AST Suspension Lowering Springs (30mm/30mm) - 2011+ Mercedes-Benz SLK-Class SLK 350/SLK 250CDi (W172) 228i 2inch) Recommended Adjustment Range -

2inch) Recommended Adjustment Range - Front -15mm to -60mm (-0

TR (GD/GG) are maintained while delivering an improved gear shift resulting in reduced initial torque loss and greater power transfer to the wheels

RS-R Down Sus lowering springs for the 2011-2016 Honda CR-Z (ZF1) drop the car into a cleaner

TDI (A5) have a huge influence on vehicle stability

2013 Subaru WRX STI Base (GRB/GV8)

AST Suspension Lowering Springs (30mm/30mm) - 2011+ Mercedes-Benz SLK-Class SLK 350/SLK 250CDi (W172) 228i 2inch) Recommended Adjustment Range -AST Lowering Springs for the 2011+ Mercedes Benz SLK Class (W172) 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