AST Suspension Lowering Springs (50mm/50mm) - 2004-2010 BMW 5 Series 525D/530D Touring (E61) Spark 2002 Mini Cooper One (R50/R52/R53)

2002 Mini Cooper One (R50/R52/R53)

Model Years: 2012-2015

1997 Volvo 850

2013 Audi A4 Cabriolet (B6/B7/B8)

2002 Nissan Silvia

AST Suspension Lowering Springs (50mm/50mm) - 2004-2010 BMW 5 Series 525D/530D Touring (E61) Spark 2002 Mini Cooper One (R50/R52/R53)AST Lowering Springs for the 2004 2010 BMW 5 Series (E61) 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.