Product Information
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  • This radiator is available with the mounting frame.
  • Purchasing a new radiator with a new frame can save your mechanic up to 2 hours of labor
  • Radiators and frames are subject to twisting and flexing during the normal course of operating a truck.
  • Re-using the original frame, which likely has a slight twist to it will cause stress on your new radiator and cause it to fail prematurely.
  • Order your radiator with the frame and save labor and extend the life of your radiator

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Technical Service Bulletins

450391 - Komatsu Radiator
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Special Notes
 Please note vent tube on right side of the top tank. For the radiator without vent tube see 45-1237AT.
Core Dimensions
Height: 30 1/8"
Width: 27 1/4"
Depth: 4 1/8"
Overall Height: "
Description
Product Type: Radiator
Active Construction: Aluminum
O.E. Construction: CBR
Orientation: Downflow
Filler Neck: Top Left
Inlet:2" (Top Left)
Outlet:2.25" (Bottom Right)
Oil cooler:Bottom - 18.75"
OE Numbers
450391
4190311101
4190311200
4190311102
4190311201