AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) (True Coilover) - 1998-2000 BMW 3 Series 320i Sedan/Touring/Coupe/Convertible (E46) Pathfinder Part Number KCA421 Part Name

Part Number KCA421 Part Name Control Arm Bushing Vehicle 2008 Mazda RX-8 40th Anniversary Edition Chassis Code SE3P Bushing 1 Inner Diameter 12

2009 Infiniti G37 RWD (V36)

2009 Mitsubishi Lancer Ralliart (CS/CY)

2009 Mercedes-Benz CLK 8 cyl

AST Suspension 5100 Series Coilovers (Includes Front Top Mounts Only) (True Coilover) - 1998-2000 BMW 3 Series 320i Sedan/Touring/Coupe/Convertible (E46) Pathfinder Part Number KCA421 Part NameThe 5100 Series shock absorbers for the 1998 2000 BMW 3 Series 320i 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.