The John Deere 644G Wheel Loader is a high-powered, mid-to-large class articulated loader built for demanding material handling applications. With a strong PowerTech turbocharged diesel engine, durable Z-bar loader linkage, and enhanced cab features, the 644G is ideal for construction, quarrying, road building, and large-scale agricultural use. This G-series model is known for its dependable performance and ease of service.
Key Specifications:
Engine: John Deere 6090T, 8.1L turbocharged diesel
Horsepower: 185 hp (138 kW)
Transmission: Powershift, 4-speed with torque converter
Hydraulic System:
Flow: 48 GPM
Pressure: 2,900 psi
Pilot-operated or dual-lever loader controls
Operating Weight: 39,500 lbs (17,918 kg)
Bucket Capacity: 4.0 – 5.25 cu yd
Breakout Force: Approx. 34,000 lbf
Travel Speed: Up to 23.5 mph
Key Features:
Heavy-duty Z-Bar loader linkage delivers strong breakout and load control
Articulated steering frame for precise operation in tight spaces
ROPS/FOPS enclosed cab with improved operator ergonomics and visibility
Ground-level access to daily service points and diagnostics
Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.
Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.
Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.
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