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Dayco 5120827 Serpentine Belt - Fan and Alternator
| Brand | Dayco 5120827 |
|---|---|
| Position | Fan and Alternator |
| Material | Epdm, aramid reinforced |
| Top Width | 1.66 |
| Color | Black |
| Effective Length | 2100.00 |
| Effective Length | 82.677 |
| Outside Circumference | 2114.20 |
| Outside Circumference | 83.236 |
| Rib Quantity | 12 |
| Cross Section | K-section |
| Maximum Operating Temperature | 100 |
| Maximum Operating Temperature | 212 |
| Minimum Operating Temperature | -42.7 |
| Minimum Operating Temperature | -45 |
| Rib Depth | Standard |
| Rib Profile | Straight rib |
| Standards | Sae j1459, sae j2432 |
| Fits | —3 vehicles |
EPDM construction. Resists heat and wear in accessory drive service.
Aramid reinforced. Adds strength for stable belt performance under load.
12-rib K-section. Matches multi-groove drive systems with precise rib engagement.
Dayco 5120827 Serpentine Belt Overview
The Dayco 5120827 serpentine belt is built for accessory drive systems that need stable grip, consistent routing, and dependable operation across a wide temperature range. With EPDM construction and aramid reinforcement, it is suited for demanding belt-drive service in passenger car and light truck applications.
Key Features
- EPDM rubber construction with aramid reinforcement for added strength
- 12-rib K-section profile for multi-groove accessory drive systems
- Straight rib design for consistent belt tracking
- Black finish with a standard rib depth
- Operates from -45°F to 212°F
- Built to SAE J1459 and SAE J2432 standards
Detailed Description
Dayco 5120827 is a serpentine belt engineered for accessory drive system performance where accurate rib engagement and durable construction matter. The 1.66-inch top width, 82.677-inch effective length, and 83.236-inch outside circumference define a precise fit for the intended belt path, while the 12-rib K-section layout supports smooth power transfer to engine accessories. This part number, 5120827, is a practical choice for buyers searching for a Dayco serpentine belt replacement with EPDM and aramid-reinforced construction.
Compatible With select vehicle applications that use a 12-rib K-section serpentine belt, including fitment-specific searches for Dayco 5120827 and related accessory drive belt system components. For shoppers comparing belt options by size and construction, 5120827 offers a straightforward match for applications requiring the listed dimensions and rib count.
Common Uses
- Replacing a worn or cracked serpentine belt
- Addressing belt noise caused by glazing or rib wear
- Restoring accessory drive performance after belt stretch
- Correcting slippage in a multi-rib belt system
- Resolving service issues tied to belt age or heat exposure
Installation Notes
Verify rib count, cross section, effective length, and outside circumference against the original belt before installation. Inspect pulleys, tensioners, and idlers for wear or misalignment, since those conditions can shorten belt life. Confirm the belt path follows the vehicle’s accessory drive routing exactly, and compare the part number 5120827 with the removed belt or service information before final installation.
Quality Assurance
This Dayco serpentine belt is manufactured to SAE J1459 and SAE J2432 standards, with EPDM and aramid reinforcement selected for durability in accessory drive service. Dayco 5120827 is specified for applications that require a 12-rib K-section belt with the listed operating temperature range.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2019 | International | LT625 | 14.9L | L6 | Fan and Alternator | — |
| 2018 | International | LT625 | 14.9L | L6 | Fan and Alternator | — |
| 2017 | International | LT625 | — | — | Fan and Alternator | — |
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