AST Suspension Lowering Springs (30mm/35mm TUV) - 2014-2018 Ford Focus Hatchback/Sedan 1.5T/1.5TDCi (DYB) kw-suspension-variant-3-coilover-kit our engineers develop vehicle specific

our engineers develop vehicle specific damper settings which undergo comprehensive test cycles on the Nurburgring Nordschleife and on our 7-post rig at our KW driving dynamic center

Each set is engineered specifically for this 370Z chassis

Part Number KTA109 Part Name Control Arms Vehicle 2001-2002 Subaru Forester Base

2012 BMW 3 Series 335i/340i AWD (w/o EDC)

2009 Porsche 911 (w/ PASM)

AST Suspension Lowering Springs (30mm/35mm TUV) - 2014-2018 Ford Focus Hatchback/Sedan 1.5T/1.5TDCi (DYB) kw-suspension-variant-3-coilover-kit our engineers develop vehicle specificAST Lowering Springs for the 2014 2018 Ford Focus (DYB) 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.