Posted 11/19/2012 19:06 (#2706307 - in reply to #2702256) Subject: Re: front duals on MFWD
Wheatley, Arkansas
I think Haleiwa is correct. We had two 8400's, identical except one had 620's and one had 480's. The one with 480's would engage and pull better in slimy conditions. The one with 620's needed more weight to stop slipping.