AST Suspension Lowering Springs (50mm/40mm TUV) - 2000-2007 BMW 3 Series 320D/6CYL Cabrio (E46) 1960 4inch) Preset Approximate Height -

4inch) Preset Approximate Height - Rear -35mm (-1

2012 BMW 3 Series 328i 6cyl Convertible (E93)

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AST Suspension Lowering Springs (50mm/40mm TUV) - 2000-2007 BMW 3 Series 320D/6CYL Cabrio (E46) 1960 4inch) Preset Approximate Height -AST Lowering Springs for the 2000 2007 BMW 3 Series (E46) 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.