the explorer rear end is 3 inches wider. 1.5 on each side. i was bout to mention doin to teh 2 short axles that way you dont have to hav new ones made. but you only get 2 inches out of it and have to redo all your link setup.
also if you have the body notched out for the driveshaft you would have to redo that!
that to, but im gona do it b4 i do my 4 link so yea lol.