AST Suspension Lowering Springs (30mm/30mm TUV) - 2003-2009 BMW Z4 Roadster 2.2/2.5/3.0 (Z85) Skyline GT-S 7 kg/mm (487 lbs/in) Spring

7 kg/mm (487 lbs/in) Spring Rate (Rear) 11

without sacrificing comfort or performance

1995 Honda Civic JDM FWD (EG)

every Triple S application is engineered around the chassis it fits — in this case the Mazda 3 5DR Hatchback — so the drop is matched to the factory damper's stroke

AST Suspension Lowering Springs (30mm/30mm TUV) - 2003-2009 BMW Z4 Roadster 2.2/2.5/3.0 (Z85) Skyline GT-S 7 kg/mm (487 lbs/in) SpringAST 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