
The New and Improved Truck Bed Cover is Outfitted with Important Upgrades to Security, Strength, Durability and All-Weather Protection
Ann Arbor, Mich. (August 1, 2025) – RealTruck, a global aftermarket product and accessory brand and a digital destination for truck, Jeep®, Bronco® and off-road enthusiasts, releases the next generation of the world’s best-selling truck bed cover, BAKFlip MX4. Recognized by millions of truck owners for its reliability, ease of use, and sleek design, the new and improved Gen 3 model comes with important upgrades in security, strength, durability, and weather protection.
“The RealTruck BAKFlip MX4 is the most relied upon truck bed cover in the world,” said Tony Ambroza, Chief Growth Officer at RealTruck. “We are committed to being the leader in truck and vehicle accessories by meeting and striving to exceed the high expectations people place upon our products. The next generation upgrades we made to the BAKFlip MX4 Gen 3 elevate the key performance and design components that help make this the best-selling truck bed cover in the world.”
Upgrades and highlights of the new and improved BAKFlip MX4 (Gen 3):
Now Even More Secure Than Gen 2
The new BAKFlip MX4 comes with an updated design tested to keep your gear on theft-resistant lockdown with a patented and upgraded auto-latch locking system.
Fits Tighter to Keep Water Out
Improved seals and all-new tight-fit clamps provide state-of-the-art weather protection.
Proven for Extremes from Alaska to Florida
Tested in the harshest conditions—from minus 40 to 180 degrees Fahrenheit and humidity levels ranging from zero to 95 percent—and guaranteed by a five-year warranty

Built 22% Stronger Than the Original
Constructed for increased durability and heavy-duty use with a sturdy premium-grade aluminum surface and high-density polymer core.
Tested for Years of Reliable Performance
The BAKFlip MX4 has been tested 7,500 hours to reliably perform for over a decade of driving.
No Wasted Bed Space, Parked or Driving
100% bed access. All the time. Simply fold to the cab, easily secure, and safely drive with the cover fully open.
Easier than Ever One-Person Install
DIY installation is now 12% faster than the original with all-new click-in design. No need for an extra hand to help, and no drilling for most makes and models. Install yourself in under 30 minutes.
Proudly assembled in Missouri, the new and improved MX4 is available for purchase throughout our dealer network and on realtruck.com/p/bakflip-mx4-tonneau-cover with an MSRP of $1,149. With RealTruck Builder, consumers can see their vehicle come to life with the new MX4 by visiting RealTruck.com/Builder.
