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Truck Hardware Gatorback Stainless Plate Dually Mud Flaps - Rear Pair Fits 2020-2026 GMC Sierra 3500HD

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Sale Price $513.00 $570.00
You save $57.00 (10%)
ON ORDER — Expected to Ship in 10-14 Days

Fitment exception Does NOT fit with rear dually wheel well liners.

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Know before you buy

Product essentials and key specifications, organized for a quick review.

Product overview

  • Includes (2) 21" wide dually flaps (1 driver/1 pass) & brackets
  • Custom fit - No body drilling required for installation
  • Rear - 13.25" tire coverage from fender to bottom of flap
  • Lifetime limited warranty

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Product details

Supporting product information.

Heavy-Duty Protection with a Bold Stainless Steel Look

Upgrade your GMC Sierra 3500 HD dually with the Truck Hardware Gatorback Stainless Plate Dually Mud Flaps - Set. These premium mud flaps offer unparalleled protection for your truck's rear wheels, preventing damage from road debris while adding a bold, stylish touch. The heavy-duty design ensures your vehicle stays looking its best, even in the toughest conditions.

Durable Materials for Long-Lasting Use

The Gatorback Dually Mud Flap Set features 21" wide and 1/2" thick heavy-duty rubber that effectively blocks rocks, mud, and other debris. Each flap is reinforced with a 304 stainless steel plate, providing a sleek and durable finish that resists rust and corrosion. The custom-fit rear support brackets are constructed from a durable nylon and fiberglass composite, which will not fade or chip over time, making sure that the mud flaps look as great as they function, ensuring a secure and stable installation, while the heavyweight flaps are designed to prevent sailing, even at high speeds.

Effortless Installation

Designed for an easy, no-drill installation, these mud flaps utilize factory mounting points, making the process straightforward and hassle-free. The included custom-fit rear support brackets and hardware ensure a flush and secure fit over OEM splash guards. With basic tools, you can quickly and securely install this set, which includes everything needed for a complete setup.

Tire Coverage

  • Rear Tire Coverage: Provides 13.25" of tire coverage from the bottom of the fender to the bottom of the flap, offering excellent protection against road debris.

Key Features

  • Heavy-Duty Rubber Construction: 21" wide flaps provide superior coverage and protection against road debris.
  • 304 Stainless Steel Plate: Polished stainless steel plate adds a stylish and durable finish that resists rust and corrosion.
  • No-Drill Installation: Custom-fit brackets and hardware utilize factory mounting points, ensuring a quick and hassle-free installation.
  • Heavy Weight to Prevent Sailing: The weight of the flaps ensures they stay in place, preventing them from flapping or lifting at high speeds.

Product Care & Maintenance

  • Rubber Flaps: Clean with mild soap and water to maintain their appearance. Avoid abrasive cleaners that could damage the rubber.
  • Stainless Steel Plate: Use a non-abrasive cleaner to maintain the polished finish of the stainless steel plate.

What's Included

  • Two 21" wide Gatorback Dually Mud Flaps for the rear.
  • Custom rear support brackets and all necessary mounting hardware.

Warranty Information

Gatorback Mud Flaps are backed by a limited lifetime warranty. This warranty covers defects in the rubber portion of the mud flaps for the original owner, including replacement for damages caused by normal wear and tear. The warranty does not cover damage resulting from misuse, abuse, or improper installation. The nylon support brackets come with a 1-year warranty against manufacturing defects.

Terms

  • 304 Stainless Steel: A type of stainless steel known for its excellent corrosion resistance, strength, and polished appearance.
  • No-Drill Installation: A method of installation that does not require additional holes to be drilled, using existing factory mounting points instead.

  • Heavy-Duty Rubber: A resilient rubber material designed to withstand harsh road conditions, protecting your vehicle from debris.

Enhance the protection and style of your GMC Sierra 3500 HD dually with the Truck Hardware Gatorback Stainless Plate Dually Mud Flaps. The combination of heavy-duty rubber, polished stainless steel, and no-drill installation ensures your truck remains protected while looking its best. Trust Gatorback for quality, performance, and a custom look that keeps your vehicle safe from road debris.

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Safety & compliance

WARNING: Some products may contain chemicals such as DEHP, which can cause cancer, birth defects or other reproductive harm. For more info go to www.p65warnings.ca.gov