TELESCOPIC TYPE OR DIRECT ACTING SHOCK ABSURBER

in all  vehicle this type of suspension does it use 

in this type of suspension 
In below side Of tube size Being RiversWire tube In that At the outside 
To do fit shock absurber 
stays Eye Brascket 
in riverswire tube Being second an tube Cylinder these tube of down The valve Is Seated Inside of cylinder the help of piston rod an piston and On top of it valve is seated stays cylinder tube On the upper side Remains Sealed. At the piston rod upper side shock absurber for fit with frame eye hole ( Bracket) Remains  riveswire tube and cylinder tube Wetbeen them Hydraulic oil (60%Transformer oil +40%Turbine oil Is filled