Hi guys!!I made almost three gallons with my savage and it started having diff problems!!I havent opened the diffs yet so i don't know which one or if both diffs are broken!!When i make a jumps or when it wheelies or when i brake i hear a ckilnking noice and most probably are the diffs!!Now i want to ask you what can i do to fix the problem!!Shall i change both the ring gears and the pinion gears and add shims?I don't know what i must do to have bullet proof diffs!!Can anyone help me plz???Thanks!!!