Stack, Exhaust

Part Number

Our used Komatsu Stack, Exhaust is an excellent alternative to OEM parts for your machine. When high-quality is a requirement and lower costs are necessary, our used Stack, Exhaust is the solution for you.


  • Fits the KOMATSU D51PX-22 model machine.
  • All used parts come with a 30-day warranty.


H&R Construction Equipment Parts is a leading supplier of new and used parts since 1984 for the major manufacturers of excavators, wheel loaders, bulldozers, articulated trucks, and skid steers. Our warehouses consists of over 140,000 sq. ft. of space to house our inventory, along with 40 acres of outside storage.

Contact a Parts Specialist today at (800) 333-0650 for more information.


  WARNING: Cancer and Reproductive harm. See

More Information
SKU HR00056110
Make Komatsu
Model D51PX-22
Part Number 12Y-01-12370
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