Dayco 89529 Accessory Drive Belt Idler Pulley - Center

Brand Dayco 89529
Position Center
26.5
110
Bearing Inner Diameter 1 10.15
Bearing Width 26
Belt Type Serpentine
Groove Quantity 6
Material Polymer
Max Belt Width 06 Rib
Number of Bearings 1
Fits Mercedes-Benz and Saturn · 14 vehicles

Polymer construction. Lightweight pulley material helps reduce rotating mass.

6-groove design. Matches a serpentine belt for smooth accessory drive operation.

Single-bearing pulley. Built with one bearing for reliable belt support.

Cross-references ACDelco 36212, CARQUEST 36212 and Duralast 231529 for the same application. See all 6.

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Dayco 89529 Accessory Drive Belt Idler Pulley

The Dayco 89529 accessory drive belt idler pulley is built for serpentine belt routing in accessory drive systems that use a grooved pulley profile. Its polymer construction, single-bearing design, and 6-groove layout support smooth belt tracking in applications such as Mercedes-Benz Metris and Mercedes-Benz E300 service replacements.

Key Features

  • Accessory drive belt idler pulley for serpentine belt systems
  • Polymer pulley construction for lightweight durability
  • 6-groove design for 6-rib serpentine belt routing
  • Single bearing design with 10.15 mm inner diameter and 26 mm bearing width
  • Grooved pulley profile for accessory drive belt idler applications
  • Dayco part number 89529 for direct catalog lookup

Detailed Description

Dayco 89529 is an accessory drive belt idler pulley designed for grooved serpentine belt systems where the pulley helps guide belt travel across the accessory drive path. The polymer pulley body is paired with one bearing to support consistent rotation, while the 6-groove profile matches 6-rib belt routing requirements. This part cross-references ACDelco 36212 for the same application. It is listed for 2016-2021 Mercedes-Benz Metris, 2017-2019 Mercedes-Benz E300, 2014-2016 Mercedes-Benz E250, and 2002-2003 Saturn Vue applications. For buyers searching Mercedes-Benz Metris accessory drive belt idler pulley or Mercedes-Benz E300 serpentine belt idler pulley, Dayco 89529 provides a cataloged replacement option.

What It Helps Address

  • Noise from a worn or rough idler pulley bearing
  • Belt tracking issues in a grooved serpentine drive system
  • Accessory drive belt vibration caused by pulley wear
  • Uneven belt contact from a damaged pulley surface
  • Service replacement needs for Mercedes-Benz Metris, E300, and E250 belt drive systems

Installation Notes and Tips

Verify pulley groove count, belt width, and bearing dimensions before installation. Confirm the vehicle application against the listed fitment for 2016-2021 Mercedes-Benz Metris, 2017-2019 Mercedes-Benz E300, 2014-2016 Mercedes-Benz E250, and 2002-2003 Saturn Vue. Inspect the serpentine belt, tensioner, and adjacent pulleys during service so the new idler pulley is installed into a clean, aligned belt path. Use the part number 89529 when matching catalog references.

Quality Assurance

Dayco manufactures accessory drive components for belt system service applications, and this pulley is cataloged with defined groove, bearing, and material specifications for accurate replacement selection. Dayco 89529 is identified with OE-style interchange references for parts lookup and application matching.

This part fits 14 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2021Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2020Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2019Mercedes-BenzE300N/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2019Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2018Mercedes-BenzE300N/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2018Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2017Mercedes-BenzE300N/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2017Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2016Mercedes-BenzE2502.1LL4Center
2016Mercedes-BenzMetrisN/AGrooved - Compatible with Accessory Drive Belt Idler Pulley.
2015Mercedes-BenzE2502.1LL4Center
2014Mercedes-BenzE2502.1LL4Center
2003SaturnVue3.0LV6N/A
2002SaturnVue3.0LV6N/A
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 36212CARQUEST — 36212Duralast — 231529Gates — 36212General Motors — 90529913NAPA — 36212