/5/6 Cyl (W211)

2011 BMW Z4 sDrive35i (E89)

One way adjustable

AST Suspension Lowering Springs (25mm/20mm TUV) - 2005-2012 Alfa Romeo 159 1.9JTS/2.2JTS/1.9JTDM/2.0JTDM/1.8MPI/1.8TBi (939) C30 The D2 Racing RS SeriesAST Lowering Springs for the 2005 2012 Alfa Romeo 159 (939) 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.