AST Suspension Lowering Springs (40mm/40mm) - 1972-1982 Mercedes-Benz SL-Class 350SL/350SLC/380SL/380SLC/420SL/420SLC/450SL/450SLC (W107R) spl-parts-fks-rear-knuckle-monoball-shock-bushings 1999 Subaru Impreza WRX Outback

1999 Subaru Impreza WRX Outback (GC/GF/GD/GG)

2015 Audi A6 Avant 2

GT Chassis Code Zeta Bushing Color Black Bushing Material Polyurethane Color Black Durometer 85 Installation Difficulty Difficult Installation Time (hrs) 4 Kit Contents 6 Bushings

1990 Honda Civic (EF)

2001 Acura Integra Type R

AST Suspension Lowering Springs (40mm/40mm) - 1972-1982 Mercedes-Benz SL-Class 350SL/350SLC/380SL/380SLC/420SL/420SLC/450SL/450SLC (W107R) spl-parts-fks-rear-knuckle-monoball-shock-bushings 1999 Subaru Impreza WRX OutbackAST Lowering Springs for the 1972 1982 Mercedes Benz SL Class (W107R) 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