AST Suspension Lowering Springs (30mm/30mm TUV) - 2016+ BMW 5 Series 540i/525D/530D Sedan (G30) Trezia are always adjusted to the

are always adjusted to the maximum technically possible lowering

The KSport Airtech Pro Plus Air Suspension Kit is the top-tier air-ride system for the 2003-2011 Mazda RX-8

higher grip level

1989 Honda Prelude

AST Suspension Lowering Springs (30mm/30mm TUV) - 2016+ BMW 5 Series 540i/525D/530D Sedan (G30) Trezia are always adjusted to theAST Lowering Springs for the 2016+ BMW 5 Series (G30) 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