AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2005-2011 BMW 3 Series 320i (E9X) 240 1982 Fiat X-1/9 Base (X1/9)

1982 Fiat X-1/9 Base (X1/9)

Pair of threaded body air-over-shocks with 30-level damping adjustment

TDI Chassis Code 1K/5K Bar Diameter 20 mm Grade Type Regular Grease Fitting Included No Inside Diameter 20 mm Installation Difficulty Easy Installation Time (hrs) 1 Kit Contents 2 Bushings Mounting Hardware Included No Outside Diameter 45

2008 BMW M3 Base (E90/E92/E93)

40-click rebound and 24-click compression adjustment via external reservoir

AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) - 2005-2011 BMW 3 Series 320i (E9X) 240 1982 Fiat X-1/9 Base (X1/9)The 5100 Series shock absorbers for the 2005 2011 BMW 3 Series 320i (E9X) 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. With the 5100 Series suspension