GM Genuine Parts Front Fender Insulator
OE
Pack of 1

GM Genuine Parts Front Fender Insulator

GM Part #86805140

ACDelco Part #86805140

MSRP$27.85*

Helps reduce road noise from entering vehicle interior ⚠ WARNING: Cancer and Reproductive Harm - www.

  • 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

Pack of 1

About this product

Helps reduce road noise from entering vehicle interior

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • 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
  • Collision parts are designed to help promote proper and safe repair

Mounting Hardware IncludedNo
Adhesive BackingNo
Mounting Hole Quantity1
Width5.96 in / 151.44 mm
ClassificationOE
Height0.79 in / 20 mm
Length35.88 in / 911.33 mm
MaterialFibrous Sound Absorption

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.

Good Maintenance Practices:

  • Before the purchase and installation of a fender insulator, make sure it is the correct size and fit for your vehicle.
  • Replace any damaged pieces of the insulator.
  • Regularly inspect your fender insulator for signs of damage or wear, and replace them if signs of damage are found.
  • Refer to your Vehicle Owner's manual for additional vehicle maintenance practices.

Signs of wear or damage for fender insulators include but are not limited to:

  • Rattling or squeaking sound while vehicle is in motion
  • Loose insulator

ModelBody StyleTrimYear(s)
Sierra EV2024, 2025, 2026

Frequently Asked Questions

No. Doubling the insulation will not increase the effectiveness of decreasing sound.