Cat D6D LGP / CP-66 Hydraulic Pipelayer S/N 6X00613 by cefar | Jun 11, 2013 | Pipelayers - Pipelayer Sideboom Attachments | 0 comments Monthly Rental Rate: $7,000 Caterpillar D6D LGP equipped with Challenger Services CP-66 (30 Ton) Hydraulic Pipelayer (2009), long undercarriage (7) rollers, 20′ boom, 26″ pads (7.6 PSI-less than 561) (6″ to 24″ diameter pipe)