Originally Posted by Jo Gutierrez
Attached is what the reference guide calls for to have ball diffs. The stock gear diffs are 35T front and 47T rear. The ball diffs of the 710 are 35t front and 45T rear.
Cyclops is right, just change the rear to a 47T (part#808376) and it should be fine.
Guys am just putting the last few bits on my 720.. just waiting on some skyline parts and its done i will test and give a full report all the hop up ...
PS
Jo Gutierrez thanks alot on the rear `Diffs