What size trailer do I need? Jim Curtin December 31, 2019 01:19 Updated Please see our "Find the Right Trailer in Three Easy Steps" guide here Can't find what you're looking for? Submit a support request here. Related articles Should I purchase Painted, Galvanized, or Aluminum? How do I purchase parts for my trailer? Where can I get more information about boat trailers? Where can I find an Owner's Manual for my trailer? What is the difference between torsion and spring axles?