AST Suspension Lowering Springs (30mm/30mm TUV) - 2017+ BMW 5 Series 540i/525D/530D Touring w/ Air Suspension HA (G31) 2014 1989 Suzuki Swift Hatchback/Cabrio/GTi (EA)

1989 Suzuki Swift Hatchback/Cabrio/GTi (EA)

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2013 BMW 7 Series 2WD w/o Electronic Dampers (F01)

2016 Subaru Impreza WRX Base (GC/GF/GD/GG/GE/GH/GR/GV/GP/GJ)

AST Suspension Lowering Springs (30mm/30mm TUV) - 2017+ BMW 5 Series 540i/525D/530D Touring w/ Air Suspension HA (G31) 2014 1989 Suzuki Swift Hatchback/Cabrio/GTi (EA)AST Lowering Springs for the 2017+ BMW 5 Series (G31) 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