woody, i sent mayham a pm for rudy and myself,, her is the just of it ,, " you have a good ring and pinion and rudy has the rest of the diff ,, with the two we could build one ,,,weld it weld the spiders on all sides weld the pin into the housing, this way it becomes a bulit proff rear week link being the ring and pinion the reasion for this is to make sure the wavetrac is worth the money and make sure we are not spending 1200 dollars and find out there is another week spot like axles or whatever, if you mayham gould get with rudy send him your R&P he would install everything weld everything and send it to me for testing. thanks jim"