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GM Genuine Parts Passenger Side Quarter Inner Panel Extension
OE
Pack of 1

GM Genuine Parts Passenger Side Quarter Inner Panel Extension

GM Part #42559836

MSRP$10.33*

GM Genuine Parts Quarter Panel Extensions are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • May support or complete the appearance of quarter panel
  • 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 Quarter Panel Extensions are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These extensions may support or complete the appearance of your vehicle's quarter panel. 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).

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

  • May support or complete the appearance of quarter panel
  • 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

MaterialSteel
Drilling RequiredNo
Width5.79 in / 147 mm
Length11.28 in / 286.58 mm
Height13.4 in / 340.47 mm
ClassificationOE
Thickness0.03 in / 0.65 mm

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.

Good Maintenance Practices:

  • Before the purchase and installation of a quarter panel extension, make sure it is the correct fit for your vehicle.
  • Refer to your Vehicle Owner's manual for additional vehicle maintenance practices.

Signs of wear or damage for quarter panel extensions include but are not limited to:

  • Corrosion
  • Chipped or scratched extension

ModelBody StyleTrimYear(s)
Encore GX2020, 2021, 2022, 2023, 2024, 2025, 2026