114 is the maximum weight permitted on the towball - downforce.
See also :
http://www.ausjeepoffroad.com/forum/...ad.php?t=96940
Any trailer with a GTM over 750 kg must have brakes - usually self activated mechanical overide.
Trailers with a GTM over 2000kg must have electric brakes fitted. This will require a Redark or Tetonksha brake controller fitted to the tow vehicle.