lion8Setting New Standards For An Unmatched Performance . Engineered for unparalleled performance and operational efficiency, the Lion8 Tractor, which is expected toThe Lion8 Tractor, an electric truck is stated to be the heaviest electric truck yet, with the hhest gross combination weht rating (GCWR) in the EV truck sector, boasting up to 127,000 lbs. It is powered by a 630