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Dayco 89576 Accessory Drive Belt Idler Pulley
| Brand | Dayco 89576 |
|---|---|
| Material | Steel |
| 1068 | 75.4 |
| Groove Quantity | 7 |
| 256 | 29.6 |
| Belt Type | Serpentine |
| Bearing Inner Diameter 1 | 17 |
| Bearing Width | 14 |
| Flat | N |
| Max Belt Width | 07 rib |
| Number of Bearings | 1 |
| Fits | Acura · 6 vehicles |
Steel construction. Provides durable support for the accessory drive belt system.
7-groove design. Matches a 7-rib serpentine belt for secure tracking.
Single-bearing pulley. Uses one bearing for smooth, reliable rotation.
Accessory Drive Belt Idler Pulley for Acura TSX
Dayco 89576 is an accessory drive belt idler pulley built with a steel body and a single bearing for serpentine belt routing. It is listed for select Acura TSX applications from 2009 through 2014, including the 2009 Acura TSX from chassis/VIN 2028664.
Key Features
- Steel pulley construction for accessory drive belt service
- 7-groove design for a 7-rib serpentine belt
- Single bearing design with 17 mm inner diameter and 14 mm bearing width
- Flat pulley profile: no flat belt configuration
- Maximum belt width: 07 rib
- Direct-fit application coverage for Acura TSX accessory drive belt system service
Detailed Description
This Dayco accessory drive belt idler pulley, part number 89576, is engineered for serpentine belt systems that require a 7-groove pulley. The steel construction and single-bearing layout support stable belt tracking in the accessory drive belt system, helping maintain proper routing across the engine-driven accessories. It fits 2010-2014 Acura TSX and also fits the 2009 Acura TSX from chassis/VIN 2028664. If you are searching for Dayco 89576 for Acura TSX belt system repair, this pulley matches the listed fitment and specifications.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
Common Repair Uses
- Replacing a worn or noisy accessory drive belt idler pulley
- Correcting serpentine belt misalignment or tracking issues
- Addressing belt squeal caused by pulley bearing wear
- Restoring proper belt tension path in the accessory drive system
- Servicing a damaged pulley surface on a 7-rib serpentine setup
Installation Notes and Tips
Verify pulley groove count, belt width, and bearing dimensions before installation. Confirm the vehicle application by year and, for the 2009 Acura TSX, by chassis/VIN 2028664. Inspect the serpentine belt, adjacent pulleys, and belt routing components during service so the replacement pulley operates correctly in the accessory drive belt system.
Quality Assurance
Dayco manufactures belt drive components for automotive accessory drive systems, and part 89576 is specified with steel construction, a 7-groove profile, and a single bearing for the listed Acura TSX applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Acura | TSX | 2.4L | L4 | N/A | — |
| 2013 | Acura | TSX | 2.4L | L4 | N/A | — |
| 2012 | Acura | TSX | 2.4L | L4 | N/A | — |
| 2011 | Acura | TSX | 2.4L | L4 | N/A | — |
| 2010 | Acura | TSX | 2.4L | L4 | N/A | — |
| 2009 | Acura | TSX | — | — | N/A | From Chassis/VIN 2028664 |
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