17+ Trailer Axle Placement Calculator. The 60/40 axle placement formula is a great starting point and does take into account the tongue of the trailer from where the trailer sits on the hitch ball. Start off by placing your axle about 2/3rds of the way behind your trailer coupler.

Axle position is important for proper weight distribution. Tandem trailer axle placement calculator trailer length (inches): Start off by placing your axle about 2/3rds of the way behind your trailer coupler.








