The Beiben 2638 trailer tractor is a high-performance heavy-duty tractor equipped with a Weichai WP10.380 engine, delivering a powerful 380HP, and matched with a 12JS200T transmission, offering robust power and economic efficiency. The vehicle dimensions are 7050×2495×3340 mm, with a wheelbase of 3450+1450 mm, a curb weight of 8800 kg, and a maximum traction weight of 40000 kg. It adopts a Mercedes-Benz technology chassis and axles, equipped with a triple braking system and a ZF8098 steering gear, ensuring stable and safe handling. The cab features an all-steel frame structure, a fuel tank capacity of 400 liters, and is fitted with 12.00R20 radial tires, making it suitable for long-distance heavy-load transportation.