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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Wheel Bearing and Hub Assembly – Rear

PART#: 20-55
ACDelco
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2005BuickPark AvenueBase3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2005BuickPark AvenueUltra3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2005BuickLeSabreCustom3.8V6GASRear
2005BuickLeSabreLimited3.8V6GASRear
2005CadillacDeVilleProtection Series4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2005CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2005CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2005CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2005PontiacBonnevilleSE3.8V6GASRear
2005PontiacBonnevilleGXP4.6V8GASRear
2005PontiacBonnevilleSLE3.8V6GASRear
2004BuickLeSabreLimited3.8V6GASRear
2004BuickLeSabreCustom3.8V6GASRear
2004BuickPark AvenueBase3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2004BuickPark AvenueUltra3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2004CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2004CadillacDeVilleProtection Series4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2004CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2004CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2004CadillacSevilleSLS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2004PontiacBonnevilleGXP4.6V8GASRear
2004PontiacBonnevilleSLE3.8V6GASRear
2004PontiacBonnevilleSE3.8V6GASRear
2003BuickLeSabreCustom3.8V6GASRear
2003BuickLeSabreLimited3.8V6GASRear
2003BuickPark AvenueUltra3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2003BuickPark AvenueBase3.8V6GASRear | Rear: Disc; 4-Wheel ABS;
2003CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2003CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2003CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2003CadillacSevilleSTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2003CadillacSevilleSLS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2003OldsmobileAuroraBase4.0V8GASRear
2003PontiacBonnevilleSSEi3.8V6GASRear
2003PontiacBonnevilleSE3.8V6GASRear
2003PontiacBonnevilleSLE3.8V6GASRear
2002BuickLeSabreLimited3.8V6GASRear
2002BuickLeSabreCustom3.8V6GASRear
2002BuickPark AvenueBase3.8V6GASRear
2002BuickPark AvenueUltra3.8V6GASRear
2002CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2002CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2002CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2002CadillacSevilleSTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2002CadillacSevilleSLS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2002OldsmobileAuroraBase3.5V6GASRear
2002OldsmobileAuroraBase4.0V8GASRear
2002PontiacBonnevilleSSEi3.8V6GASRear
2002PontiacBonnevilleSE3.8V6GASRear
2002PontiacBonnevilleSLE3.8V6GASRear
2001BuickLeSabreCustom3.8V6GASRear
2001BuickLeSabreLimited3.8V6GASRear
2001BuickPark AvenueBase3.8V6GASRear
2001BuickPark AvenueUltra3.8V6GASRear
2001CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2001CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2001CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2001CadillacSevilleSLS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2001CadillacSevilleSTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2001OldsmobileAuroraBase3.5V6GASRear
2001OldsmobileAuroraBase4.0V8GASRear
2001PontiacBonnevilleSLE3.8V6GASRear
2001PontiacBonnevilleSSEi3.8V6GASRear
2001PontiacBonnevilleSE3.8V6GASRear
2000BuickLeSabreCustom3.8V6GASRear
2000BuickLeSabreLimited3.8V6GASRear
2000BuickPark AvenueUltra3.8V6GASRear
2000BuickPark AvenueBase3.8V6GASRear
2000CadillacDeVilleDHS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2000CadillacDeVilleDTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2000CadillacDeVilleBase4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2000CadillacSevilleSLS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2000CadillacSevilleSTS4.6V8GASRear | Rear: Disc; 4-Wheel ABS;
2000ChevroletMalibuLS3.1V6GASRear
2000ChevroletMalibuBase3.1V6GASRear
2000PontiacBonnevilleSE3.8V6GASRear
2000PontiacBonnevilleSLE3.8V6GASRear
2000PontiacBonnevilleSSEi3.8V6GASRear
2000PontiacGrand AmSE12.4L4GASRear
2000PontiacGrand AmSE23.4V6GASRear
2000PontiacGrand AmSE2.4L4GASRear
2000PontiacGrand AmSE22.4L4GASRear
2000PontiacGrand AmSE3.4V6GASRear
2000PontiacGrand AmSE13.4V6GASRear
1999BuickPark AvenueBase3.8V6GASRear
1999BuickPark AvenueUltra3.8V6GASRear
1999BuickRivieraBase3.8V6GASRear
1999CadillacSevilleSLS4.6V8GASRear
1999CadillacSevilleSTS4.6V8GASRear
1999ChevroletMalibuBase2.4L4GASRear
1999ChevroletMalibuBase3.1V6GASRear
1999ChevroletMalibuLS3.1V6GASRear
1999OldsmobileAuroraBase4.0V8GASRear
1999OldsmobileCutlassGLS3.1V6GASRear
1999OldsmobileCutlassGL3.1V6GASRear
1999PontiacGrand AmSE3.4V6GASRear
1999PontiacGrand AmSE2.4L4GASRear
1998BuickPark AvenueBase3.8V6GASRear
1998BuickPark AvenueUltra3.8V6GASRear
1998BuickRivieraBase3.8V6GASRear
1998CadillacSevilleSLS4.6V8GASRear
1998CadillacSevilleSTS4.6V8GASRear
1998ChevroletMalibuBase2.4L4GASRear
1998ChevroletMalibuLS3.1V6GASRear
1998ChevroletMalibuBase3.1V6GASRear
1998OldsmobileAuroraBase4.0V8GASRear
1998OldsmobileCutlassBase3.1V6GASRear
1998OldsmobileCutlassGLS3.1V6GASRear
1997BuickPark AvenueBase3.8V6GASRear
1997BuickPark AvenueUltra3.8V6GASRear
1997BuickRivieraBase3.8V6GASRear
1997ChevroletMalibuBase2.4L4GASRear
1997ChevroletMalibuLS3.1V6GASRear
1997ChevroletMalibuBase3.1V6GASRear
1997OldsmobileAuroraBase4.0V8GASRear
1997OldsmobileCutlassBase3.1V6GASRear
1997OldsmobileCutlassGLS3.1V6GASRear
1996BuickRivieraBase3.8V6GASRear
1996OldsmobileAuroraBase4.0V8GASRear
1995BuickRivieraBase3.8V6GASRear
1995OldsmobileAuroraBase4.0V8GASRear
1993BuickRivieraLuxury3.8V6GASRear
1992BuickRivieraLuxury3.8V6GASRear
1992CadillacAllanteBase4.5V8GASRear
1992CadillacAllanteValue Leader4.5V8GASRear
1992CadillacEldoradoTouring4.9V8GASRear
1992CadillacEldoradoBase4.9V8GASRear
1992CadillacSevilleBase4.9V8GASRear
1992CadillacSevilleSTS4.9V8GASRear
1992OldsmobileToronadoTrofeo3.8V6GASRear
1992OldsmobileToronadoBase3.8V6GASRear
1991BuickReattaBase3.8V6GASRear
1991BuickRivieraLuxury3.8V6GASRear
1991CadillacAllanteValue Leader4.5V8GASRear
1991CadillacAllanteBase4.5V8GASRear
1991CadillacEldoradoBiarritz4.9V8GASRear
1991CadillacEldoradoBase4.9V8GASRear
1991CadillacEldoradoSpring Edition4.9V8GASRear
1991CadillacEldoradoTouring4.9V8GASRear
1991CadillacSevilleBase4.9V8GASRear
1991CadillacSevilleSTS4.9V8GASRear
1991OldsmobileToronadoBase3.8V6GASRear
1991OldsmobileToronadoTrofeo3.8V6GASRear
Product info

The ACDelco Wheel Bearing and Hub Assembly part number 20-55 is an essential component for your Buick, Cadillac, Chevrolet, or Oldsmobile. This high-quality assembly is designed to provide superior performance and durability, ensuring smooth and safe driving.

One of the key features of this wheel bearing and hub assembly is its precision-machined components, which are designed to match the exact specifications of your vehicle. This ensures a perfect fit and reliable performance, even in the toughest driving conditions.

The ACDelco Wheel Bearing and Hub Assembly part number 20-55 is also built to last, thanks to its high-quality materials and advanced manufacturing techniques. With this assembly installed in your vehicle, you can expect a long service life and reliable performance for years to come.

One of the biggest benefits of this wheel bearing and hub assembly is its ease of installation. With its simple, straightforward design, this assembly can be installed quickly and easily, without the need for any special tools or expertise. This makes it an ideal choice for both professional mechanics and DIY enthusiasts alike.

Overall, the ACDelco Wheel Bearing and Hub Assembly part number 20-55 is an excellent choice for anyone looking to improve the performance and reliability of their Buick, Cadillac, Chevrolet, or Oldsmobile. With its precision-machined components, durable construction, and easy installation, this assembly is sure to provide years of trouble-free driving.

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
Yes
Anti Lock Braking SystemYes
Anti Lock Braking System TypeSensor
Bolt Circle Diameter4.5280
Brake Pilot Diameter2.782
Connector GenderFemale
Connector Quantity1
Connector Terminal Quantity2
Flange Bolt Hole Diameter0.472
Flange Bolt Hole Quantity4
Flange Bolts IncludedNo
Flange Diameter5.9250
Flange Offset2.563
Flange ShapeRectangle
Hub Pilot Diameter2.827
Spline Quantity0
Terminal GenderMale
Wheel Pilot Diameter2.7620
Wheel Stud Quantity5
Wheel Stud Size0.472
Wheel Studs IncludedYes
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

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Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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