AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) - 1998-2000 BMW 3 Series 323i Sedan/Touring/Coupe/Convertible (E46) Country Squire 2001 Mazda Miata/MX-5 1

2001 Mazda Miata/MX-5 1

If your original suspension for the 2014-2018 BMW 4 Series 435i/440i RWD is too hard for your everyday life

2010 Nissan Leaf (ZE0)

2016 Mercedes-Benz C-Class Sedan

delivering exceptional comfort during daily driving while maintaining the control and responsiveness expected from a BMW M car

AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) - 1998-2000 BMW 3 Series 323i Sedan/Touring/Coupe/Convertible (E46) Country Squire 2001 Mazda Miata/MX-5 1The 5100 Series shock absorbers for the 1998 2000 BMW 3 Series 323i 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.