AST Suspension Lowering Springs (35mm/35mm) - 1988-1997 BMW 5 Series 518i/520i/525TD/525TDS Touring (E34) Plymouth 2007 Audi A4 Sedan 3

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AST Suspension Lowering Springs (35mm/35mm) - 1988-1997 BMW 5 Series 518i/520i/525TD/525TDS Touring (E34) Plymouth 2007 Audi A4 Sedan 3AST Lowering Springs for the 1988 1997 BMW 5 Series (E34) 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.