Yes. The B&W Biker Bar Motorcycle Tie-Down System for Trailers - Harley-Davidson Touring # BWMC2301 will work on Harley Davidson trikes manufactured before 2014, so your 2014 Harley Davidson Tri-Glide Ultra without any issues. The Biker Bar will connect at the same place on your trike as it would on a regular motorcycle since the frame in that spot is the same. view full answer...
The white ground wire on the Curt 2 to 3 Wire Converter # C56196 does not need to be connected to the white wire on your 5-way connector, it can get the ground from the frame of your trailer.
Not all lights have an actual ground wire as some get the ground through the mounting hardware, it will depend on which style your lights are and what material the frame of your trailer is made of.
If your trailer is steel then grounding each light to the trailer frame is fine, but if the trailer... view full answer...
In order to find if the B&W Biker Bar Motorcycle Tie-Down System # BWMC2301 will fit your 2021 Harley Davidson Tri Glide you will need to measure. You will be able to use this system as long as your frame tube diameter is 1-1/8" - 1-1/4" and your frame width is 10" - 14-1/2". view full answer...