John 644K Hybrid Wheel Loader - Construction
The John 644K Hybrid wheel loader utilizes two sources of energy, diesel and electric, capturing regenerated energy as it's being created and using the energy to power the machine.. Read our Field Test evaluation of the Hybrid's performance vs. its conventional sibling.. The unit is equipped with a 229-horsepower John PowerTech 6.8-L Tier 4-Interim engine that runs at an …