APUs (auxiliary power units) are used by a large amount of truckers to assist in limiting fuel use since they reduce the need to run their trucks engines on idle while parked. But seeing as they usually weigh several hundred pounds, they may be an obstacle for drivers who frequently carry around the maximum weight limits. With the president’s newest expansion of the MAP-21 bill dealing with state-by-state APU regulations, this may be confusing to drivers who regularly cross state lines.
Below we’ve positioned a guide, put together by GPS truck tracking company Track Your Truck that can alert drivers exactly how much APU weight is exempt in each state.
Check it out: