Monroe 71822 OESpectrum Premium Strut All Weather Fluid: Contains special modifiers to reduce friction and ensure smooth rod reaction Rod Displaced Valving: Tuned specifically for each application, this valving automatically adjusts to road extremes to provide consistency and ride comfort Fluon Banded Piston: The fluon band provides consistent sealing between the piston and pressure tube which delivers better control and increased durability Extended Length - 18.5 inch. Compressed Length - 11.5 inch. Travel Length - 7.05 inch. Strut Charging Type: Gas Charged Unit - Strut Rod Will extend automatically