PLY 3761 – 2003 Dodge Ram 3500 5.9L


The PLY 3761 all aluminum radiator is an exact fit, OEM replacement for a 2003 Dodge Ram 3500 5.9L. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core has two rows of 1.26 inch tubes and measures 27.00 inches from header to header, 28.85  inches from side to side, 2.75 inches thick, and 3.00 inches inside the header. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 2.00 inch inlet and outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.

Add Ons

Core Upgrade

2 Rows of 1.25″ Fits most aluminum models

Core Measurements
Click for image
27.00 28.85 2.75 3.00


Additional Details
Inlet 2.00 inch
Outlet 2.00 inch
Construction Material Aluminum
Core Rows 2
Tube Size 1.26