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Dayco 89537 Accessory Drive Belt Idler Pulley - Grooved Pulley
| Brand | Dayco 89537 |
|---|---|
| Position | Grooved Pulley |
| Material | Steel |
| 1068 | 56 |
| Groove Quantity | 6 |
| 256 | 30 |
| Belt Type | Serpentine |
| Bearing Inner Diameter 1 | 10.3 |
| Bearing Width | 30 |
| Flat | N |
| Max Belt Width | 06 rib |
| Number of Bearings | 2 |
| Fits | Lexus · 51 vehicles |
Steel construction. Provides durable support for the accessory drive belt system.
Serpentine belt pulley. Built for smooth belt tracking in the drive system.
Dual-bearing design. Helps deliver steady, reliable pulley operation.
Cross-references ACDelco 36319, CARQUEST 36319 and Duralast 231537 for the same application. See all 7.
Accessory Drive Belt Idler Pulley for Lexus V8 Applications
Dayco 89537 is an accessory drive belt idler pulley built with a steel body and a dual-bearing design for serpentine belt systems. It is a grooved pulley with 6 grooves and a maximum belt width of 6 ribs, making it a direct-match service part for select Lexus V8 accessory drive belt setups.
Use Dayco 89537 when servicing the belt path on Lexus IS500, LC500, RC F, GS F, LS460, IS F, and GS460 applications that call for a grooved idler pulley. The steel construction and 2-bearing layout support consistent belt tracking in the accessory drive system.
Key Features
- Part number: 89537
- Accessory drive belt idler pulley for serpentine belt systems
- Steel pulley construction
- 6-groove design for 6-rib serpentine belts
- Dual-bearing design with 10.3 mm bearing inner diameter
- Bearing width: 30 mm
- Flat: No
- Maximum belt width: 06 rib
Fitment Details
- Fits 2022-2025 Lexus IS500, N/A
- Fits 2018-2025 Lexus LC500, N/A
- Fits 2015-2025 Lexus RC F, N/A
- Fits 2016-2020 Lexus GS F, N/A
- Fits 2007-2017 Lexus LS460, Grooved Pulley
- Fits 2008-2014 Lexus IS F, Grooved Pulley
- Fits 2008-2011 Lexus GS460, Grooved Pulley
What It Helps Address
- Squealing or chirping from a worn idler pulley
- Serpentine belt tracking issues caused by pulley wear
- Belt vibration from bearing wear or rough pulley rotation
- Accessory drive noise during engine operation
- Service replacement for grooved pulley wear on Lexus V8 models
Installation Notes
Verify pulley groove count, belt width, and mounting location before installation. Confirm the existing pulley is a grooved style where required, especially on Lexus LS460, IS F, and GS460 applications. Inspect the serpentine belt and adjacent accessory drive components for wear before returning the vehicle to service.
This part cross-references Toyota 16604-38020 for the same application.
Quality Assurance
Dayco manufactures accessory drive components for service replacement use, and this pulley is built to match the specified OE-style fitment for the listed Lexus applications. Part number 89537 is intended for direct replacement in confirmed vehicle listings.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2026 | Lexus | LC500 | N/A | — |
| 2025 | Lexus | IS500 | N/A | — |
| 2025 | Lexus | LC500 | N/A | — |
| 2025 | Lexus | RC F | N/A | — |
| 2024 | Lexus | IS500 | N/A | — |
| 2024 | Lexus | LC500 | N/A | — |
| 2024 | Lexus | RC F | N/A | — |
| 2023 | Lexus | IS500 | N/A | — |
| 2023 | Lexus | LC500 | N/A | — |
| 2023 | Lexus | RC F | N/A | — |
| 2022 | Lexus | IS500 | N/A | — |
| 2022 | Lexus | LC500 | N/A | — |
| 2022 | Lexus | RC F | N/A | — |
| 2021 | Lexus | LC500 | N/A | — |
| 2021 | Lexus | RC F | N/A | — |
| 2020 | Lexus | GS F | N/A | — |
| 2020 | Lexus | LC500 | N/A | — |
| 2020 | Lexus | RC F | N/A | — |
| 2019 | Lexus | GS F | N/A | — |
| 2019 | Lexus | LC500 | N/A | — |
| 2019 | Lexus | RC F | N/A | — |
| 2018 | Lexus | GS F | N/A | — |
| 2018 | Lexus | LC500 | N/A | — |
| 2018 | Lexus | RC F | N/A | — |
| 2017 | Lexus | GS F | N/A | — |
| 2017 | Lexus | LS460 | Grooved Pulley | — |
| 2017 | Lexus | RC F | N/A | — |
| 2016 | Lexus | GS F | N/A | — |
| 2016 | Lexus | LS460 | Grooved Pulley | — |
| 2016 | Lexus | RC F | N/A | — |
| 2015 | Lexus | LS460 | Grooved Pulley | — |
| 2015 | Lexus | RC F | N/A | — |
| 2014 | Lexus | IS F | Grooved Pulley | — |
| 2014 | Lexus | LS460 | Grooved Pulley | — |
| 2013 | Lexus | IS F | Grooved Pulley | — |
| 2013 | Lexus | LS460 | Grooved Pulley | — |
| 2012 | Lexus | IS F | Grooved Pulley | — |
| 2012 | Lexus | LS460 | Grooved Pulley | — |
| 2011 | Lexus | GS460 | Grooved Pulley | — |
| 2011 | Lexus | IS F | Grooved Pulley | — |
| 2011 | Lexus | LS460 | Grooved Pulley | — |
| 2010 | Lexus | GS460 | Grooved Pulley | — |
| 2010 | Lexus | IS F | Grooved Pulley | — |
| 2010 | Lexus | LS460 | Grooved Pulley | — |
| 2009 | Lexus | GS460 | Grooved Pulley | — |
| 2009 | Lexus | IS F | Grooved Pulley | — |
| 2009 | Lexus | LS460 | Grooved Pulley | — |
| 2008 | Lexus | GS460 | Grooved Pulley | — |
| 2008 | Lexus | IS F | Grooved Pulley | — |
| 2008 | Lexus | LS460 | Grooved Pulley | — |
| 2007 | Lexus | LS460 | Grooved Pulley | — |
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