AST Suspension Lowering Springs (40mm/40mm) - 1987-1992 Toyota Corolla 1.3/1.6/1.8D (EE/AE9) MX-3 As a manufacturer

As a manufacturer

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AST Suspension Lowering Springs (40mm/40mm) - 1987-1992 Toyota Corolla 1.3/1.6/1.8D (EE/AE9) MX-3 As a manufacturerAST Lowering Springs for the 1987 1992 Toyota Corolla (EE AE9) 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.