The battery pack will exceed 10hrs of run time, at 80% duty cycle, before needing a charge. This pack will last 15,000-25,000 miles or four years before replacement. The two electric motors will last many years. The inexpensive brushes will need to be replaced after about 5,000 hours of use. The inexpensive bearings will need to be replaced after about 10,000 hours of run time.
