Originally Posted by
surak
You could try to find a used Santana 26" tandem. I got super lucky to buy a 98 Vision off Craigslist from a retired couple who upgraded to a custom and let it go for a song. Mine fits 26x2.0 tires, possibly larger, and I use it for gravel and road.
I picked up a 90's 26" fusion for a thousand dollars few years ago that we use for gravel and road too. Pretty sure it will fit 2.3" RH RTP's but we just use 1.75" paselas. If I were building a brand new mixed surface tandem today, I can't think of anything I would change.