Four Seasons 46123 Engine Cooling Fan Clutch

Reliable Engine Cooling Fan Clutch for Chevrolet and GMC Vehicles

The Four Seasons Fan Clutch 46123 is designed to provide efficient engine cooling for select Chevrolet and GMC models. Engineered with durable aluminum and an electro-viscous design, this fan clutch helps maintain optimal engine temperature under severe duty conditions.

• Constructed from lightweight, corrosion-resistant aluminum
• Electro-viscous clutch type for precise temperature control
• Compatible with Chevrolet Canyon, Colorado, Express 2500/3500 and GMC Savana 2500/3500
• Four mounting holes with M6 x 1.0 stud bolt threads
• Severe duty D-type clutch suitable for truck fan drives
• Raw aluminum finish with male terminal type
• Meets or exceeds OEM specifications

Four Seasons Fan Clutch Product Line Overview

The Four Seasons Fan Clutch line focuses on providing reliable, performance-rated cooling components designed for heavy-duty and truck applications. The 46123 model features an electronic, electro-viscous clutch mechanism that adjusts fan engagement based on engine temperature, improving fuel efficiency and reducing wear. This product line is engineered to meet OEM standards, ensuring compatibility and durability for Chevrolet and GMC vehicles requiring severe duty cooling solutions.

Detailed Product Description and Specifications

This engine cooling fan clutch is made from aluminum, offering a balance of strength and lightweight construction. It features a 7.73-inch maximum clutch diameter and a 3.16-inch distance from clutch to mounting flange, designed for precise fitment. The clutch rotates in reverse (Rev) direction and includes four mounting holes with hex mounting type and M6 x 1.0 stud bolt threads. The overall height is 4.11 inches (104.4 mm), with a pilot depth of 0.82 inches. The raw aluminum color finish provides corrosion resistance and durability in demanding environments. The clutch is new, performance rated, and does not include mounting hardware.

Common Applications and Problem Solving

• Prevents engine overheating by regulating fan speed
• Reduces unnecessary fan engagement to improve fuel economy
• Replaces worn or failing fan clutches in Chevrolet and GMC trucks
• Addresses noisy or slipping fan clutch operation
• Maintains proper engine temperature under severe duty conditions

Installation Notes and Tips

Ensure the vehicle is compatible with the Four Seasons Fan Clutch 46123 by verifying make and model fitment. This clutch requires four bolts with M6 x 1.0 stud threads for secure mounting. Note that mounting hardware is not included and must be sourced separately. Proper torque specifications should be followed to avoid damage. The male terminal type should be connected carefully to ensure proper electrical engagement. It is recommended to inspect the cooling fan and surrounding components during installation for any additional wear or damage.

Quality Assurance and Warranty Information

The Four Seasons Fan Clutch 46123 meets or exceeds OEM standards for fit, form, and function. It is performance rated for severe duty applications, ensuring reliable operation in demanding environments. This product is new and backed by Four Seasons' quality assurance processes. Please refer to Four Seasons' official warranty policy for specific coverage details.