Four Seasons 36749 cooling fan clutch for the 1997-1998 Chevrolet C6500 Kodiak V8 6.0L or 7.0L, the 1999-2000 C6500 Kodiak V8 7.4L and other vehicles couples the engine fan to its drive and adjusts fan speed with temperature. It is a reverse rotation severe duty thermal fan clutch.
- Reverse rotation severe duty thermal design for truck fan drives
- Precision machined aluminum construction
- Designed, tested and built by application
- Ready for out-of-box installation
Quick facts
- Part: Four Seasons 36749 cooling fan clutch
- Also called: engine cooling fan clutch
- Fits: the 1997-1998 Chevrolet C6500 Kodiak V8 6.0L or 7.0L, the 1999-2000 C6500 Kodiak V8 7.4L and other vehicles
- Material: Aluminum
- Condition: New
A fan that stays loud, or an engine that runs hot at idle or in slow traffic, can mean the clutch is worn, though a weak water pump or a stuck thermostat can be behind the heat as well, so find the cause before you replace it.
Fits
This cooling fan clutch is listed for a wide range of Chevrolet and GMC models, including the 1997-1998 Chevrolet C7500 Kodiak V8 6.0L or 7.0L, the 1999-2000 C7500 Kodiak V8 7.4L, the 1997-1998 GMC C6500 Topkick V8 6.0L or 7.0L and the 1999-2000 C6500 Topkick V8 7.4L, with one clutch per vehicle. It is built for OE performance, fit and appearance. Open the "Vehicles it fits" section to check your exact model and engine.
Specifications
Fit and size
- Quantity per vehicle: 1
- Mounting holes: 6, 5/16-18 bolt thread
- Mounting type: HEX
- Maximum clutch diameter: 7.4 in
- Pilot diameter: 30 mm
Build and materials
- Type: thermal, non-electronic
- Grade: severe duty, reverse rotation
- Material: aluminum
- Condition: New
- Country of origin: Mexico
In the box
One cooling fan clutch. Mounting hardware is not included, so plan on new bolts.
Frequently Asked Questions
Does the Four Seasons 36749 fit a 1997-1998 Chevrolet C6500 Kodiak V8 6.0L or 7.0L?
Yes. Four Seasons 36749 is listed for the 1997-1998 Chevrolet C6500 Kodiak V8 6.0L or 7.0L and the 1999-2000 C6500 Kodiak V8 7.4L. Use the "Vehicles it fits" section to check other models.
Does this fan clutch come with mounting bolts?
No. Mounting hardware is not included. This listing is one aluminum cooling fan clutch, so order the bolts you need separately.
How many mounting holes and what thread does the 36749 fan clutch have?
Four Seasons 36749 has six mounting holes with a 5/16-18 bolt thread, a 30 mm pilot diameter and a maximum clutch diameter of 7.4 inches.
Is this a thermal or an electronic fan clutch?
This one is a thermal, non-electronic clutch. It is a severe duty grade with reverse rotation, made for truck fan drives.
How do I tell if an engine cooling fan clutch is wearing out?
A fan that stays loud, or an engine temperature that climbs at idle or in slow traffic, can point to a worn clutch. A shop can test it properly.
