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Dayco 89256 Accessory Drive Belt Tensioner Assembly
| Brand | Dayco 89256 |
|---|---|
| Belt Type | Serpentine |
| Direction | Clock Wise |
| Number of Pulleys | 1 |
| Pulley 1 Diameter | 90 |
| Pulley 1 Flat | Y |
| Pulley 1 Width | 27 |
| Type | Automatic |
| Fits | Honda and Acura · 23 vehicles |
Automatic tensioner. Maintains proper serpentine belt tension for consistent drive performance.
Single-pulley design. Simplifies the accessory drive belt system with one pulley.
Serpentine belt compatible. Built for use in serpentine belt applications.
Cross-references ACDelco 38169, CARQUEST 38169 and CARQUEST 38327 for the same application. See all 17.
Accessory Drive Belt Tensioner for Honda and Acura
Dayco 89256 is an automatic accessory drive belt tensioner assembly for serpentine belt systems. It uses a single 90 mm flat pulley and clockwise rotation to maintain proper belt tension across the accessory drive.
Key Features
- Automatic accessory drive belt tensioner assembly
- Serpentine belt application
- Clockwise rotation
- Single pulley design with 90 mm pulley diameter
- Flat pulley surface with 27 mm width
- Direct replacement style for select Honda and Acura applications
Detailed Description
This Dayco accessory drive belt tensioner assembly, part number 89256, is built for vehicles that use a serpentine belt and an automatic tensioning system. The pulley measures 90 mm in diameter with a flat running surface and 27 mm width, helping maintain consistent belt tracking and tension in the accessory drive system. It is a direct-fit style replacement for select Honda Accord, Honda Odyssey, Honda Pilot, Acura CL, Acura TL, and Acura MDX applications. This part cross-references Dorman 419-007 for the same application.
What It Helps Address
- Belt squeal caused by weak or inconsistent tension
- Serpentine belt slippage on the accessory drive
- Uneven belt tracking across the pulley system
- Noise from a worn tensioner pulley or spring mechanism
- Accessory drive performance issues related to belt tension loss
Installation Notes and Tips
Verify clockwise rotation, pulley diameter, and belt routing before installation. Confirm the vehicle application against the existing tensioner and serpentine belt layout on your Honda Accord, Honda Odyssey, or Acura TL before replacing the part. Inspect the belt, idler pulleys, and adjacent accessory drive components for wear at the same time.
Quality Assurance
Dayco manufactures accessory drive components for OE-style replacement use. Part number 89256 is built to match the specified tensioner configuration for the listed Honda and Acura applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Honda | Pilot | — | — | N/A | — |
| 2003 | Acura | CL | — | — | N/A | — |
| 2003 | Acura | TL | — | — | N/A | — |
| 2003 | Honda | Pilot | — | — | N/A | — |
| 2002 | Acura | CL | — | — | N/A | — |
| 2002 | Acura | MDX | — | — | N/A | — |
| 2002 | Acura | TL | — | — | N/A | — |
| 2002 | Honda | Accord | 3.0L | V6 | N/A | — |
| 2001 | Acura | CL | — | — | N/A | — |
| 2001 | Acura | MDX | — | — | N/A | — |
| 2001 | Acura | TL | — | — | N/A | — |
| 2001 | Honda | Accord | 3.0L | V6 | N/A | — |
| 2001 | Honda | Odyssey | — | — | N/A | — |
| 2000 | Acura | TL | — | — | N/A | — |
| 2000 | Honda | Accord | 3.0L | V6 | N/A | — |
| 2000 | Honda | Odyssey | 3.5L | V6 | N/A | — |
| 1999 | Acura | CL | 3.0L | V6 | N/A | — |
| 1999 | Acura | TL | — | — | N/A | — |
| 1999 | Honda | Accord | 3.0L | V6 | N/A | — |
| 1999 | Honda | Odyssey | — | — | N/A | — |
| 1998 | Acura | CL | 3.0L | V6 | N/A | — |
| 1998 | Honda | Accord | 3.0L | V6 | N/A | — |
| 1997 | Acura | CL | 3.0L | V6 | N/A | — |
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