GM 2106 – 1957 GMC Truck


The GM 2106 all aluminum radiator is an exact fit, OEM replacement for a 1957 GMC Truck. Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core has two rows of 1 inch tubes and measures 20.00 inches from header to header, 20.07 inches from side to side, 2.250 inches thick, and 4.00 inches inside the header. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 1.50 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
20.00 20.07 4.00 2.50


Additional Details
Inlet 1.50 inch
Outlet 1.50 inch
Construction Material Aluminum
Core Rows 2
Tube Size 1 inch