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Description

The best-selling truck bed cover in the world just got better.

Introducing the new and improved RealTruck BAKFlip® MX4 (GEN 3)—an evolution of RealTruck's most popular tonneau cover. This next-generation upgrade builds on everything truck owners already love about MX4, now enhanced with improved functionality, greater durability, and elevated security.

The new and improved BAKFlip MX4 is constructed primarily from alloy materials, including heavy-duty aluminum top panels and side rails. Reinforced with high-density polymer cores, each panel delivers a 22 percent increase in overall strength compared to the original model.

Security is also enhanced. In addition to BAK's patented auto-latching system, which automatically secures the cover when closed, the BAKFlip MX4 (GEN 3) features re-engineered lock components for improved resistance to forced entry compared to the GEN 2. No matter the cargo you're transporting, you can rest assured knowing your gear's protected.

When the weather turns, the BAKFlip MX4 (GEN 3) holds strong. Revised EPDM rubber perimeter seals and tight-fit clamps provide our best seal yet, preventing seepage between the bed cover and bed rails. At the rear of the cover, a 13 percent longer dual-action tailgate seal provides weather protection for the tailgate. This innovative design also improves operation, maintaining factory tailgate functionality regardless of the cover's position.

The BAKFlip MX4 isn't only durable, it's also sleek and stylish. Unlike competitors, the BAKFlip MX4 sits flush with your pickup's bed rails, practically disappearing into your truck's profile. And with a sleek, textured matte black finish across all surfaces, the MX4 looks great whether open or closed.

BAKFlip MX4 (GEN 3) Hard Folding Truck Bed Cover - Matte Finish - 2019-2027 (New Body Style) Ram 5' 7" Bed without RamBox without Multifunction Tailgate

Specifications

BrandBAK
Part Number448227
Bed Rail StorageWithout Bed Rail Storage
ColorBlack
FinishMatte Black
Full Bed AccessYes
Low ProfileYes
MaterialALUMINUM
Mounting Hardware IncludedYes
StyleHard Folding Cover
TypeHard
Weight71 lbs

Vehicle Fitment

  • 2020-2027Ram 1500Trim: BASE · 5'7" Bed bedCargo Management System: Without RamBox; Multifunction Tailgate: Without Multifunction Tailgate; BAKFlip MX4 (GEN 3)
  • 2019Ram 1500Trim: BASE · 5'7" Bed bedCargo Management System: Without RamBox; Multifunction Tailgate: Without Multifunction Tailgate; BAKFlip MX4 (GEN 3); New Body Style

Product reviews

No reviews of this exact part yet. Write the first product review

Reviews from this product line 4.0 (4 reviews)

  1. Returned for a refund due to poor installation

    Linda B.Verified buyer, in store2026 GMC Denali HD

    Reviewed: BAK 448133 – BAKFlip MX4, 6’10” Bed, Black

    The day after the install it rained and the bed of the truck had a lot of water in it. Three days after the install the rubber molding came off and there were pieces of foam inside the bed of the truck. Salesman tried to say he couldn’t refund our money because it had been over a week (it was day 8) even though we called to let him know what happened the day it happened and to say we were going out of town for the weekend so it would be a couple days before we could get it back in. My husband had to direct him to the 100% satisfaction guarrantee on their website before he agreed to remove the cover and give a refund.

  2. Michael B.Verified buyer, in store

    Reviewed: BAK 448130 – BAKFlip MX4, 5’10” Bed, Black

  3. Jeep gladiator and Chevy 2500 bed cover in one day

    Hoyt F.Verified buyer, in store

    Reviewed: BAK 448133 – BAKFlip MX4, 6’10” Bed, Black

    Fit great, looks great

  4. New- too soon

    Phillip F.Verified buyer, in store‘22 GMC Sierra 2500HD AT4

    Reviewed: BAK 448133 – BAKFlip MX4, 6’10” Bed, Black

    Had the cover installed a week ago. Nice folks and looks clean. It has not rained yet so, waterproofing not confirmed. The cover is heavier than I expected.

BAK P/N 448227

BAKFlip MX4, 5'7" Bed, Black

$1,299.99

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On the shelf at 3 H&H stores
80 more available to order

Free pickup at an H&H store Free, on the shelf at 3 stores
We install it at your local H&H store, about 1 hour of shop time. It shows as its own line in your cart.
Ships Fast
Free store pickupReady at your local H&H
22 storesAcross the Southeast
Family-ownedServing trucks since 1987
Professional installationAdd it to your order for $140.00
Fitment guaranteeIf it doesn't fit, no restocking fee Details
Price matchFound it cheaper? Tell us before you buy Details
Warranty handled hereClaim it at the store, not by mail Details
4.8 out of 5 stars, 5,828 Google store reviews. These rate our stores, not this product. Read the reviews.
4.8
5,828 reviews
Store reviews on Google

Rated 4.8 across 24 stores

Every review below is a verified Google review of an H&H store, written by real customers about the people who sold, fitted and stood behind their gear.

William Hamilton
Lilburn · 19 hours ago

The service was great and fast. Thanks guys

JAC
Pensacola · 19 hours ago

Great communication and excellent work

Justin Keith
Fultondale · 1 day ago

First time visiting, nice, friendly, & competitively priced

Clarence Wimberly
Conyers · 2 days ago

The customer service was great and helpful the best

Michael Wathen
Pelham · 2 days ago

Very nice people to work with. Very fast service. Did an excellent job. Thanks!

Matt Brayley
Cumming · 2 days ago

The team at Leer Truck Accessory is amazing. I made an appointment to have my Leer top adjusted after enjoying in for two years. They spent a lot of time making sure it was perfect and waterproof - all under warranty. Everyone there is extremely nice and helpful. Great service!

Regan Wheeler
Marietta · 3 days ago

Everyone here is super nice, they were able to order a part for my SUV from their warehouse and put it on the next day. I’ve never had such a great experience getting work done on a car

KENNETH FORD
Warner Robins · 3 days ago

Great company, knowledgeable employees

Victor Rogers
Muscle Shoals · 4 days ago

Huge thanks to the H&H crew who delivered our Big Green Egg last Friday. Getting to our house means going down about 40 steps, and they carried that heavy Egg the whole way. That's going above and beyond. When I tried to tip them, all they wanted was a review, which says a lot about the people H&H has working for them. Highly recommend!

Reviews of H&H Truck & Outdoor stores, sourced from Google. They rate our stores and service, not this individual product.

Popular with the Ram 1500