Four Seasons 36755 Engine Cooling Fan Clutch

Overview of Four Seasons Fan Clutch 36755

The Four Seasons Fan Clutch 36755 is engineered for severe duty applications, designed to maintain optimal engine temperature in Chevrolet and GMC trucks and SUVs. This engine cooling fan clutch is built with durable aluminum and meets or exceeds OEM specifications, ensuring reliable performance for your vehicle's cooling system.

• Constructed from raw aluminum for durability and heat resistance
• Severe duty D-type clutch suitable for heavy truck fan drives
• Compatible with Chevrolet and GMC models including C1500 Suburban, C2500, C3500, K1500 Suburban, K2500, K3500, and Tahoe
• Non-electronic, mechanical fan clutch with 4 bolt holes and hex mounting type
• Maximum clutch diameter of 7.4 inches and overall height of 4.27 inches

Four Seasons Fan Clutch Product Line Details

The Four Seasons Fan Clutch product line focuses on providing reliable engine cooling components designed for severe duty and truck fan drive applications. The 36755 model is part of this line, offering a robust aluminum construction and precise fitment for Chevrolet and GMC trucks and SUVs. This line emphasizes performance-rated parts that meet or exceed OEM standards, ensuring compatibility and durability in demanding conditions.

Technical Specifications and Features

This engine cooling fan clutch features a 4-bolt mounting pattern with M8 x 1.25 threaded holes and a hex mounting type for secure installation. The clutch has a maximum diameter of 7.4 inches (188 mm) and an overall height of 4.27 inches (108.3 mm). The distance from the clutch to the mounting flange is 1.75 inches, with a pilot diameter of 1.42 inches and a pilot depth of 0.78 inches. The fan bolt circle measures 3.81 inches (96.8 mm), providing precise alignment with compatible fan blades. The clutch operates in a reverse rotation direction and is designed for severe use, making it suitable for heavy-duty Chevrolet and GMC vehicles.

Applications and Common Issues Addressed

• Prevents engine overheating by regulating fan engagement
• Replaces worn or failing fan clutches in Chevrolet and GMC trucks and SUVs
• Improves cooling efficiency under severe operating conditions
• Eliminates excessive fan noise caused by slipping or stuck clutches
• Restores proper fan operation to maintain engine performance and longevity

Installation Notes and Tips

Installation requires removal of the old fan clutch and proper alignment of the 4-bolt mounting pattern. Note that mounting hardware is not included with this part, so ensure you have the correct bolts and tools on hand. The hex mounting type facilitates secure attachment, but care should be taken to torque bolts to manufacturer specifications. This fan clutch is non-electronic, so no electrical connections are necessary. Verify compatibility with your specific Chevrolet or GMC model before installation.

Quality Assurance and Warranty

The Four Seasons Fan Clutch 36755 is a new, performance-rated part that meets or exceeds OEM standards for durability and function. Manufactured from aluminum, it is designed to withstand severe duty conditions typical of truck and SUV applications. While specific warranty details are not provided, Four Seasons products generally come with a limited warranty covering defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.