BT 5343 – Aluminum Komatsu D155AX-7 Crawler Dozer Radiator


The all aluminum BT 5343 radiator is designed as an exact fit, OEM replacement for Komatsu D155AX-7 crawler dozers. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 49.75 inches from header to header, 14.875 inches from side to side, and 4.055 inches thick. Aluminum tanks are TIG welded to the core and have a 2.00 inch inlet and a double O-ring boss fitting for the outlet.

Core Measurements
Click for image
49.75 14.875 4.055


Additional Details
Inlet 2.00
Outlet Double O-Ring Boss
Construction Material Aluminum

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