Weight concerns
Weighed the truck ('08 3500 DRW, QC) w/o 5er:
steer axle=4780#
drive axle=3660#
Gross weight=8440#
Then hooked up the trailer and reweighed:
steer axle=4800#
drive axle=8160#
trailer axle=7220#
Gross weight, combined=20180#
Doing the math the trailer sounds right at...