Longer shocks on the rear of my 2wd

[OrangeC20]

I had a friend give me some shocks for the rest of my truck. They are quite a bit longer then the stock ones I have right now. What will the result be if I put the longer ones on?

 

[87scotty]

Bottom them out if there two long they'll compress as far as they can then boom there done

 

[PrairieDrifter]

Blown out shocks lol