AST Suspension Lowering Springs (40mm/40mm) - 1977-1981 BMW 5 Series 518/520/525/528i/535i (E12) Roadster 1994 Volkswagen Jetta 1

1994 Volkswagen Jetta 1

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AST Suspension Lowering Springs (40mm/40mm) - 1977-1981 BMW 5 Series 518/520/525/528i/535i (E12) Roadster 1994 Volkswagen Jetta 1AST Lowering Springs for the 1977 1981 BMW 5 Series (E12) 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.