Komatsu HD325-8 and HD405-8 Off-highway Trucks

Vehicles offer payload capacities of 40.3 and 44.1 tons and are equipped with a 514-hp Tier 4 Final-certified engine

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The HD325-8 and HD405-8 rigid frame off-highway trucks have payload capacities of 40.3 and 44.1 tons and are equipped with a 514-hp SAA6D140E-7 Tier 4 Final-certified engine with auto shutdown feature.

  • Fuel consumption lowered by as much as 9% for the HD325-8 and 6% for the HD405-8 compared to the previous models
  • Komatsu Traction Control System (KTCS) automatically applies independent brake assemblies to achieve optimum traction in varying ground conditions
  • Hydro-pneumatic suspension system ensures a smooth ride
  • Komatsu Advanced Transmission with Optimum Modulation Control System (K-ATOMiCS) adjusts shifting performance to demand
  • Automatic Retard Speed Control (ARSC) automatically maintains a selected downhill travel speed appropriate for the grade
  • Standard 78-dB(A) cab, 7-in. LCD color monitor, dedicated rear view monitor, fast-fill fuel system and premium heated and ventilated operator’s seat with air suspension
  • KOMTRAX and monitor panel provide critical information for easy monitoring and key data for production management
  • Enhanced integrated payload meter (PLM) data available on the monitor and remotely via the web
  • Angled front access stairs with handrails now standard for both sides of the machine
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