If it is FLAT- not necessarily level, for the length of the trailer, you can adjust the tongue up or down till the frame measurement is equal at the front and rear. Measure tongue height then.
Bob and sometimes - Nina - a Staffordshire Terrier/a SPOILED pit and her kitty Spaz
2006 Dodge SLT 2500 4x4 Cummins Quad Cab w/AT and 3.73
2007 Salem Sport LE 26FBSRV (TH) w/ my Victory Motorcycle in it or a EZ GO Shuttle cart.