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Dayco 24450 Accessory Drive Belt - Fan, Fan and Generator or Generator
| Brand | Dayco 24450 |
|---|---|
| Position | Fan and Generator |
| Angle | 38 |
| Belt Construction | Double Cog |
| Color | Black |
| Effective Length | 45 |
| Effective Length | 1143.00 |
| Material | Synthetic Rubber Compound |
| Maximum Operating Temperature | 79.4 |
| Maximum Operating Temperature | 175 |
| Minimum Operating Temperature | -37.2 |
| Minimum Operating Temperature | -35 |
| Outside Circumference | 45.64 |
| Outside Circumference | 1159.26 |
| Standards | SAE J636, SAE J637 |
| Top Width | .75 |
| Fits | Buick, Hudson, and Cord |
Double-cog construction. Helps the belt flex smoothly for reliable accessory drive performance.
Synthetic rubber compound. Built for durable, consistent operation across a wide temperature range.
SAE J636, J637. Meets recognized industry standards for accessory drive belts.
Cross-references ACDelco T24449, Atlas 679 and CARQUEST TR24449 for the same application. See all 37.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Accessory Drive Belt for Reliable Engine Drive
The Dayco 24450 accessory drive belt is built for accessory drive systems that need consistent grip and stable operation. It uses a synthetic rubber compound with a double cog construction to help maintain flexibility and belt tracking in demanding engine bay conditions.
With a 0.75-inch top width, 45-inch effective length, and 45.64-inch outside circumference, this black accessory drive belt is specified for applications that call for a 38-degree angle profile. It is a direct-fit style replacement for select vehicle applications, including Cummins, Freightliner, and General Motors equipment.
Key Features
- Dayco 24450 accessory drive belt
- Synthetic rubber compound construction
- Double cog belt design for added flexibility
- 0.75-inch top width
- 45-inch effective length
- 45.64-inch outside circumference
- Black finish
- Built to SAE J636 and SAE J637 standards
- Operating temperature range: -35 to 175 degrees
Product Details
The Dayco 24450 is an accessory drive belt engineered for accessory drive belt system components where correct length, width, and profile are critical. Its double cog construction helps the belt conform around pulleys, while the synthetic rubber compound supports dependable operation across a wide temperature range. For buyers searching for a Dayco 24450 belt, this part is a practical OE-style replacement for applications that require the listed dimensions and angle specification.
This part cross-references Gates 17A1140 for the same application.
Common Uses
- Replacing a worn or cracked accessory drive belt
- Correcting belt squeal caused by glazing or loss of tension
- Restoring accessory drive performance after belt stretch
- Addressing belt tracking issues related to profile wear
- Servicing belt-driven engine accessories on select Cummins, Freightliner, and General Motors applications
Installation Notes
Verify belt length, top width, angle, and pulley routing before installation. Compare the old belt and the vehicle’s belt routing diagram to confirm the Dayco 24450 is the correct match. Inspect pulleys, tensioners, and idlers for wear before installing a new belt, since damaged components can shorten belt life and affect tracking.
Fits select Cummins, Freightliner, and General Motors applications where the listed dimensions and profile are specified. Confirm vehicle-specific fitment by part number and belt routing before purchase.
Quality Assurance
Dayco manufactures this belt to SAE J636 and SAE J637 standards, supporting consistent dimensional and performance requirements for accessory drive service.
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