GM Genuine Parts Front Wheel Hub
OE
Pack of 1

GM Genuine Parts Front Wheel Hub

GM Part #19421347

ACDelco Part #19421347

MSRP$562.68*

GM Genuine Parts Wheel Bearing and Hub Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Supports the vehicle while allowing the wheel to rotate
  • Maximum lateral stiffness for optimum ride, handling, and driving dynamics
  • GM OE parts are built to help withstand potholes and designed to maximize seal life

Pack of 1

About this product

GM Genuine Parts Wheel Bearing and Hub Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These wheel bearing and hub assemblies support the vehicle while allowing the wheels to rotate. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

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  • Supports the vehicle while allowing the wheel to rotate
  • Maximum lateral stiffness for optimum ride, handling, and driving dynamics
  • GM OE parts are built to help withstand potholes and designed to maximize seal life
  • GM OE bearing designs are dimensionally optimized to work with their mating parts
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Connector Quantity1
Mounting Hardware IncludedNo
Outside Diameter5.73 in / 145.5 mm
Flange IncludedYes
Brake Pilot Diameter2.78 in / 70.61 mm
ClassificationOE
Flange Bolt Hole Diameter0.47 in / 12 mm
Hub Pilot Diameter3.59 in / 91.09 mm
Wheel Pilot Diameter2.76 in / 70.11 mm
Terminal GenderMale
Connector GenderFemale
Anti Lock Brake Sensor IncludedYes
Wheel Stud Quantity5
Anti Lock Braking System TypeSensor
Wheel Studs IncludedYes
Anti Lock Braking SystemYes
Spline Quantity33
Flange ShapeTriangle
Flange Bolts IncludedNo
Flange Bolt Hole Quantity3
Connector Terminal Quantity2

Limited Lifetime Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

Signs of wear for wheel bearing and hub assemblies include but are not limited to:

  • Grinding or humming noise from hub assembly maybe more noticeable while turning
  • Tire and wheel vibration
  • Excessive play at tire and wheel
  • Wheel hot to the touch
  • Keep wheel lug nuts at proper torque and do not overtighten center hub bearing to constant velocity shaft nut.
  • Follow the manufacturers recommended torque specification.

ModelBody StyleTrimYear(s)
Corvette2009, 2010, 2011, 2012, 2013

Frequently Asked Questions

Yes. The nut should be torqued to the specifications found in the vehicle's service manual.

Yes. It is normal for the bearing to have some movement inside the hub assembly; this movement is controlled to a specification.

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.