Global Parts 1786C Radiator

Overview of Global Parts Radiator 1786C for Chevrolet and GMC

The Global Parts radiator part number 1786C is designed specifically for Chevrolet Astro and GMC Safari models. Engineered to provide reliable cooling performance, this radiator features durable aluminum core construction and integrated oil coolers to support engine and transmission efficiency.

• Core dimensions: 17.25 inches height, 28.25 inches width, 1 inch thickness
• Core material: Aluminum for effective heat dissipation
• Plastic tank construction for corrosion resistance
• Includes internal transmission oil cooler and engine oil cooler
• Inlet diameter: 1.31 inches; outlet diameter: 1.6 inches
• Compatible with Chevrolet Astro and GMC Safari vehicles
• Radiator cap not included

Detailed Radiator Specifications and Features

This Global Parts radiator 1786C is built with a 438.15 mm (17.25 inch) core height, 717.55 mm (28.25 inch) core width, and 25.4 mm (1 inch) core thickness, providing ample surface area for heat exchange. The aluminum core enhances thermal conductivity, while the plastic tanks reduce weight and resist corrosion. The radiator includes both an internal transmission oil cooler and an engine oil cooler, supporting optimal fluid temperatures for improved vehicle performance. The inlet and outlet diameters of 33.27 mm (1.31 inch) and 40.64 mm (1.6 inch) respectively ensure proper hose fitment and fluid flow. This radiator does not include a radiator cap or thermostat.

Compatible Vehicles and Application

This radiator is compatible with the Chevrolet Astro and GMC Safari models, making it a suitable replacement for cooling system maintenance or repair. It is designed to address common cooling system issues such as:

• Overheating due to radiator core damage or clogging
• Transmission fluid overheating with integrated transmission oil cooler
• Engine oil temperature regulation with built-in engine oil cooler
• Leaks or cracks in plastic tanks
• Reduced cooling efficiency from worn or damaged radiators

Installation Notes and Tips

When installing the Global Parts radiator 1786C, ensure all hoses match the specified inlet and outlet diameters for a secure fit. Verify that the transmission and engine oil cooler lines are properly connected to maintain fluid cooling functions. Since the radiator cap and thermostat are not included, reuse existing components or replace them separately if needed. Properly bleed the cooling system after installation to prevent air pockets and ensure optimal performance.

Quality Assurance and Warranty Information

Global Parts radiators are manufactured to meet OEM specifications for fit and function. The aluminum core and plastic tank materials are selected for durability and corrosion resistance. While specific warranty details for part number 1786C are not provided here, Global Parts typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.