The Tree Care Specialist, A long, robust boom equipped with dedicated hydraulics for powerful job-specific attachments can take on the heaviest tree handling tasks. Experienced arborists say SENNEBOGEN tree care handlers can achieve up to 10 times the production of traditional climbing and ground-crew methods., Engine Model Cummins B6.7, Engine Power 173HP, Maximum Reach 65' 0", Maximum Operating Weight 88,818 lbs, Units US Metric