AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) (True Coilover) - 1999-2007 BMW 3 Series 330d Sedan/Touring/Coupe/Convertible (E46) 9-2X 2015 Chevrolet SS Base (Zeta)

2015 Chevrolet SS Base (Zeta)

2017 Nissan 370Z RWD (Z34)

Premium Chassis Code GP Bushing Color Black Bushing Material Polyurethane Color Black Durometer 85 Installation Difficulty Difficult Installation Time (hrs) 4 Kit Contents 2 Shell Bushings

2017 Mercedes-Benz E-Class RWD (w/ EDC)

AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) (True Coilover) - 1999-2007 BMW 3 Series 330d Sedan/Touring/Coupe/Convertible (E46) 9-2X 2015 Chevrolet SS Base (Zeta)The 5100 Series shock absorbers for the 1999 2007 BMW 3 Series 330d Sedan Touring Coupe Convertible (E46) utilize inverted upside down technology. The inverted design is race proven technology and produces an extremely strong damper, providing better suspension geometry under heavy lateral and braking loads as seen in a road and track environment. The 5100 Series shock absorbers give your car a better performance than the standard twin tube design.