BT 5331 – Aluminum Komatsu D39PX-21A Crawler Dozer Radiator
The BT 5331 is an all aluminum radiator designed as an exact fit, OEM replacement for Komatsu D39PX-21A Crawler Dozers. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 24.50 inches from header to header, 23.25 inches from side to side, and 6.00 inches thick. Aluminum tanks are TIG welded to the core and have a 1.50 inch inlet and a 2.00 inch outlet.
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