The s/n on the ID tag in the door jamb is 402 27 1679. The GVW rating is 17,500lbs. The combo gross is 30,000lbs. Pretty sure its not a 1.5 ton. The number on the title appears to be the s/n off the engine. Has 9 or 10.00 x 20" rubber on it with dayton wheels. HUGE 2-speed axle with "GMC" embossed in the rear cover.
