GMB 930-2480 Engine Cooling Fan Clutch

Thermal Engine Cooling Fan Clutch

The GMB 930-2480 is a thermal engine cooling fan clutch built to OEM standard specifications for severe-duty cooling applications. It uses an aluminum construction and thermal engagement to help regulate fan operation in demanding driving conditions.

Compatible With Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500 HD, GMC Sierra 2500 HD, GMC Sierra 3500 HD, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, GMC Savana 3500, Chevrolet P30, and GMC P3500 applications listed below.

Key Features

• Thermal fan clutch design for temperature-based fan engagement
• OEM standard item grade for direct replacement use
• Aluminum construction
• New condition
• Built to meet or exceed OEM specifications
• Counter clockwise (reverse) rotation severe-duty application

Detailed Product Overview

This GMB engine cooling fan clutch is engineered for vehicles that rely on a thermal clutch to control fan speed based on underhood temperature. The 930-2480 is specified for reverse-rotation, severe-duty cooling systems and is listed for a range of Chevrolet and GMC trucks, vans, and chassis applications. If you are replacing a worn fan clutch on a Chevrolet Silverado 2500 HD or GMC Sierra 3500 HD, this part number provides an OE-standard replacement path.

This part cross-references Dayco 22625 for the same application.

What It Helps Address

• Cooling fan that stays engaged longer than normal
• Fan clutch that does not engage when engine temperature rises
• Excessive fan noise from a worn clutch assembly
• Reduced cooling performance in severe-duty service
• Temperature control issues in Chevrolet Silverado, GMC Sierra, and Express/Savana platforms

Installation Notes and Fitment

Fits 2006-2010 Chevrolet Silverado 2500 HD, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007-2010 Chevrolet Silverado 3500 HD, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2006-2010 GMC Sierra 2500 HD, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007-2010 GMC Sierra 3500 HD, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007 Chevrolet Silverado 2500 HD Classic, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007 Chevrolet Silverado 3500 Classic, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007 GMC Sierra 2500 HD Classic, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2007 GMC Sierra 3500 Classic, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2006 Chevrolet Silverado 3500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 2006 GMC Sierra 3500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999-2002 Chevrolet Express 2500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999-2002 Chevrolet Express 3500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999-2002 GMC Savana 2500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999-2002 GMC Savana 3500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999 Chevrolet P30, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Fits 1999 GMC P3500, N/A; Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty.

Verify reverse-rotation fan direction and severe-duty cooling system requirements before installation. Confirm the existing clutch style and application details against the vehicle listing to ensure proper replacement.

Quality Assurance

GMB manufactures this fan clutch to meet or exceed OEM specifications, supporting consistent fit and function for listed Chevrolet and GMC applications. Part number 930-2480 is a new, OEM-standard replacement component.