I'm probably the same as Bronco Hauler, with my new Baja Box on the rear Aluminess bumper, at around 23 feet total length. I had last measured without the box and it was exactly 22 feet 4 inches. The SMB is just long enough now that I can't sneak into places that say "20 feet or under" anymore.
2006 Baja Tan SMB 4X4 EB50 PH 6LPSD
Mohawk Royalex Solo 14 foot canoe (light white-water)
Mad River Kevlar Explorer 17 foot canoe (flat water)
Dagger Royalex Legend 16 foot canoe (white-water)
Maravia New Wave 13.5 foot raft (fishing and white-water)