GPD-30 Gas Powered T-Post Driver GPD30 Gas Powered T-Post Driver. Powered by a Honda 4-cycle engine, the Rhino® GPD-30 Ranch Pro™ Gas Powered Driver is powerful and can drive posts in seconds. It is easy to transport and operate. Weighing only 35 pounds when fully... $1,895.00 $1,783.95 Add to Cart Compare