Best Tailgate Gap Cover

Peter | 28-12-2025

If you aren’t someone who makes frequent purchases, selecting the best Best Tailgate Gap Cover won’t be an easy chore for you. However, you shouldn’t be concerned because we have provided you with the most comprehensive list possible of the top Best Tailgate Gap Cover. Have a look at the products on our list, and pick the ones that appeal to you the most.

We researched and tested Best Tailgate Gap Cover in the market to get you this list. Our most recommended product is ESI Best Tailgate Gap Cover. Check out our picks for all of our favorites, and be sure to read our buying guide to get all the information you need to make the best choice!

Editor's Choice
ESI ROK BLOCK Tailgate Gap Cover 4.25
ESI ROK BLOCK Tailgate Gap Cover 4.25" width
Premium Pick
ESI ROK Block XL Tailgate Gap Cover 7
ESI ROK Block XL Tailgate Gap Cover 7"/17.78cm Width
Budget Pick
BumperShellz GapShield - Tailgate Gap Cover for Trucks - Black
BumperShellz GapShield - Tailgate Gap Cover for Trucks - Black

Top 10 Best Tailgate Gap Cover

We researched and compared the top products in the Best Tailgate Gap Cover category to provide you with these recommendations.

1. ESI ROK BLOCK Tailgate Gap Cover 4.25" width

  • The Original and Patented Tailgate Gap Cover ROK BLOCK eliminates debris from falling into the tailgate gap area, greatly reducing clean-up time. For Utility Vehicles (UTV) purchase ROK BLOCK UTV, search ASIN: B0D435WZM4. For Toy Haulers and Trailers purchase ROK BLOCK TRAILER, search ASIN: B0F84LKBDG. Note: Use ROK BLOCK XL 7 width (search ASIN: B075PWVW67) for the following compatible trucks: Silverado (except EV), Sierra (except EV), Ford F Series 2021 and newer with a hinge retainer bracket, Ford Lightning, Ford Ranger 2019 and newer, Nissan Frontier, RAM 2500 and 3500, and all trucks / utes outside of the U.S. market.
  • When tailgate is closed ROK BLOCK doubles as a tailgate seal for the tailgate gap, preventing dust, fumes and water intrusion when using a truck cap or tonneau cover. To seal the sidewalls install patented Tailgate Seal with Taper Seal (sold separately, ASIN: B00IPQWXZQ).
  • 3M ST1200 tape is a high-quality automotive grade tape that adheres to all surface finishes, including spray-on bedliners. For drop in liners ROK BLOCK installs under the liner.
  • Apply when the air and surface temperature is between 50 - 104F (10 - 40C). This product requires 25 lbs. of pressure to bond adhesive. MADE IN USA
  • Excluded trucks (6) for both ROK BLOCK and ROK BLOCK XL: Ford with Pro Access Tailgate, Honda Ridgeline with Dual Action Tailgate, Hyundai Santa Cruz, RAM with Multifunction Tailgate, Rivian, and Tesla Cybertruck.

2. ESI ROK Block XL Tailgate Gap Cover 7"/17.78cm Width

  • The original and patented tailgate gap cover ROK BLOCK XL bridges the gap between the truck bed and tailgate preventing the loss of materials such as gravel, dirt, mulch and sand. 7" width ROK BLOCK XL is compatible for select trucks in the U.S. market and for all trucks and utes outside the U.S. market. Must use for: Silverado (except EV), Sierra (except EV), 2021 and newer Ford F Series trucks with a hinge retainer bracket (see image), Ford Lightning, 2019 and newer Ford Ranger, Frontier, and RAM 2500 and 3500. Eliminates debris from falling into the bottom tailgate gap. Saves time and prevents damage to tailgate. MADE IN USA
  • Use 4.25" width ROK BLOCK, search ASIN: B00BPE4AP6, for the following trucks: Colorado, Silverado EV, Canyon, Sierra EV, RAM 1500, Ford F Series except 2021 and newer with a hinge retainer bracket (see image), Ford Maverick, Hummer EV, Jeep Gladiator, Titan, Tacoma, and Tundra. Excluded Trucks (6) for both ROK BLOCK and ROK BLOCK XL: Ford with Pro Access Tailgate, Honda Ridgeline with Dual Action Tailgate, Hyundai Santa Cruz, RAM with Multifunction Tailgate, Rivian, and Tesla Cybertruck.
  • For a drop in bed floor liner ROK BLOCK XL installs under the liner. Doubles as a tailgate seal preventing dust, fumes and water from entering in through the bottom tailgate gap when using a truck bed cap or tonneau cover. To seal the tailgate sidewalls, when using a truck bed cap or tonneau cover, install patented Ultimate Tailgate Seal with Taper Seal (sold separately, search ASIN: B00IPQWXZQ). Apply when the air and surface temperature is between 50 - 104F (10 - 40C). This product requires 25 lbs. of pressure to bond adhesive. 3M ST1200 tape adheres to all surface finishes including spray-on bedliners.
  • For Utility Vehicles (UTV) get ROK BLOCK UTV, search ASIN: B0D435WZM4. For Toy Haulers and Trailers get ROK BLOCK TRAILER, search ASIN: B0F84LKBDG.

3. BumperShellz GapShield - Tailgate Gap Cover for Trucks - Black

BumperShellz GapShield - Tailgate Gap Cover for Trucks - Black
9.1

Bumpershellz

Check Price On Amazon
  • The easy, new way to protect and restyle your truck bumper and trim while covering dents, dings and rust
  • Protects your bumper unlike wraps or Plasti Dip
  • Won't peel off like paints and wraps
  • Less expensive than replacing your bumper or professional paint jobs
  • Easy Installation

4. ESI ROK Block XL Tailgate Gap Cover 7" Width and Ultimate Tailgate Seal with Taper Seal 6' for

  • PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: read "PRODUCT DESCRIPTION"
  • Both patented ESI EPDM rubber seals eliminate dust, fumes and water from entering in through the gaps at the tailgate bottom and sidewalls when using a truck cap or tonneau cover. Adheres to all surfaces, including spray-on bedliners, with automotive grade 3M ST1200 tape.
  • ROK BLOCK XL covers the tailgate gap bottom and eliminates debris from falling into the tailgate gap when hauling material. For a drop in bed floor liner ROK BLOCK XL installs under the liner. Doubles as a tailgate seal for the tailgate gap bottom. 6ft Ultimate Tailgate Seal with Taper Seal installs on the sidewalls.
  • Saves time when hauling material and prevents damage to the tailgate. Apply when the air and surface temperature is between 50 - 104F (10 - 40C). This product requires 25 lbs. of pressure to bond adhesive. MADE IN USA

5. ESI Ultimate Tailgate Seal with Taper Seal 10ft for use with Truck Caps and Tonneau Covers

  • NOT universal (see VEHICLE SPECIFIC KITS below). The Original and Patented Tailgate Seal keeps out dust and water that enters in through the tailgate gap bottom and sidewalls, when using a truck bed cap or tonneau cover. MADE IN USA
  • 10ft of automotive grade EPDM rubber with 3M ST1200 tape. Adheres to all surface finishes including spray on bed liners. Reduces tailgate vibration. Note: Kit contains a 14" piece of Large Tailgate Seal with Taper Seal that can be substituted for Standard Tailgate Seal when using small cut pieces, for extra wide gaps, on the sidewalls. To purchase additional Large Tailgate Seal with Taper Seal search ASIN: B098MSCH8L.
  • Fits all trucks/utes worldwide EXCEPT the following: purchase "VEHICLE SPECIFIC KITS" for: 2020 & newer Silverado and Sierra 1500 (buy ASIN: B08R7NNV2B), 2020 & newer Silverado and Sierra 2500 and 3500 (buy ASIN: B09BG3T6NB), 2015 & newer Colorado and Canyon (buy ASIN: B08WDQN5CB), Ford Ranger 2019 and newer (buy ASIN: B07YF5BL8M), Ford Lightning (buy ASIN: B0B5Y9MFCK), Ford Maverick (buy ASIN: B0BWV7HJMZ), Ford Raptor (buy ASIN: B0B5Y9MFCK), Ford F150, F250, F350 and F450 (buy ASIN: B0B5Y9MFCK), Ford with Pro Access Tailgate (buy ASIN: B0DKGC55YZ)...
  • VEHICLE SPECIFIC KITS continued: Sierra with MultiPro Tailgate and Silverado with Multi-Flex Tailgate (buy ASIN: B085896S8R), Silverado EV (buy ASIN: B0F1Z36JDN), Sierra EV (buy ASIN: B0F1Z36JDN), Honda Ridgeline (buy ASIN: B0CRHWKPRL), Hummer EV (buy ASIN: B0FV4D9QMJ) Hyundai Santa Cruz (buy ASIN: B0DNRMMRQF), Frontier 2005 and newer (buy ASIN: B09F4D4YPG), Titan (buy ASIN: B08YRZB3H3), RAM with RamBox (buy ASIN: B08L21DGNB), RAM with Multifunction Tailgate (buy ASIN: B08NTZYDN9), RAM with RamBox and Multifunction Tailgate (buy ASIN: B0BB4FXC6V), Tesla Cybertruck (buy ASIN: B0DQLSYMZQ), Tacoma (buy ASIN: B0DTR77BJ2), Toyota Tundra (buy ASIN: B0D8TM5HY4).
  • 30 minute installation. Apply when the air and surface temperature is between 55 - 104F (13 - 40C). This product requires 25 lbs. of pressure to bond adhesive.

6. ESI ROK Block 4.25 inch Width Tailgate Gap Cover and Ultimate Tailgate Seal with Taper Seal 6ft for

  • PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: read "PRODUCT DESCRIPTION". Both patented ESI EPDM rubber seals eliminate dust and water from entering in through the gaps at the tailgate bottom and sidewalls when using a truck cap or tonneau cover. Adheres to all surfaces including spray-on bedliners. MADE IN USA.
  • 4.25 inch width ROK BLOCK covers the tailgate bottom and eliminates debris from falling into the tailgate gap, greatly reducing clean-up time when hauling material. Doubles as a tailgate seal for the tailgate bottom. For a drop in bed floor liner ROK BLOCK installs under the liner. Note: For Utility Vehicles (UTV) get ROK BLOCK UTV, search ASIN: B0D435WZM4.
  • 6ft Ultimate Tailgate Seal with Taper Seal installs on the sidewalls. Packaged or online directions must be followed to properly install this product.
  • Apply when the air and surface temperature is between 50 - 104F (10 - 40C). This product requires 25 lbs. of pressure to bond adhesive.
  • PARTS IN THIS COMBO KIT ARE NOT COMPATIBLE WITH THE FOLLOWING TRUCKS: read "PRODUCT DESCRIPTION"

7. ESI ROK Block UTV Tailgate Gap Cover for Utility Vehicles

  • The original and patented tailgate gap cover for utility vehicles (UTV): Kubota, John Deere, TORO, POLARIS, Bobcat, Club Car, Cub Cadet, LANDMASTER, INTIMIDATOR. NOT FOR USE on tailgates that lower more than 90 degrees. EXCLUDED VEHICLES (1): Polaris Xpedition
  • Eliminates debris getting caught in the tailgate gap. Saves time and material loss when hauling.
  • Easy to install. Minimum temperature to install is 50 Fahrenheit. For Toy Haulers and Trailers get ROK BLOCK TRAILER, search ASIN: B0F84LKBDG.

8. Nayotaa Tonneau Cover Seal Strip - 24.9Ft Truck Tailgate Seal Kit, Adhesive Rubber Weather Stripping

  • Perfect sealing and protectionTruck Tailgate seal is designed with Double-Bulb Tonneau Cover Seal, compared with other D, P, Z and O strips, Double-Bulb Camper Shell Seal enhances the leakproofness of the car, reduces wind noise at high speeds, reduces the pressure between the door and the door frame when the door is closed, and always keeps your truck quiet and tidy
  • High Quality MaterialTruck Topper Seal is made of excellent EPDM material, the rubber is thick and elastic, high and low temperature resistant, with good flexibility, sealing, aging resistance and durability
  • Easy InstallationThe Truck Cap Seal with a strong adhesive backing to make it easy to install.1Clean the gaps of the truck and keep it dry.2Tear off the red film and press it into the truck gap, minus the excess.3For a better adhesion, do not allow it to get into water for 3 days. It is recommended to use a hair dryer to heat it up to make it bond more firmly
  • Wide ApplicationThis Rubber Automotive Weather Stripping suitable for most kinds of pickups, trucks, RV etc. Including automotive door seal, RV compartment seal, boat hatch seal, tailgate seal, camper shell seal, truck topper seal, storage container seal, tool box seal, tonneau cover weather stripping, camper shell gasket, truck seals, trunk seal, etc
  • Perfect After-Sales ServiceOur Tailgate Seals for Pickups is carefully tested and inspected before delivery. If you have any questions about our products, please feel free to contact us, we will solve the problem for you within 24 hours

9. GapShield - Tailgate Gap Cover for UTV's - Black

GapShield - Tailgate Gap Cover for UTV's - Black
7.9

Bumpershellz

Check Price On Amazon
  • The easy, new way to protect and restyle your truck bumper and trim while covering dents, dings and rust
  • Protects your bumper unlike wraps or Plasti Dip
  • Won't peel off like paints and wraps
  • Less expensive than replacing your bumper or professional paint jobs
  • Easy Installation

10. ESI ROK Block Trailer Ramp Door Gap Cover for Toy Haulers and Trailers

  • ROK BLOCK 7" (17cm) width blocks out dust, bugs and noise that enters through the bottom gap of a trailer ramp door when closed. When trailer ramp door is open ROK BLOCK creates a smoother path for moving items over bottom gap. To seal the perimeter of a trailer ramp door or swing doors search ASIN: B0F8R6DY6Y. To seal trailer entrance doors search ASIN: (available soon).
  • Use other ROK BLOCK products for Pickup Truck Tailgates (search ASIN: B075PWVW67), for UTV Tailgates (search ASIN: B0D435WZM4).
  • U.S. Design and Utility Patents issued. MADE in U.S.A.

Peter

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