AST Suspension Lowering Springs (50mm/30mm) - 2004-2010 BMW X3 3.0D (E83) YMM_1998_2003_BMW_M5_III_E39 These are special orders

These are special orders

and longevity under various driving conditions

maintaining the original styling cues while adding a touch of sportiness

Disc Material: Organic

Helps improve handling

AST Suspension Lowering Springs (50mm/30mm) - 2004-2010 BMW X3 3.0D (E83) YMM_1998_2003_BMW_M5_III_E39 These are special ordersAST Lowering Springs for the 2004 2010 BMW X3 (E83) 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. Features