AST Suspension Lowering Springs (40mm/40mm) - 1976-1986 BMW 7 Series (E23) 2001 2018 Acura TLX

2018 Acura TLX

2005 Audi A4 AWD/FWD (B6/B7)

2006 Toyota Camry SE (XV30)

2015 BMW X1 AWD/FWD (E84)

2011 Nissan Xterra X (N50)

AST Suspension Lowering Springs (40mm/40mm) - 1976-1986 BMW 7 Series (E23) 2001 2018 Acura TLXAST Lowering Springs for the 1976 1986 BMW 7 Series (E23) 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.