The Skytrak 8042 and JLG 943 have a boom height of 42' - 43' and an 8,000 lb lifting capacity. This extremely heavy duty material telehandler will get the toughest lifting jobs done right. With a 4 speed forward and 3 speed reverse modulated transmission, the 8042 Skytrak can travel up to 20 mph. The boom takes approximately 15 seconds to do each of the following functions: extend, retract, elevate, and lower. Also known as a Pettibone, Lull, Telehandler, JCB, large Gradall, Petebone, petty bone or 8000 lb pettybone or tell handler or all terrain skytrack or petibone or telescopic tellehandler or large lull telehanler or material handling pettebon or pettebone or Telahandler or construction Tellahandler or peddybone or a forklift crane or all terrain forklift or off road Extreme or Xtreme or material handler or rough terrain off road forklift or 8000 lb lift.