(Daimler Truck)Key Takeaways: Daimler Truck North America will close Freightliner’s Swan Island plant in Portland, Ore., on Oct. 30, ending local truck manufacturing that began in 1947. Daimler Truck North America’s Swan Island manufacturing plant in Portland, Ore., will close Oct. 30, a spokesman confirmed, ending Rose City manufacturing by Freightliner for the first time since 1947. It is the second time Daimler Truck or a predecessor has announced plans to shutter the Swan Island plant since acquiring Freightliner in 1981. The Cleveland Truck Plant is Freightliner’s largest U.S. manufacturing plant. Daimler Truck raised its full-year 2026 truck and bus sales guidance for DTNA by 10,000 vehicles in the announcement, to 160,000-180,000 vehicles.