[NeilP]

So just to be straight .... are we saying that :-

use Yokomo YS-5S-2T 40.7mm shafts on the front of the TRF501X
and
use Yokomo YS-5S-2T 43.5mm shafts on the rear of the TRF501X

OR

use Yokomo YS-5S-2T 40.7mm shafts on the front AND the rear of the TRF501X