AST Suspension Lowering Springs (35mm/30mm TUV) - 2009+ Mini Cooper One/DSL Cabrio (R57/MINI-N) 80 ZTS (C170) are principally designed

ZTS (C170) are principally designed to reduce body roll or sway

1986 Honda Civic 1

The ST X Coilover Suspension for the 2010-2016 Audi S4 Sedan 3

Acts as a durable isolator between the coil spring and spring seat to improve fitment and reduce metal-to-metal contact noise and vibration

2008 Subaru WRX STI Base (GRB/GV8)

AST Suspension Lowering Springs (35mm/30mm TUV) - 2009+ Mini Cooper One/DSL Cabrio (R57/MINI-N) 80 ZTS (C170) are principally designedAST Lowering Springs for the 2009+ Mini Cooper (R57 MINI N) 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.