The Cold Case GMT558AB is the black powder-coated version of the GMT558A, a direct-fit aluminum performance radiator for 1967-1972 Chevrolet and GMC pickup trucks with an automatic transmission. It uses a 2-row core with two 1.25 inch tubes and 16 corrugated fins per inch, built with 100 percent TIG-welded aluminum, and has a 5/16 inch inverted flare transmission cooler fitting. It uses the 4-core mounting brackets. Cold Case markets it for the 1967-1976 pickup generation; confirm 1973-1976 fitment before ordering.
- Type: aluminum performance radiator (automatic)
- Finish: black powder-coat
- Core: 2-row, two 1.25 in tubes, 16 corrugated fins per inch
- Construction: 100 percent TIG-welded aluminum
- Core size: 28.35 in W x 17.25 in H
- Overall size: 34 in W x 18.6 in H x 3 in D
- Hoses: 1.5 in upper, 1.77 in lower; 5/16 in inverted flare trans fitting
- Mounting: uses 4-core mounting brackets
- Polished version: GMT558A
- Part number: GMT558AB
Vehicle Applications
Direct fit on the following (automatic):
- 1967 Chevrolet C/K Pickup
- 1968 Chevrolet C/K Pickup
- 1969 Chevrolet C/K Pickup
- 1970 Chevrolet C/K Pickup
- 1971 Chevrolet C/K Pickup
- 1972 Chevrolet C/K Pickup
- 1967 GMC C/K Pickup
- 1968 GMC C/K Pickup
- 1969 GMC C/K Pickup
- 1970 GMC C/K Pickup
- 1971 GMC C/K Pickup
- 1972 GMC C/K Pickup
FAQ
What is the Cold Case GMT558AB?
The black powder-coated version of the GMT558A radiator for 1967-1972 Chevrolet and GMC pickups, automatic.
What vehicles does it fit?
1967-1972 Chevrolet and GMC pickup trucks. Cold Case markets it for the 1967-1976 pickup generation, so confirm 1973-1976 fitment before ordering.
What brackets does it use?
It uses the 4-core mounting brackets.
Is there a polished version?
Yes. The polished version is the GMT558A.

