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Dayco 24380 Accessory Drive Belt - Fan or Fan and Generator
| Brand | Dayco 24380 |
|---|---|
| Position | Fan and Generator and Fan |
| Material | Synthetic rubber compound |
| Top Width | .75 |
| Color | Black |
| Effective Length | 38 |
| Effective Length | 965.20 |
| Outside Circumference | 38.64 |
| Outside Circumference | 981.46 |
| Angle | 38 |
| Banded Belt | N |
| Belt Construction | Double cog |
| Maximum Operating Temperature | 175 |
| Maximum Operating Temperature | 79.4 |
| Minimum Operating Temperature | -35 |
| Minimum Operating Temperature | -37.2 |
| Standards | Sae j636, sae j637 |
| Fits | Chevrolet, Essex, Standard, Triumph, and Yellow Cab · 19 vehicles |
Double-cog design. Flexible belt construction for smoother operation in accessory drive systems.
Synthetic rubber compound. Built with a durable material selected for classic belt applications.
SAE listed. Meets SAE J636 and SAE J637 standards for this belt type.
Cross-references ACDelco T24379, CARQUEST TR24379 and Cummins 178539 for the same application. See all 22.
Accessory Drive Belt Overview
This Dayco accessory drive belt is built for classic fan and generator applications where a precise belt profile matters. Part number 24380 uses a double-cog construction and synthetic rubber compound to deliver the correct fit for listed vintage vehicles.
- Double-cog belt construction for flexible operation.
- Synthetic rubber compound for durable belt performance.
- 0.75-inch top width with a 38-degree angle profile.
- Black finish with SAE J636 and SAE J637 standards listed.
- Fits fan and generator drive applications on select classic vehicles.
Fitment Details
Compatible with 1967 Triumph TR4A, fan and generator. Compatible with 1963-1965 Triumph TR4, fan and generator. Compatible with 1955-1956 Standard Vanguard, fan and generator. Compatible with 1949-1953 Standard Vanguard, fan. Compatible with 1932 Chevrolet Confederate, fan and generator. Compatible with 1932 Chevrolet Confederate BB, fan and generator. Compatible with 1931 Chevrolet AE Independence Truck, fan and generator. Compatible with 1930 Chevrolet Universal, fan and generator. Compatible with 1930 Chevrolet Universal Truck, fan and generator. Compatible with 1930 Essex Challenger, fan and generator. Compatible with 1928 Yellow Cab Model D-1, fan and generator. Compatible with 1928 Yellow Cab Model O-6, fan and generator.
What This Belt Helps Address
- Slipping or worn accessory drive belt surfaces.
- Incorrect belt profile for listed fan and generator drives.
- Noise caused by belt wear or glazing.
- Loss of accessory drive consistency in classic engine setups.
Installation Notes
Verify belt length, width, and angle against the existing belt and pulley system before installation. This part number 24380 is intended for the listed fan and generator applications on Triumph TR4 and TR4A, along with other classic Chevrolet, Standard, Essex, and Yellow Cab models shown in the fitment data.
Quality Assurance
Dayco lists this belt to SAE J636 and SAE J637 standards. Part number 24380 is specified with operating temperature limits from -35 to 175 degrees, supporting use in a wide range of underhood conditions.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1967 | Triumph | TR4A | 2.1L | L4 | Fan and Generator | — |
| 1965 | Triumph | TR4 | — | — | Fan and Generator | — |
| 1964 | Triumph | TR4 | 2.1L | L4 | Fan and Generator | — |
| 1963 | Triumph | TR4 | 2.1L | L4 | Fan and Generator | — |
| 1956 | Standard | Vanguard | — | — | Fan and Generator | — |
| 1955 | Standard | Vanguard | — | — | Fan and Generator | — |
| 1953 | Standard | Vanguard | — | — | Fan | — |
| 1952 | Standard | Vanguard | — | — | Fan | — |
| 1951 | Standard | Vanguard | — | — | Fan | — |
| 1950 | Standard | Vanguard | — | — | Fan | — |
| 1949 | Standard | Vanguard | — | — | Fan | — |
| 1932 | Chevrolet | Confederate | — | — | Fan and Generator | — |
| 1932 | Chevrolet | Confederate BB | — | — | Fan and Generator | — |
| 1931 | Chevrolet | AE Independence Truck | — | — | Fan and Generator | — |
| 1930 | Chevrolet | Universal | — | — | Fan and Generator | — |
| 1930 | Chevrolet | Universal Truck | — | — | Fan and Generator | — |
| 1930 | Essex | Challenger | -L | -- | Fan and Generator | — |
| 1928 | Yellow Cab | Model D-1 | -L | -- | Fan and Generator | — |
| 1928 | Yellow Cab | Model O-6 | -L | -- | Fan and Generator | — |
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