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ACDelco 20-25K | Front Wheel Bearing and Hub Assembly
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ACDelco 20-25K | Front Wheel Bearing and Hub Assembly

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$134.09
Part Number
ACD20-25K
UPC:
00036666088519
Condition:
New
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Description
ACDelco GM Original Equipment Wheel Bearing and Hub Assembly supports the vehicle while allowing the wheel to rotate, and are GM-recommended replacements for your vehicle's original components. This original equipment wheel bearing and hub assembly has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. ? WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

BRAND: ACDelco

FEATURES:

  • Buick;Cadillac;Chevrolet;Oldsmobile;Pontiac
  • GM OE bearing designs are dimensionally optimized to work with their mating parts
  • GM OE parts are built to help withstand potholes and designed to maximize seal life
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Manufactured to GM OE specification for fit, form, and function
  • Maximum lateral stiffness for optimum ride, handling, and driving dynamics
  • Offering the quality, reliability, and durability of GM OE
  • Supports the vehicle while allowing the wheel to rotate

SPECIFICS:

Anti Lock Braking SystemNo
Bolt Circle Diameter (in)3.937
Bolt Circle Diameter (mm)100
FAQ - Answer 1Yes. The nut should be torqued to the specifications found in the vehicle's service manual.
FAQ - Answer 2Yes. It is normal for the bearing to have some movement inside the hub assembly; this movement is controlled to a specification.
FAQ - Answer 3Yes, in some cases replacement hub assemblies come with ABS cables because most vehicles are now equipped with ABS. For non-ABS vehicles the cable can be cut off before hub installation.
FAQ - Question 1Are there specifications I should check to see how tight the center hub bearing attachment nut should be?
FAQ - Question 2Is it normal for the bearing to have back-and-forth movement inside the hub assembly?
FAQ - Question 3Can I use a replacement hub assembly that comes with an ABS cable when my vehicle does not have ABS?
Flange Bolt Hole Quantity3
Flange Bolts IncludedNo
Flange ShapeTriangular
Good Maintenance Practices - Section 1 - Bullet 1Keep wheel lug nuts at proper torque and do not overtighten center hub bearing to constant velocity shaft nut.
Good Maintenance Practices - Section 1 - Bullet 2Follow the manufacturers recommended torque specification.
Height (in)6.5
Length (in)6.8
Meets or Exceeds Original Equipment Manufacture SpecificationsYes
Programming RequiredNo
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Grinding or humming noise from hub assembly maybe more noticeable while turning
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Tire and wheel vibration
Signs of Wear & Troubleshooting - Section 1 - Bullet 3Excessive play at tire and wheel
Signs of Wear & Troubleshooting - Section 1 - Bullet 4Wheel hot to the touch
Signs of Wear & Troubleshooting - Section 1 - HeaderSigns of wear for wheel bearing and hub assemblies include but are not limited to:
Spline Quantity33
Weight (lb)5.85
Wheel Stud Quantity5
Wheel Studs IncludedYes
Width (in)6.7

DOWNLOADS:

APPLICATIONS:

  • 1986-1998 Buick Skylark - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1984-1984 Buick Skyhawk - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR, 12MM HOLES IN MOUNTING FLANGE WITH BEARING
  • 1992-1998 Oldsmobile Achieva - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1987-1996 Chevrolet Beretta - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1984-1984 Cadillac Cimarron - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR, 12MM HOLES IN MOUNTING FLANGE WITH BEARING
  • 1985-1985 Pontiac J2000 Sunbird - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1985 Buick Somerset Regal - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1984-1984 Chevrolet Cavalier - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR, 12MM HOLES IN MOUNTING FLANGE WITH BEARING
  • 1995-2005 Pontiac Sunfire - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1998 Pontiac Grand Am - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1986 Cadillac Cimarron - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1988 Oldsmobile Firenza - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1986-1994 Pontiac Sunbird - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1984-1984 Pontiac J2000 Sunbird - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR, 12MM HOLES IN MOUNTING FLANGE WITH BEARING
  • 1988-1991 Oldsmobile Cutlass Calais - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1988 Buick Skyhawk - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-2005 Chevrolet Cavalier - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1986-1987 Buick Somerset - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1987-1996 Chevrolet Corsica - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
  • 1985-1987 Oldsmobile Calais - Position: Front
    • EXC MTG BOLTS AND ABS SENSOR WITH BEARING
Warranty Information
1-year Replacement unlimited-mileage warranty
Attributes
Part Type:
Aftermarket
Product Description:
Front Wheel Hub and Bearing Assembly with Wheel Studs
Programming Required:
No
Flange Bolts Included:
No
Flange Bolt Hole Quantity:
3
Anti Lock Braking System:
No
Flange Diameter (Inch):
4.929
Wheel Stud Quantity:
5
Flange Offset (Inch):
1.748
Brake Pilot Diameter (Inch):
2.293
Wheel Studs Included:
Yes
Flange Shape:
Triangular
Wheel Pilot Diameter (Inch):
2.244
Wheel Stud Size (Inch):
0.472
Hub Pilot Diameter (Inch):
2.894
Flange Bolt Hole Diameter (Inch):
0.512
Spline Quantity:
33
Hazardous Material:
No
Minimum Order Quantity:
1
Features & Benefits - Bullet 2:
Maximum lateral stiffness for optimum ride, handling, and driving dynamics
Features & Benefits - Bullet 4:
GM OE bearing designs are dimensionally optimized to work with their mating parts
Life Cycle Status:
Announced
Features & Benefits - Bullet 3:
GM OE parts are built to help withstand potholes and designed to maximize seal life
Life Cycle Status Description:
Announced - Part has been announced to customers on a paper “New Number Announcement”. Part is active.
Features & Benefits - Bullet 1:
Supports the vehicle while allowing the wheel to rotate
Item Level GTIN:
00036666088519
Weight (lb) (Pound):
5.85
Height (in) (Inch):
6.5
Width (in) (Inch):
6.7
Length (in) (Inch):
6.8
Signs of Wear & Troubleshooting - Section 1 - Bull:
Grinding or humming noise from hub assembly maybe more noticeable while turning
Signs of Wear & Troubleshooting - Section 1 - Bull:
Excessive play at tire and wheel
Signs of Wear & Troubleshooting - Section 1 - Bull:
Wheel hot to the touch
Signs of Wear & Troubleshooting - Section 1 - Bull:
Tire and wheel vibration
FAQ - Answer 2:
Yes. It is normal for the bearing to have some movement inside the hub assembly; this movement is controlled to a specification.
FAQ - Question 3:
Can I use a replacement hub assembly that comes with an ABS cable when my vehicle does not have ABS?
FAQ - Question 1:
Are there specifications I should check to see how tight the center hub bearing attachment nut should be?
Features & Benefits - Bullet 7:
Manufactured to GM OE specification for fit, form, and function
Features & Benefits - Bullet 6:
Offering the quality, reliability, and durability of GM OE
FAQ - Question 2:
Is it normal for the bearing to have back-and-forth movement inside the hub assembly?
Signs of Wear & Troubleshooting - Section 1 - Head:
Signs of wear for wheel bearing and hub assemblies include but are not limited to:
Features & Benefits - Bullet 5:
GM-recommended replacement part for your GM vehicle's original factory component
FAQ - Answer 1:
Yes. The nut should be torqued to the specifications found in the vehicle's service manual.
Good Maintenance Practices - Section 1 - Bullet 1:
Keep wheel lug nuts at proper torque and do not overtighten center hub bearing to constant velocity shaft nut.
Good Maintenance Practices - Section 1 - Bullet 2:
Follow the manufacturers recommended torque specification.
FAQ - Answer 3:
Yes, in some cases replacement hub assemblies come with ABS cables because most vehicles are now equipped with ABS. For non-ABS vehicles the cable can be cut off before hub installation.
Meets or Exceeds Original Equipment Manufacture Sp:
Yes
Bolt Circle Diameter (in) (Inch):
3.937
Bolt Circle Diameter (mm) (Millimeter):
100
Flange Bolt Hole Diameter (Millimeter):
13
Wheel Stud Size (Millimeter):
12
Wheel Pilot Diameter (Millimeter):
57
Brake Pilot Diameter (Millimeter):
58.25
Hub Pilot Diameter (Millimeter):
73.5
Flange Offset (Millimeter):
44.4
Flange Diameter (Millimeter):
125.2
Country of Origin:
United States
Weight - Each (Gross Pounds):
05.85
Height - Each (Inch):
06.50
Length - Each (Inch):
06.80
Width - Each (Inch):
06.70



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