GM Genuine Parts Underbody Rear Air Deflector
OE

GM Genuine Parts Underbody Rear Air Deflector

GM Part #84819407

MSRP$91.31*

GM Genuine Parts Undercar Shields are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Helps protect vehicle engine compartment from road debris and dirt
  • 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

About this product

GM Genuine Parts Undercar Shields are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These undercar shields are sometimes also called a skid plate or lower engine cover. They are a plastic or metal cover located at the underside of a vehicle's engine. It can help protect the vehicles engine from possible damage caused by many different elements. Depending on road conditions, undercar shields and covers can become loose or torn, making them ineffective shields. 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

  • Helps protect vehicle engine compartment from road debris and dirt
  • 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
Attachment TypeBolt On
Mounting Hole Quantity5
Length31.38 in / 797 mm
ClassificationOE
Thickness3.54 in / 90 mm
Mounting Hole Diameter0.75 in / 19 mm
Width19.92 in / 506 mm
MaterialPlastic
ColorBlack

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:

  • Replace shield at signs of wear or damage
  • Keep shield free of debris build up

Signs of wear for undercar shields include but are not limited to:

  • Shield hanging
  • Damage or wear to shield

ModelBody StyleTrimYear(s)
Silverado EV2024, 2025, 2026

Frequently Asked Questions

Yes, but debris may enter the engine compartment.