[rhagfo]

Originally Posted by sourdough

I read SAE J2807 when it came out thinking it was great to have some "standardized", real world numbers. I came away figuring, as the observations above indicate, they came up with a standard to more or less reflect what the manufacturers were posting as advertised numbers. 10% tongue weight on a fully loaded TT? And it's supposed to behave? 15% on a 5th wheel pin? There's real life and ??? At least the sticker use the phrase "must not exceed" and gave all the relevant numbers in one place vs 2 stickers.

Danny, I agree with the ridiculous low hitch weight percentages they give for both a TT and 5er. You might get a decent ride at 17% on a triple axle 5er, but a tandem axle needs at least 20%.