Truck Hardware Gatorback Black Wrap Duramax Logo Dually Mud Flaps & Caps - Set

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Part #: GCR200F-DXW2~GCR204R-DXW2
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Our Guarantee
  • Fits 2020-2024 GMC Sierra 3500 HD (Dually Rear Wheel)
  • Remove front OEM protector or factory mud guard for install
  • Front mud flaps are removable from the finishing cap
  • Officially licensed Duramax logo with black wrap on a 304 stainless steel plate
  • Front tire coverage - 9" of tire coverage from bottom of the fender to bottom of the flap
  • Rear - 13.25" of tire coverage from bottom of the fender to bottom of the flap
  • Includes 2 front mud flaps, finishing caps and hardware (1 driver/1 passenger) (GCR200F-D)
  • Includes 2 rear mud flaps (1 driver/1 passenger), custom fit rear support brackets and hardware(GCR204R-D)
  • Heavy weight flap will not sail
  • Limited lifetime warranty
  • Gatorback mud flap length comparisons

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This Duramax logo with black background Gatorback Dually Mud Flap Set is designed for a perfect fit on dually GMC Sierra 3500 trucks. The rear flaps offer 21" of heavy duty rubber and weigh in at 10 lbs each. This weight will ensure that they do not sail when you are driving and they do their job. The rear pair come with the custom fit brackets and the hardware needed to install the flaps. The heavy duty rubber ensures that there will not be any debris that gets passed these flaps. The front mud flaps and finishing caps allows for the removal of the factory protector or mud guards that come standard on Sierra HD trucks. The integrated finishing cap and mud flap allow for the mud flap to be removed and reinstalled if needed. These flaps are 12.5" wide to help protect your paint & step bars. The finishing cap has an OEM look and texture for a seemless fit and finish. When installing these flaps there is no drilling into the body of the truck. Factory existing fasteners and strong 3M automotive grade tape are used to hold everything firmly in place.

The Duramax logo is officially licensed ensuring it looks perfect and is die stamped into the stainless steel plate with a hand applied vinyl overlay. The stainless plate measures 10 1/4" x 5" on the front and the rear plate measures 17 1/4" x 5". You will appreciate the attention to detail in these flaps.

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Manufacturer Warranty-

Gatorback mudflaps are backed by a Limited lifetime warranty. This warranty covers rubber replacement (ex- tear offs) for the lifetime of the product to the original owner. It does not cover damage caused by abuse, or regular wear and tear on brackets, plates, or mounting hardware.

BrandGatorback by Truck Hardware
Length24 inch(es)
Width21 inch(es)
Height.5 inch(es)
Weight34 lb(s)

  • 2024 GMC Sierra 3500 HD
  • 2023 GMC Sierra 3500 HD
  • 2022 GMC Sierra 3500 HD
  • 2021 GMC Sierra 3500 HD
  • 2020 GMC Sierra 3500 HD
WARNING: Some products may contain chemicals such as DEHP, which can cause cancer, birth defects or other reproductive harm. For more info go to
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