Image Besides the starter battery, the Troy Lee Designs/Red Bull/KTM bikes were carrying an extra battery to power the radiator fans on their bikes. Credit GuyB Related: Vital MX Pit Bits Southwick MX Nationals Pro Motocross Championship 2016 Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 3 of 41Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter GuyB 7/12/2016 11:35am Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter