AT A GLANCE


KEY FEATURES

  • 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

KEY SPECS

Engine Power 171 kW (229 hp) @ 1,700 rpm
Operating Weight 18 341– 19 099 kg (40,436– 42,106 lb.)
Bucket Capacity 3.2 m³ (4.25 cu. yd.)
Breakout Force 13 798–15 440 kg (30,419–34,039 lb.)

PRODUCT BROCHURES

  • Overview
  • SPECS
  • Gallery
  • Other Models

Overview


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.

Specs


  • Interim Tier 4-emission certified engine.
  • Up to 25-percent composite fuel-consumption reduction.
  • Brushless generator converts mechanical energy to electrical energy.
  • Engine runs at constant rpm.

Gallery