Suppliers for Baotou Beiben Power Star 2638 tractor trucks are primarily Chinese export companies, with official sources and distributors like Beiben-trucks.com and Transauto Group Limited offering these heavy-duty prime movers, known for their Mercedes-Benz technology, Steyr (Weichai) engines (around 380hp), and suitability for tough conditions, especially in Africa. Look for suppliers on B2B platforms like Made-in-China.com and GoldSupplier.com or direct from Beiben export branches. 

To find a supplier, search these platforms for "Beiben 2638 tractor truck" or "Baotou Beiben 2638", contacting them directly for pricing and export details.