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Heavy-duty construction to withstand high loads and aggressive driving conditions
this system helps support increased horsepower and torque while providing a deep
they offer excellent resistance to corrosion and wear
Performance drivers looking for improved rear downforce and stability
both engineered for durability and consistent performance
AST 35mm F&R Lowering Springs | Mercedes-Benz S-Class W140 (ASTLS-14-1201) (W140 91-94) YMM_2004_2010_Infiniti_QX56_JA60 Heavy-duty construction to withstand highAST Lowering Springs for the 1991 1994 Mercedes Benz S Class (W140) 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