Georgia, I do not really know how the cabinets fit into the 13' Trillium, but done properly, I would imagine they could be replaced successfully, even if they provide some structural benefit. I would imagine that Reace could provide a bit of insight. There are many RV parts stores to buy a sink and stove at, HERE
is one online that gives you some idea of what is available.
2017 Escape 5.0 TA (someday soon, I hope
2015 Ford F150 Lariat 3.5L EcoBoost
2009 Escape 19 (previous)
“Most folks are about as happy as they make up their minds to be.” — Abraham Lincoln