The Momentum 315G has a garage that's 15-3 full-width and 19-4 minus the depth of the kithen counter. It's 36'5" long with a GVWR of 16,400. Of course, with this configuration, you're giving up 1/3 or more of the trailer to garage.
Momentum 315GRob
U.S. Army retired
2020 Solitude 310GK-R
MORryde IS, disc brakes, solar, DP windows
(Previously in a Reflection 337RLS)
2012 F350 CC DRW Lariat 6.7
Full-time since 8/2015