can you replace just one rear electric shock with a used electric shock on 2004 Lexus GX470

replace with used A rated shock from salvage yard

Asked by for the 2004 Lexus GX470
you can but not adv repl as a set
thank you for your answer.I found one with 100000 miles which is what my vehicle has on it. Going to replace that one and if it is not working properly I will get the sister shock for the other side from the same vehicle