That's a beautiful job on your rear axles setup. It looks like you are going to have a lot of articulation, and I would think that the stock dogbones are going to want to fall out. Are you looking at aftermarket replacements for this?
Also, if you want to update it to a Sterling, there are now replacement stickers that fit the kit body:
http://www.ebay.com/itm/TAMIYA-1-14-...ht_1250wt_1156
-Mike