Gates
Accessory Belt Drive Kit

Gates 90K-38153A Serpentine Belt Drive Component Kit - Accessory Drive

Brand Gates 90K-38153A
Position Accessory Drive
Belt 1 Outside Circumference (in) 82.105
Belt 1 Outside Circumference (mm) 2085
Belt 1 Part Number K060815
Belt Top Width .807
Belt Top Width 20
Contents Belt, Tensioner, Idler
Idler Pulley 1 Part Number 38041
Outside Circumference 82.105
Outside Circumference 2085
Tensioner Assembly Part Number 38153
Product line Accessory Belt Drive Kit
Fits Cadillac, Pontiac, and Oldsmobile · 16 vehicles

Complete serpentine kit. Restores the entire accessory belt drive system in one service.

OE-equivalent belt. Matches original equipment specifications for a precise replacement.

Includes key components. Comes with a belt, tensioner, idler pulley, and installation instructions.

Cross-references Gates 90K-38153A and DBK060815B for the same application. See all 2.

$151.40Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
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Step 2 — Quantity
Order total $151.40
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Free returns within 60 days if it doesn't fit when fitment is verified.

Accessory Belt Drive Kit for OE-Style Service

Restore the front accessory drive with this Gates Accessory Belt Drive Kit. The kit is built around the serpentine belt, tensioner, and idler pulley needed to service the accessory drive system together, helping maintain proper belt tracking and tension on supported Cadillac, Pontiac, and Oldsmobile applications.

Gates 90K-38153A is an OE-equivalent service solution for vehicles such as the Cadillac DeVille, Cadillac Seville, Pontiac Bonneville, and Oldsmobile Aurora. It is a practical choice when replacing worn belt drive components during a serpentine belt service.

Key Features

  • Gates Accessory Belt Drive Kit for serpentine drive service
  • Includes belt, tensioner, and idler pulley
  • OE-equivalent belt construction for factory-style fit and function
  • Belt outside circumference: 82.105 in. / 2085 mm
  • Belt top width: 0.807 in. / 20 mm
  • Belt 1 part number: K060815
  • Tensioner assembly part number: 38153
  • Idler pulley part number: 38041
  • Part number: 90K-38153A

Product Details

The Gates Accessory Belt Drive Kit line is intended to simplify complete serpentine drive service by addressing the belt and the front-end rotating components together. Replacing the tensioner and idler pulley at the same time as the belt helps maintain consistent belt tension and pulley alignment, which is important for long-term accessory drive performance. Gates 90K-38153A is a fitment-specific kit for select 1998-2005 GM vehicles, including Cadillac DeVille, Cadillac Seville, Pontiac Bonneville, and Oldsmobile Aurora applications.

This part cross-references DBK060815B for the same application.

What It Helps Address

  • Squealing or chirping from a worn serpentine belt
  • Loss of belt tension from a fatigued tensioner
  • Pulley noise caused by worn idler components
  • Uneven belt wear from aging accessory drive parts
  • Repeat repairs when only the belt is replaced

Installation Notes and Tips

  • Verify the belt routing and component match before installation.
  • Inspect accessory pulleys and mounting surfaces for wear or damage.
  • Follow the included installation instructions and tech tips for accurate setup.
  • Confirm fitment by vehicle year, make, model, and accessory drive configuration before ordering.
  • Fits 2000-2005 Cadillac DeVille, Accessory Drive.
  • Fits 1998-2004 Cadillac Seville, Accessory Drive.
  • Fits 2004-2005 Pontiac Bonneville, N/A.
  • Fits 2003 Oldsmobile Aurora, Accessory Drive.

Quality Assurance

Gates manufactures this kit as an OE-equivalent accessory belt drive service part, with components selected to restore the serpentine drive system on supported applications. The kit includes installation instructions and tech tips to support accurate service work.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2005CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2005PontiacBonneville4.6LV8GASN/A{K060815, 38153, 38041}; Accessory Belt Drive Kit
2004CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2004CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2004PontiacBonneville4.6LV8GASN/A{K060815, 38153, 38041}; Accessory Belt Drive Kit
2003CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2003CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2003OldsmobileAurora4.0LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2002CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2002CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2001CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2001CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2000CadillacDeVille4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
2000CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
1999CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
1998CadillacSeville4.6LV8GASAccessory Drive{K060815, 38153, 38041}; Accessory Belt Drive Kit
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Gates — 90K-38153ADBK060815B