GM Genuine Parts Front Driver Side Half-Shaft
OE
Pack of 1

GM Genuine Parts Front Driver Side Half-Shaft

GM Part #87821660

ACDelco Part #87821660

MSRP$93.94*

GM Genuine Parts Drive Axle Shafts are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Helps transfer torque from your vehicle's differential assembly to its wheels
  • 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

Pack of 1

About this product

GM Genuine Parts Drive Axle Shafts are designed, engineered, and tested to rigorous standards, and are backed by General Motors.These shafts help transfer torque from your vehicle's differential assembly to the wheels. 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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  • Helps transfer torque from your vehicle's differential assembly to its wheels
  • 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

Shaft Diameter1.22 in / 31 mm
Universal Joints IncludedNo
Inboard Spline Quantity29
Wheel Studs IncludedNo
Bearing IncludedNo
Shaft Length4.88 in / 124 mm
ClassificationOE
Retainer IncludedYes
Wheel Nuts IncludedNo
ABS Sensor Ring IncludedNo
Shaft MaterialSteel
Rust Resistant CoatingYes
Spline Length1.54 in / 39 mm
Outboard Spline Quantity29
Grade TypeStandard Replacement

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

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

Before purchasing and installing a drive axle shaft, make sure it is the correct fit for your vehicle.

  • Regularly inspect drivetrain differential fluids for correct full level and condition.
  • Replace leaking differential or axle shaft seals or gaskets, loss of lubrication will lead to premature wear and damage.
  • Regularly inspect axle shafts for signs of damage or wear and replace them if signs of damage are found.
  • Regularly inspect drive axle shafts for signs of damage or wear and replace them if signs of damage are found.

Signs of wear for Drive Axle Shafts include but are not limited to:

  • Increased drivetrain vibrations
  • Increased drivetrain noise
  • Grease or lubricating fluid leaking

ModelBody StyleTrimYear(s)
Sierra 1500Crew Cab Pickup2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 1500Extended Cab Pickup2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 1500Standard Cab Pickup2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Sierra 1500 LimitedCrew Cab Pickup2022
Sierra 1500 LimitedExtended Cab Pickup2022

Frequently Asked Questions

Yes. Always consult the Vehicle Owner's Manual or an expert technician before making any repairs or adjustments.

Yes, it will cause loss of lubricating fluid that may cause premature wear and damage to the differential.