Welcome to the 8289 family.
Picked ours up Friday.
Sorry I cannot help with regards to towing something behind the 8289, but there will be people chiming in on that question.
The Light Weight Frame on the Signature Lite series may be an issue, but I have no knowledge or statistics on that.
2013 Rockwood 8289WS
Mods: Central Vac, PI EMS-HW50C, 2025RV, (2) SCS225 Trojans, PD9260, Awning Remotes & LED Lights, Eliminators, External Water Filter,, Intellijacks
2008 RAM 3500 Cab&Chassis Hauler Bed, B&W Companion Hitch
All My Modifications are at this link: