AST Suspension Lowering Springs (50mm/40mm TUV) - 1999-2005 BMW 3 Series 320D/6CYL Touring (E46) LR3 The KSport Airtech Pro Plus

The KSport Airtech Pro Plus Air Suspension Kit is the top-tier air-ride system for the 2017-2019 BMW 5 Series

2012 BMW Z4 (w/o EDC)

TR Chassis Code GD/GG Bar Diameter 19 mm Grade Type Regular Grease Fitting Included No Inside Diameter 19 mm Installation Difficulty Easy Installation Time (hrs) 1 Kit Contents 2 Bushings Mounting Hardware Included No Outside Diameter 39

1985 Ford Mustang 2

2010 Jeep Wrangler Unlimited Sahara (JK)

AST Suspension Lowering Springs (50mm/40mm TUV) - 1999-2005 BMW 3 Series 320D/6CYL Touring (E46) LR3 The KSport Airtech Pro PlusAST Lowering Springs for the 1999 2005 BMW 3 Series (E46) 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.