Easy and efficient.
Whether your operators are jobsite veterans or just getting their boots dirty, the 644K Hybrid Loader will make them more productive and efficient. The hybrid-electric powertrain with reduced mechanical complexity delivers amazing responsiveness for efficient stockpiling, ramp climbing, and truck loading. And it consumes an average of 25% less fuel than our conventional 644K Loader with lockup torque converter.* The 644K Hybrid Loader — taking John Deere productivity, uptime, and low daily operating costs to the next level.
*Composite fuel consumption in internal tests across various stockpiling, truck loading, transport, and idle applications.
Key Features & Specs
- Interim Tier 4-emission certified engine
- Up to 25-percent average, fuel consumption reduction
- Brushless generator converts mechanical energy to electrical energy
- Engine runs at constant rpm
||171 kW (229 hp) @ 1,700 rpm
||18 341– 19 099 kg (40,436– 42,106 lb.)
||3.2 m³ (4.25 cu. yd.)
||13 798–15 440 kg (30,419–34,039 lb.)