Model R954C, powered by a 286 hp. Liebherr D926TI 6 cyl. diesel, with a Litronic hydraulic system, 17' 8" long x 12' wide crawler base, 36" triple grouser track pads, operators cab with heater and A/C, 23' 6" long semi-gooseneck boom, extra hydraulic controls and plumbing on boom and stick. Hydraulically removable counterweight with an additional bolt-on counterweight section,12'6" stick.