1. The JOHN DEERE 644K HYBRID 4WD LOADER TM12707 is a powerful and efficient loader designed to tackle heavy-duty tasks with ease. This loader features a hybrid engine, combining the power of diesel and electric motors to provide optimal performance while reducing fuel consumption and emissions. With its 4-wheel drive capability, it offers excellent traction and maneuverability in various terrains. The TM12707 online PDEF manual ensures that users have access to comprehensive information and instructions for operating and maintaining this loader, making it a reliable and user-friendly choice for any construction or agricultural project.