GPD 45 Gas Powered Multi Pro Post Driver GPD 45 Gas Powered Multi Pro Post Driver Like the Rhino® GPD-30 Ranch Pro™ and GPD-40 Fence Pro™, it is powered by a Honda 4-cycle engine, but the GPD-45 Multi-Pro™ has been engineered with increased driving dynamics needed to... $2,840.00 $2,739.00 Add to Cart Compare