Poison is the guru on the 785T ,but Im almost certain it comes with the unit, if not it will be available with your free map update...( I got mine with my 855)...you can also load custom routes from google maps to the unit....good luck
Phil "I should be riding" Ford
06 CBC 1300R Darkside/Foots
"Have You Hugged Your Dog Today"
R.I.P Buddie 2003 - 2015
R.I.P Ginger 2009 - 2015