Why the Kenworth T680’s frame is "Frozen" with 50,000 lbs of pressure before the engine even arrives 🚛 Inside the 2026 Kenworth Giga-Factory: The extreme engineering of the T680 Next-Gen 🏭✨ ​ 15,000 Parts! Watch the 20-hour robotic birth of the "King of the Road" 🚀🦾 ​ ​welcome to ultra flux usa ⚙️ see how fascinating products are made, from massive factories to high-tech production lines 🌍 ​How do you build a 15,000-lb machine that can haul 80,000 lbs across a continent for a million miles?