Be sure both of you are used to extended hours in the saddle before you start this adventure. Nothing worse for relationship bliss than his and hers monkeybutts.
I got a sidecar to travel with my dog. He never complains, is delighted to be with me, approves of my dietary choices, is a social butterfly who helps me meet folks, appreciates a good beer, snuggles better than my wife, and hangs on my every word as if it's the most profound thing he's ever heard. TravelsWithBarley.com