Stock Mount Shockshock, 10 Series, Twintube, 9.37 In Compressed / 13.375 In Extended, 2.02 In Od, C7-R4 Valve, Steel, Blue Paint, Gm F-Body 1970-81, Eachproduct Line10 Series Stock Mountsanctioning Bodyimcainternal Designtwintubegas/Hydraulicgasthreaded Bodynorebuildablenostroke Length4 Incompressed Length9.375 Inextended Length13.375 Incompression Valving7Rebound Valving4Front Shock Upper Mountstud Mountfront Shock Lower Mountt-Bar Mountbushing Materialpolyurethanebushing Colorblackshock Boot / Dust Cover Includednobody Diameter1.875 Inapplication Specificyesfront/Rearfronthardware Includedyesshock Body Materialsteelshock Body Colorblueshock Body Finishpowder Coatquantityeach