Best-selling Hard Folding Tonneau Cover on the market with industry leading technology.
Provides you with superior bed protection and security.
Easily folds up to provide you with 100% bed access when needed.
Matte black finish provides seamless factory appearance.
Sits flush with factory bed caps providing a near zero profile.
Premium density foam core.
Advanced scratch, scuff, and U.V. resistance.
No drill installation on most applications.
Rated to withstand up to 400 lbs. of evenly distributed weight.
Tonneau cover designs have come a long way from the solid 1 piece covers that were originally created. The BakFlip MX4 has been designed to enhance the versatility of your 2004-2014 GMC Sierra, keeping the needs of the customer in mind. The BAKFlip MX4 is built to withstand anything thrown its way, ensuring that your precious cargo stays secure at all times. The low-profile design paired with a matte black finish provides a sleek factory appearance. In addition to the matte finish enhancing the look of your truck, it is also functional, providing excellent resistance from UV-rays, scratches and scuffs. To top it off, the state-of-the-art multi-fin tailgate seal provides the ability to close the tailgate with the cover still closed while simultaneously providing enhanced water resistance. For a Tonneau Cover that is as versatile as your truck, look no further thank BAK Industries MX4 for your GMC Sierra.
Complete Bed Access A truck today serves many different purposes. From the family hauler to the work horse; you need a cover that is just as versatile. BAK Industries has designed a cover to serve those needs perfectly. From having your bed covered and secured to completely open within mere seconds, the BAK MX4 offers the ultimate in functionality. Simply fold the BAK MX4 towards the cab of your GMC Sierra, secure it in place, and you have the functionality of an open bed again. The BAK MX4 Tonneau Cover also provides protection to the cab of your truck by acting as a headache rack when in the up position.
Security With the BAKFlip MX4 your valuables will not only be out of sight, out of mind but also 100% secure. The MX4 for the 2004-2014 GMC Sierra can only be opened from the inside, utilizing your factory tailgate lock to be completely secure. When the tailgate is locked, your cover is locked, providing peace of mind for anything you may have stored in your truck bed. If your tailgate does not currently lock that is not a problem. Give us a call or chat in; we would be happy to see if there is one available! In addition, the redesigned tailgate seal provides enhanced water resistance, ensuring the items in your bed are protected from the elements. The premium high-density foam core was specifically designed to keep moisture out while providing category leading strength. Whether your security concerns are from mother nature or from unsavory characters; the BAKFlip MX4 has your back.
Accessories To further increase the versatility of your BAKflip MX4 for the 2004-2014 GMC Sierra be sure to check out the BAKBox 2!
Outer Panel Material: Aluminum
Inner Panel Material: High-Density Foam
Weight Rating: 400 lbs. (Evenly Distributed)
Finish: Textured Matte Black Powder Coat
Rail Material: Aluminum
Bed Rail Clamp Material: Aluminum
The installation of the BAKFlip MX4 is very simple and can be done at your home with a few basic hand tools. The BAKFlip MX4 unique clamp on design enables for a full install to take roughly 20-30 minutes. Every unit is packaged with easy to read instructions and illustrations to ensure a hassle-free installation.
BAK® Industries (“BAK”) warrants your BAKFlip MX4 hard folding truck bed cover to be structurally free from defects in material and workmanship for 3 Year Limited Warranty period from the retail date of purchase.
Warranty registrationmust be on file and/or proof of original purchase (detailed and dated receipt) is required for warranty service. Warranty is nontransferable and applies to the original purchaser of the BAK product only.