1. The John Deere 624K 4WD Loader is equipped with engines 6068HDW79 and 6068HDW83, providing reliable power for various heavy-duty tasks. This online PDF manual, OMT231641, offers comprehensive guidance on operating and maintaining the loader, ensuring optimal performance and longevity. Ideal for construction and agricultural applications, the John Deere 624K 4WD Loader is a versatile and efficient machine designed to tackle tough jobs with ease.