The Patriot 50 is Skylift’s rugged, off-road digger derrick that features a 51’ sheave height & 55’ bucket working height, 6,000lb main boom winch, and 10,500 ft/lbs auger drive. Optioned with a bucket attachment, can handler jib, remotes, & more and installed on a closed or open cab track vehicle, JDC has the equipment you need.

Skyift Md 4000 Plus Easement



The MD 4000 Track Driven digger derrick was released in 2005. This machine is an option in the MD 4000 line of digger derricks. Hydraulic tracks expand and retract to 35” to fit through standard gates. Tracks provide weight distribution lessening jobsite impact. Additional product features include:

  • 4,000-lb. lift capacity 6 feet from center of rotation
  • Pad mount transformer carrier
  • Working heights that reach 39′ to 42′


  • Weight: 9,000 lbs.
  • Length: chassis 12′, overall 17′ 9″
  • Height: 6’3″
  • Working height: 39′ to 42′
  • Width: 35″ closed ; 51″ open
  • Fuel capacity: 10 gallons
  • Winch: 4,000 lbs.
  • Auger drive: 3,300 ft. lbs. of torque
  • Digging radius: 11’8″ minimum; 20′ 9″ maximum

Why Buy?

JDC has the JDC Know-How, and expertise when it comes to Skylift maintenance, performance. If you need a top of the line equipment we’re the ones you need to call. Our mission at the JDC is to get our customers outfitted with the right equipment for the task, and the Skylift Patriot 50 Track Digger Derrick is just that.

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