Home  /Tonneau Covers  /Heavy Duty  /DiamondBack 180 Tonneau Cover

DiamondBack 180 Tonneau Cover

$1,579.00 - $2,199.00
$1,811.93 - $2,594.82
Made in the USA
Free Shipping
  • description
  • reviews
  • Q&A


Durable Aluminum Construction
Thanks to its .080-inch thick aluminum panels, the DiamondBack 180 can easily support up to 400 pounds, so don't hesitate to test its strength with lumber, kayaks, bikes, and other large items. The aluminum panels are also lightweight and corrosion-resistant.
Access Your Entire Bed
The panels on the DiamondBack 180 Tonneau Cover open in a gull wing style similar to a tool box. When open, their held upright at a 45 degree angle by gas struts. These panels run the entire length of your bed, so all of your cargo is easily accessible.
Safe and Secure
To ensure that items in your bed are protected from prying eyes and sticky fingers, both of the panels on the DiamondBack 180 have deadbolt-style locking handles. Underneath the panels, metal rods lock the doors in place.
Keeps Rain at Bay
A neoprene compression gasket runs the full perimeter of the DiamondBack 180, so water from rain and snow melt will have a difficult time getting to your cargo. When closed, water runs off the edges of the tonneau cover.
  • Made of .080" Thick Aluminum
  • Choose From Aluminum & Black Spray-On Finish
  • Minor Drilling Required on Select Applications
  • Two Panels for Total Bed Access
  • Panel Locks for Maximum Security
  • Locking Handles Made of Die-Cast Zinc
  • 3/8" Thick Steel Rods
  • 400 Lb Weight Capacity
  • Neoprene Gasket Seals for Superior Weather Protection
  • Limited Lifetime Structural / 3-Year Finish Warranty
  • Made in the USA

Diamondback 180 Tonneau Cover Features

The DiamondBack 180 tonneau cover is currently known as the most versatile bed cover on the market. However this is not your average hard tonneau cover. It's built out of aluminum diamond plate for incredible durability and features butterfly designed doors that provide you with complete bed access in the blink of an eye. Because of its metal construction you can mount whatever you want to the top such as a bike rack.

Built To Last

The DiamondBack 180 is constructed out of .080" alloy aluminum diamond plate making it one of the toughest covers on the market. Because of the heavy duty materials used it can support up to 400 lbs. This means you can load your cargo on top of it whenever you need to and not have to worry about it ripping tearing or getting any dents! An optional black spray-on finish is also available for help prevent scratches and provide a durable textured black finish.

Maximum Bed Access

The DiamondBack 180 tonneau cover has two doors that function like butterfly wings. They open up at a 45 degree angle providing you with access to the entire bed in mere seconds. Gas struts hold the panels in place for smooth opening and closing. The doors are full length and run the entire length of your truck bed so you can reach any corner of your bed.

Theft Protection

DiamondBack understands that security is one of the main reasons that people choose to buy a tonneau cover so they made sure to take the security of this cover to the next level. Each panel has keyed lock handles with heavy duty hardware just like a dead bolt. This should give you peace of mind that your valuables are safe and secure. Metal rods are use to lock the doors into place.

Sealed Against Weather

Thanks to a neoprene compression gasket around the edge of the tonneau cover your belongings stay dry inside your truck bed. When shopping for a tonneau cover Diamondback knows the importance of a dry bed. Store your tools and other things without worrying if they will rust. With the tonneau cover closed water will run off the edges.

Our Guarantee
Best Price Guaranteed
Truck Experts a Call Away
Fastest Shipping
30 Day Return Guarantee
Lifetime Install Support
Spec Sheet
FinishMultiple Options
WarrantyLimited Lifetime (Against Defects) 3 Years (Finish)
Weight Capacity400 lbs
California Residents: Prop 65 Warning