APDI 8010729 Radiator

APDI 8010729 Radiator for GM Trucks

The APDI 8010729 radiator is a direct-fit cooling replacement for select GM trucks and utility vehicles from 1975-1983. Built with a plastic tank and aluminum core, it is sized for applications that require a 28-1/4 inch wide by 19 inch high core and is listed for vehicles without air conditioning.

Key Features

• Plastic tank aluminum construction for OE-style cooling system service
• Core dimensions: 28-1/4 in. width, 19 in. height, 1-1/4 in. thickness
• Single-row core design
• Inlet diameter: 1-5/16 in.; outlet diameter: 1-9/16 in.
• Integrated transmission oil cooler section: 11-1/2 in.
• Compatible with select Chevrolet C10, C20, C30, K10, K20, K30, GMC C1500, C2500, C3500, K1500, K2500, and related models

Product Details

APDI Radiator line products are built for cooling-system replacement needs where correct fitment and core sizing matter. This APDI radiator, part number 8010729, is specified for GM applications that use a plastic tank aluminum design and a single-row core. It cross-references Spectra Premium CU729 for the same application. For buyers searching for a radiator for 1975-1983 Chevrolet C20 or a radiator for 1979-1983 GMC C3500 without AC, this unit matches the listed dimensions and connection sizes.

Compatible With 1975-1983 Chevrolet C20, without AC; 28 1/4 inch x 19 inch core. Compatible With 1979-1983 GMC C3500, without AC; 28 1/4 inch x 19 inch core. Compatible With 1975-1980 Chevrolet K10, without AC; 28 1/4 inch x 19 inch core.

What It Helps Address

• Overheating caused by a worn or leaking radiator
• Coolant loss from cracked tanks or aged core materials
• Poor heat transfer from a restricted or damaged core
• Transmission cooling concerns on vehicles using the built-in cooler section
• Fitment issues when replacing an original GM radiator with the same core size

Installation Notes and Tips

Verify core width, height, thickness, inlet size, outlet size, and transmission cooler connection before installation. This radiator is listed for vehicles without AC, so confirm your truck or utility model matches the application notes before ordering. Flush the cooling system, inspect hoses and clamps, and check fan shroud and mounting points during replacement. Part number 8010729 is also a useful reference when comparing replacement options for Chevrolet and GMC cooling systems.

Quality Assurance

APDI supplies radiator replacements for GM applications with application-specific dimensions and connection points. This part number 8010729 is cataloged against multiple interchange references, including Spectra Premium CU729, to support accurate replacement selection.