AST Suspension Lowering Springs (50mm/50mm) - 2003-2010 BMW 5 Series 520i/523i/525i/528i/530i/520D Sedan (E60) GR86 Vsport Premium (Alpha) not only

Vsport Premium (Alpha) not only boasts the latest synthetic elastomer bushing material technology but a high performing PTFE inner lining boasting an extraordinary low coefficient of friction

enhancing overall vehicle performance

Part Number W53514 Part Name Control Arm Bushing Vehicle 2010-2014 Audi A3 TDI Chassis Code 8P/8V Bushing 1 Inner Diameter 18

2015 Lexus IS350 F-Sport RWD (GSE31L)

AST Suspension Lowering Springs (50mm/50mm) - 2003-2010 BMW 5 Series 520i/523i/525i/528i/530i/520D Sedan (E60) GR86 Vsport Premium (Alpha) not onlyAST Lowering Springs for the 2003 2010 BMW 5 Series (E60) 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.