When a Haul Road legend dies, Ray leads the trucker's son to scatter his ashes on Atigun. But the son's blunders on the Dalton could get them killed before they make it. Lisa gets her biggest break yet when she's assigned to push-truck a monster load to Prudhoe. Alex discovers Alaskan gold, but is later busted by the DOT for violations. Greg faces the challenge of trucking an unstable, 15-foot high mega-reel of pipe.