Home » Training » Trailer Glossary » SAE J560 SAE J560SAE J560 describes the minimum requirements for primary and auxiliary jumper cable plug and receptacle systems for truck-trailer and converter dolly. Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Reddit (Opens in new window) Reddit Share on Pinterest (Opens in new window) Pinterest Share on LinkedIn (Opens in new window) LinkedIn