No Image Lot 14841 2012 MACK GU713 148412012 MACK GU713 Permian International Energy Services 2012 MACK GU713 P/B MACK MP8-505C DIESEL ENG., MACK 15 SPD TRANS. CHELSEA PTO, 265"WB, 38,000# REAR AXLES, 13,220# FRONT AXLE, AIR LIFT 3RD AXLE, ... Add to watchlist Live