Challenger CP583K hydraulic pipelayer S/N 77V10187 by cefar | Jun 11, 2013 | Pipelayers - Pipelayer Sideboom Attachments | 0 comments Monthly Rental Rate: $12,500 Cat D8K with Challenger CP583K hydraulic pipelayer attachment. 140,000 lbs. capacity, 20’ boom, 28” clipped track pads, drawbar