Forum - Craft Animations - 3d animation tools

Hi all, I'm a bit stumped here and wondered if anyone could help. It's really basic, but I cannot work out the best means of rigging this vehicle: http://blog-imgs-50.fc2.com/i/t/f/itf21/20130923151816753.jpg As you may be able to see, the rear unit pivots both left/right like a normal trailer, but ...