Dayco 89245 Accessory Drive Belt Tensioner Assembly

Brand Dayco 89245
Belt Type Serpentine
Direction Counter Clock Wise
Number of Pulleys 1
Pulley 1 Diameter 70
Pulley 1 Flat Y
Pulley 1 Width 26
Type Automatic
Fits Jeep · 20 vehicles

Automatic tensioner assembly. Maintains proper belt tension for consistent accessory drive performance.

Serpentine belt compatible. Works with serpentine belt systems for smooth, reliable operation.

Single-pulley design. Uses one pulley for a compact, straightforward setup.

Cross-references ACDelco 38163, CARQUEST 38163 and Chrysler 4854089 for the same application. See all 13.

$61.58Free 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 $61.58
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Dayco 89245 Accessory Drive Belt Tensioner

The Dayco 89245 accessory drive belt tensioner assembly is an automatic serpentine belt tensioner built for consistent belt control in Jeep TJ, Wrangler, and Grand Cherokee applications. It uses a counter clockwise direction and a single 70 mm pulley with a flat face and 26 mm width for proper belt tracking.

For Jeep TJ, Jeep Wrangler, and Jeep Grand Cherokee owners searching for a Dayco 89245 serpentine belt tensioner, this assembly supports stable accessory drive operation across the listed model years.

  • Automatic accessory drive belt tensioner assembly
  • Serpentine belt type
  • Counter clockwise rotation
  • Single pulley design
  • 70 mm pulley diameter
  • Flat pulley face with 26 mm width
  • Direct fitment for select Jeep TJ, Wrangler, and Grand Cherokee applications

Fitment Details

  • Fits 2000-2006 Jeep TJ, N/A
  • Fits 2000-2006 Jeep Wrangler, N/A
  • Fits 1999-2004 Jeep Grand Cherokee, N/A

What This Part Helps Address

  • Belt slack that can affect accessory drive performance
  • Serpentine belt tracking concerns
  • Noise from a worn or weak tensioner assembly
  • Inconsistent belt tension on the accessory drive system
  • Premature belt wear caused by poor pulley control

Installation Notes and Tips

Verify pulley diameter, belt routing, and rotation direction before installation. Confirm the existing tensioner matches the counter clockwise design and 70 mm pulley specification. This part cross-references Gates 38163 and Dorman 419-016 for the same application.

Quality Assurance

Dayco manufactures accessory drive components for service replacement applications, and the 89245 is built to match the listed serpentine belt tensioner specifications for the confirmed Jeep fitments.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006JeepTJ4.0LL6N/A
2006JeepWrangler4.0LL6N/A
2005JeepTJ4.0LL6N/A
2005JeepWrangler4.0LL6N/A
2004JeepGrand Cherokee4.0LL6N/A
2004JeepTJ4.0LL6N/A
2004JeepWrangler4.0LL6N/A
2003JeepGrand Cherokee4.0LL6N/A
2003JeepTJ4.0LL6N/A
2003JeepWrangler4.0LL6N/A
2002JeepGrand Cherokee4.0LL6N/A
2002JeepTJ4.0LL6N/A
2002JeepWrangler4.0LL6N/A
2001JeepGrand Cherokee4.0LL6N/A
2001JeepTJ4.0LL6N/A
2001JeepWrangler4.0LL6N/A
2000JeepGrand Cherokee4.0LL6N/A
2000JeepTJ4.0LL6N/A
2000JeepWrangler4.0LL6N/A
1999JeepGrand Cherokee4.0LL6N/A
Directly replaces or cross-references 13 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 38163CARQUEST — 38163Chrysler — 4854089Chrysler — 4854089AChrysler — 4854089ABDorman — 419-016Duralast — 305245Four Seasons — 45533Freshstart — 49256Gates — 38163Goodyear — 49256Hayden — 5813NAPA — 38163