Have never had before. Any back of the napkin math on the gain? Trailer is 7k pound toy hauler. How know how much gain to start with? I think my gain is 2.5 from factory.
and I’m guessing trailer brake is mostly used to calm hauler down if gets a healthy side gust of wind (or 18 wheeler)?
and I’m guessing trailer brake is mostly used to calm hauler down if gets a healthy side gust of wind (or 18 wheeler)?