Different models of coach on the Sprinter chassis will have different tow capacities. Our Coachmen Prism has a tow capacity of 3500#. I believe some Navions are 5000#. Our toad is an '09 Suby Forester 5-speed, AWD, not 4wd, but serves us fine. Weighs in at 3200#.
Two and a Hound in a 2015 Prism "B+", pushed by a 2021 Chevy Equinox.
1st 50 done, working on the 2nd pass! Somewhere over 150k miles to date
2005-2015 Roadtrek 190P, 1993-2005 Northstar Soft-Side TC, 1989-1993 Tents!