Dayco 89319 Accessory Drive Belt Tensioner Assembly

Brand Dayco 89319
Belt Type Serpentine
Direction Counter Clock Wise
Number of Pulleys 1
Pulley 1 Diameter 70
Pulley 1 Flat Y
Pulley 1 Width 19
Type Automatic
Fits Chrysler and Dodge · 13 vehicles

Automatic tensioner. Keeps serpentine belt tension consistent for reliable operation.

Single-pulley design. Simplifies the accessory drive belt system with one pulley.

Serpentine belt compatible. Built for use with serpentine belt applications.

Cross-references ACDelco 38176, CARQUEST 38176 and Chrysler 4668509AB for the same application. See all 13.

$79.88Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $79.88
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Dayco 89319 Automatic Belt Tensioner

The Dayco 89319 accessory drive belt tensioner assembly is built for serpentine belt systems that require automatic belt control and consistent pulley alignment. It is a direct-fit option for select Chrysler PT Cruiser and Dodge Neon applications, with fitment covering 2001-2010 Chrysler PT Cruiser and 2003-2005 Dodge Neon.

Key Features

  • Accessory drive belt tensioner assembly for serpentine belt systems
  • Automatic tensioning design helps maintain proper belt load
  • Counter clockwise rotation
  • Single pulley design with a 70 mm pulley diameter
  • Flat pulley surface with 19 mm width
  • Dayco 89319 replacement for select Chrysler and Dodge applications

Detailed Description

This Dayco accessory drive belt tensioner assembly is specified for serpentine belt routing and automatic belt management in select vehicles. The counter clockwise direction, single 70 mm pulley, and flat pulley profile are key details for matching the correct belt drive setup. It is a practical replacement choice for owners searching for a Dayco 89319 tensioner assembly for Chrysler PT Cruiser or Dodge Neon belt system service.

This part cross-references Gates 38176 for the same application.

Common Problems It Can Help Address

  • Belt squeal caused by weak or inconsistent tension
  • Serpentine belt flutter or vibration
  • Misalignment concerns at the accessory drive pulley
  • Uneven belt wear from a worn tensioner assembly
  • Loss of proper belt tracking in the drive system

Installation Notes and Tips

Verify pulley direction, diameter, and belt type before installation. This assembly is for serpentine belt applications with counter clockwise rotation, so confirm the routing matches the vehicle’s accessory drive layout. Inspect the belt, idler pulleys, and related drive components during service to ensure the replacement tensioner operates correctly.

  • Fits 2001-2010 Chrysler PT Cruiser, N/A
  • Fits 2003-2005 Dodge Neon, N/A

Quality Assurance

Dayco is a recognized name in accessory drive components, and this tensioner assembly is built to meet the fitment and design requirements listed for the confirmed applications.

This part fits 13 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2010ChryslerPT CruiserN/A
2009ChryslerPT CruiserN/A
2008ChryslerPT CruiserN/A
2007ChryslerPT CruiserN/A
2006ChryslerPT CruiserN/A
2005ChryslerPT CruiserN/A
2005DodgeNeon2.4LL4N/A
2004ChryslerPT CruiserN/A
2004DodgeNeon2.4LL4N/A
2003ChryslerPT CruiserN/A
2003DodgeNeon2.4LL4N/A
2002ChryslerPT CruiserN/A
2001ChryslerPT CruiserN/A
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 38176CARQUEST — 38176Chrysler — 4668509ABChrysler — 4668509ACChrysler — 4668509ADDorman — 419-018Duralast — 305319Four Seasons — 45545Freshstart — 49279Gates — 38176Goodyear — 49279Hayden — 5545NAPA — 38176