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Dayco 28473 Accessory Drive Belt - Fan or Fan and Alternator/Generator
| Brand | Dayco 28473 |
|---|---|
| Position | Fan and Alternator/Generator |
| Angle | 38 |
| Belt Construction | Double Cog |
| Color | Black |
| Effective Length | 47.25 |
| Effective Length | 1200.15 |
| Material | Synthetic Rubber Compound |
| Maximum Operating Temperature | 79.4 |
| Maximum Operating Temperature | 175 |
| Minimum Operating Temperature | -37.2 |
| Minimum Operating Temperature | -35 |
| Outside Circumference | 47.89 |
| Outside Circumference | 1216.41 |
| Standards | SAE J636, SAE J637 |
| Top Width | .88 |
| Fits | GMC and Pontiac |
Double-cog construction. Helps the belt flex smoothly for reliable accessory drive performance.
Synthetic rubber compound. Built from durable material for dependable operation in demanding conditions.
SAE J636, J637. Meets recognized industry standards for accessory drive belts.
Cross-references ACDelco 2T28473, ACDelco T28473 and CARQUEST 2/TR28473PB for the same application. See all 55.
Accessory Drive Belt for OE-Style Service
Dayco 28473 is an accessory drive belt built for dependable belt drive performance in automotive and heavy-duty applications. It uses a synthetic rubber compound with a double cog construction to support flexible operation, consistent grip, and stable routing across accessory pulleys.
With a 0.88-inch top width, 38-degree angle, and black finish, this belt is sized for applications that call for a 47.25-inch effective length and 47.89-inch outside circumference. It is a direct-fit service part for vehicles and equipment that specify Dayco 28473.
Key Features
- Synthetic rubber compound for belt drive durability
- Double cog construction for improved flexibility around pulleys
- 0.88-inch top width for specified accessory drive systems
- 47.25-inch effective length and 47.89-inch outside circumference
- Operates from -35°F to 175°F
- Built to SAE J636 and SAE J637 standards
- Cross-reference example: Gates 19A1200
Detailed Product Overview
Dayco 28473 is an accessory drive belt used in systems that power engine-driven accessories such as alternators, power steering pumps, and other belt-driven components. The double cog design helps the belt conform to pulley grooves and maintain contact in demanding drive layouts. For buyers searching Dayco 28473, 28473, or an OE-style accessory drive belt for Ford, Cummins, or Mack applications, this part provides a specification-driven replacement option.
Vehicle and equipment interchange coverage includes Ford, Cummins, Freightliner, Mack, Navistar, and White applications, along with additional cross-reference listings from ACDelco, CARQUEST, Gates, NAPA, Motorcraft, and others. If you are sourcing a replacement belt for a Ford truck, a Cummins-powered application, or a Freightliner accessory drive system, verify the required dimensions and belt profile against the original part before installation.
What This Belt Helps Address
- Squealing or slipping accessory drive belts
- Cracked, glazed, or worn belt surfaces
- Loss of accessory drive performance from belt stretch
- Incorrect belt length or profile during replacement service
- Noise caused by a belt that no longer tracks correctly
Installation Notes and Tips
Confirm the required effective length, outside circumference, top width, and angle before ordering. Match the belt profile to the original application and inspect pulleys, tensioners, and idlers for wear before installing the new belt. Proper routing and tension are important for accessory drive performance and belt life.
Quality Assurance
This Dayco accessory drive belt is manufactured to SAE J636 and SAE J637 standards and uses a synthetic rubber compound selected for operating temperatures from -35°F to 175°F. It is specified as Dayco 28473 for applications requiring this exact belt size and construction.
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