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  • Gull-wing engine hood folds down providing an elevated service platform. 
  • Hydraulically-actuated with backup manual hand pump. Robust design provides a secure footing with 500 lbs (227 kg) load capacity. 
  • Offers excellent visibility and access to all engine-related components. 
  • Provides full access to engine oil filter, air filter, fuel filters, coolant, DEF fluid and hydraulic filters.

  • State-of-the-art cab relocated to the left side. Tracks are now highly visible through the side door and boom side windows 
  • Larger door window has an “L-shaped” flat bottom 
  • Engine/pump compartment is set-back; top 2/3 portion is indented rearward

  • Rugged new Komatsu undercarriage provides longer service life due to: 
  • Heavier 8.5“ track chain links have a thicker bushing strap which is stronger at resisting "twist” 
  • Track rollers & idler bushings are made of high-density material 
  • New track sliders have a reduced angle providing 30% lower contact 
  • Final drives use a new triple labyrinth seal to protect from mud-packing
  • Crawler Box improvements include: 
  • Removeable track guards have larger roller side openings to reduce mud packing 
  • Additional set of steps has been added to each crawler box

  • Significantly increased lift capacity at full reach vs. XT-3 due to improved boom & arm geometry and larger cylinders.
  • Provides better balance between boom lift & arm holding capacity.
  • Broad line of Quadco high speed disc saws available.

Up to 10% lower fuel consumption

from the previous XT445L-3 model due to advanced Cummins QSL9 engine system control designs that are EPA Tier 4 final emissions certified

1,070 lb-ft (1,451 Nm) vs 1,000 lb-ft (1,356 Nm) @ 1,400 rpm

Quick response times with 17% larger capacity piston pumps and electronically-controlled hydraulic flow.

o  Innovative hydraulic tank system requires 55% less hydraulic oil
o  Superior protection of hydraulic system with robust forestry-specific guarding system on boom/arm/rear hydraulic tubes and hoses

Special Offers

Expires June 30, 2022
Komatsu Forestry Spring Service Special

Support, No Matter How Remote. Get up to $1000 towards freight or field technician travel for service on Komatsu Forestry machines.

Expires June 30, 2022
Komatsu Harvesting Head Parts Special

On Now: Receive a 5% credit towards your next forestry-related parts purchase on E-Portal when you buy Komatsu Forest parts.

Expires May 31, 2022
Planning Pays: Save up to 20% on major components

Save 10% off the first major component, or 20% off the total cost for 2 or more major components that you repair or replace with us.

Annual Machine Control Technology Inspection

To ensure that your iMC machine is ready for the 2022 construction season, your local Technology Solutions Expert will complete a COMPLIMENTARY full Machine Control Technology inspection.