AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) (Non Inverted) - 1998-2000 BMW 3 Series 320i Sedan/Touring/Coupe/Convertible (E46) Escalade 1980 Mercury Zephyr Base

1980 Mercury Zephyr Base

the gas pressure is separated by a floating piston

2 kg/mm (347 lbs/in) Spring Type Linear Top Mount (Front) Reuses OEM Top Mount Top Mount (Rear) Reuses OEM Top Mount Vehicle Fitment

2015 Ford Focus S (C307/C346)

AST Suspension 5100 Series Coilovers (Excludes Front/Rear Top Mounts) (Non Inverted) - 1998-2000 BMW 3 Series 320i Sedan/Touring/Coupe/Convertible (E46) Escalade 1980 Mercury Zephyr BaseThe 5100 Series shock absorbers for the 1998 2000 BMW 3 Series 320i Sedan Touring Coupe Convertible (E46) utilize non inverted high performance monotube technology. In the past, these were known as the 4100 series. Monotube design shocks absorbers give your car a better performance than the standard twin tube design, the gas pressure is separated by a floating piston, and eliminates cavitation and airation within the oil chamber. The 5100 Series