GMB 130-4030AH Engine Water Pump

Engine Water Pump for HD Trucks

This GMB engine water pump is built for heavy-duty cooling system service on select Chevrolet Silverado HD and GMC Sierra HD applications. It is manufactured to meet or exceed OEM specifications for fit and performance expectations in the cooling system.

Key Features

• Engine water pump for cooling system replacement
• Manufactured to meet or exceed OEM specifications
• Direct-fit application for select HD truck platforms
• Part number 130-4030AH for easy identification

Detailed Description

GMB 130-4030AH is an engine water pump for select Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, and GMC Sierra 3500 HD models. It is intended for cooling system service where a replacement pump is needed to restore coolant circulation and maintain proper engine operating temperature. This part cross-references 12680257 for the same application. The 130-4030AH part number is useful when matching the correct water pump for 2017-2025 HD truck fitment.

What It Is Used For

• Restoring coolant flow through the engine cooling system
• Replacing a worn or leaking water pump assembly
• Addressing overheating caused by pump wear or internal failure
• Supporting stable engine temperature control during operation

Installation Notes and Tips

Verify the vehicle year, make, model, and application notes before ordering. Fitment includes 2017-2021 and 2022-2025 HD truck applications, with 2022-2025 listings noting inclusion of housing. Confirm the existing cooling system configuration and compare the original part number 130-4030AH or interchange 12680257 before installation.

Quality Assurance

GMB states this water pump is manufactured to meet or exceed OEM specifications.