---
product_id: 44403780
title: "BAK BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | Fits 2017-2026 Ford F-250/350 Super Duty 6' 10\" Bed (81.9\")"
brand: "realtruck"
price: "€ 5157.04"
currency: EUR
in_stock: true
reviews_count: 9
category: "Real Truck"
url: https://www.desertcart.hr/products/44403780-bak-bakflip-mx4-hard-folding-truck-bed-tonneau-cover-448330
store_origin: HR
region: Croatia
---

# Advanced weatherproof seals & clamps Patented auto-latch locking system 22% stronger aluminum-polymer build BAK BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | Fits 2017-2026 Ford F-250/350 Super Duty 6' 10" Bed (81.9")

**Brand:** realtruck
**Price:** € 5157.04
**Availability:** ✅ In Stock

## Summary

> 🚛 Lock it down, rain or shine—your truck’s new best armor.

## Quick Answers

- **What is this?** BAK BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | Fits 2017-2026 Ford F-250/350 Super Duty 6' 10" Bed (81.9") by realtruck
- **How much does it cost?** € 5157.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/44403780-bak-bakflip-mx4-hard-folding-truck-bed-tonneau-cover-448330)

## Best For

- realtruck enthusiasts

## Why This Product

- Trusted realtruck brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built for Extremes:** Tested from -40℉ to 180℉ with 95% humidity—ready for any climate challenge.
- • **Unmatched Security:** Patented auto-latching locks keep your gear theft-proof without hassle.
- • **Seamless Bed Access:** Fold the cover fully to the cab for 100% bed access, even while driving.
- • **Weatherproof Warrior:** State-of-the-art seals and clamps block out rain, snow, and dust—no more soggy cargo.
- • **Effortless Installation:** Click-in rail system cuts install time by 12%, perfect for DIY pros.

## Overview

The RealTruck BAKFlip MX4 Gen 3 is a hard folding truck bed cover engineered for 2017-2026 Ford F-250/350 Super Duty 6'10" beds. Featuring a patented auto-latch locking system, reinforced aluminum and polymer construction with 22% increased strength, and advanced weatherproof seals, it delivers superior security and protection in extreme climates. Its sleek, matte-black flush-mount design offers full bed access with easy folding, backed by a 5-year warranty and quick installation.

## Description

America’s best-selling truck bed cover just got even better.Introducing the BAKFlip MX4 Gen 3—the latest evolution of RealTruck’s most popular tonneau cover. Now better than ever, the BAK has redesigned the for improved strength, security, and all-weather performance. The Gen 3 MX4 features alloy-based construction, including heavy-duty aluminum side rails and top panels, reinforced with high-density polymer cores. This updated design delivers a 22 percent increase in strength over the previous generation, making it even more capable of handling daily use, heavy loads, and harsh environments. Security has also been upgraded. BAK’s patented auto-latching system secures the cover automatically when closed. Newly engineered lock components provide added resistance to tampering and forced entry, allowing you to transport your gear with confidence. In rough weather, the Gen 3 MX4 holds strong. Revised EPDM perimeter seals and tight-fit clamps offer the best seal yet, helping prevent water intrusion along the bed rails. A longer dual-action tailgate seal weatherproofs the tailgate while preserving full functionality, whether the cover is open or closed. While the MX4 is built tough, it doesn’t compromise on looks. The flush-mount design gives it a sleek, low-profile appearance, while a textured matte-black finish across all surfaces delivers a clean, subtle aesthetic. Installation is easier than ever with a new click-in rail system that cuts install time by up to 12 percent. Day-to-day use is just as simple—drop the tailgate, unlatch, and fold the cover forward. For complete bed access, fold the cover against the cab without blocking your third brake light. The BAKFlip MX4 Gen 3 is proudly assembled in Missouri using globally sourced materials and backed by a 5-year warranty.

Review: Easy to install. Impressed with the fit on my F250. - Really nice fit. Easy to install. I like that it cannot be opened without opening the tailgate. If your tailgate locks, the cover will be secure. No cover is completely water tight. Have not tested it with a wash or rain yet but judging from how it looks, I bet this is one of the best covers when it comes to keeping your cargo dry. Looks great on the truck. Very happy with my purchase. Plus saved $100 by purchasing on desertcart vs one of the other online truck accessory dealers. For installation, read the printed directions AND watch the YouTube video. It’s only 7 minutes long but will insure a perfect fit. I rarely do reviews. But this one ranked 5 stars!! Thank you BAK Industries for a nice product!
Review: Ford F-450 Platinum, near perfect fit, worth $$$ - Excellent product, near perfect fit. - All hardware is well engineered and sturdy. - Flush fit, looks great. - Top is very strong. - No documentation regarding the 8’ bed rail connectors, closeup and printed insert in package would be helpful - A closeup of the clip in rail insert geometry closeup, printed insert in package would be would helpful. I’d give 4stars but the dam thing is so cool, it works fantastic with my Ford F-450 Platinum. *** It’s worth the BIG $$$ THANKS.

## Features

- Fits 2017 - 2026 Ford F-250/350 Super Duty 6' 10" Bed (81.9")
- THE BEST-SELLING TRUCK BED COVER IN THE WORLD JUST GOT BETTER
- 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 -40 to 180℉ and zero to 95% humidity—and guaranteed by a 5-year warranty.
- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071JR545L |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #33,073 in Automotive ( See Top 100 in Automotive ) #84 in Truck Tonneau Covers |
| Brand | RealTruck |
| Brand Name | RealTruck |
| Customer Reviews | 4.2 out of 5 stars 684 Reviews |
| Exterior Finish | Aluminum |
| Global Trade Identification Number | 00819275042383 |
| Included Components | Applicable Hardware, Installation Guide (QR Code), Rails, Tonneau Cover |
| Item Type Name | BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | fits 2017-2026 Ford Super Duty 6' 9" bed |
| Item Weight | 70 pounds |
| Lock Type | Tailgate |
| Manufacturer | BAK |
| Manufacturer Part Number | 448330 |
| Manufacturer Warranty Description | Extended 5 Year Warranty |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | 448330 |
| Number of Items | 1 |
| OEM Equivalent Part Number | 448330 |
| Style | MX4: America’s Top Seller |
| Style Name | MX4: America’s Top Seller |
| UPC | 605994513859 819275042383 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** RealTruck
- **Exterior Finish:** Aluminum
- **Lock Type:** Tailgate
- **Material:** Aluminum
- **Style:** MX4: America’s Top Seller

## Images

![BAK BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | Fits 2017-2026 Ford F-250/350 Super Duty 6' 10" Bed (81.9") - Image 1](https://m.media-amazon.com/images/I/61afQPOX48L.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy to install. Impressed with the fit on my F250.
*by D***R on December 6, 2023*

Really nice fit. Easy to install. I like that it cannot be opened without opening the tailgate. If your tailgate locks, the cover will be secure. No cover is completely water tight. Have not tested it with a wash or rain yet but judging from how it looks, I bet this is one of the best covers when it comes to keeping your cargo dry. Looks great on the truck. Very happy with my purchase. Plus saved $100 by purchasing on Amazon vs one of the other online truck accessory dealers. For installation, read the printed directions AND watch the YouTube video. It’s only 7 minutes long but will insure a perfect fit. I rarely do reviews. But this one ranked 5 stars!! Thank you BAK Industries for a nice product!

### ⭐⭐⭐⭐⭐ Ford F-450 Platinum, near perfect fit, worth $$$
*by M***T on January 27, 2026*

Excellent product, near perfect fit. - All hardware is well engineered and sturdy. - Flush fit, looks great. - Top is very strong. - No documentation regarding the 8’ bed rail connectors, closeup and printed insert in package would be helpful - A closeup of the clip in rail insert geometry closeup, printed insert in package would be would helpful. I’d give 4stars but the dam thing is so cool, it works fantastic with my Ford F-450 Platinum. *** It’s worth the BIG $$$ THANKS.

### ⭐⭐⭐⭐⭐ INSTALLATION TIP: USE A TORQUE WRENCH!
*by M***N on August 19, 2026*

This is more of an installation tip than a product review. I had already owned and used the BAKFlip MX4 on another truck, so I knew going in this is a tried and true good product ...likewise the high marks. But if you're installing one yourself, use a torque wrench when tightening the rail clamps! The instructions (and most of the DIY installation videos) say "DO NOT OVERTIGHTEN," but that's pretty vague. In fact, I don't recall seeing the installer in the video use a torque wrench at all. I figured I could just tighten the clamps by feel and be fine. But that was mistake ...well, at least for me anyway. I tightened them to what I thought was probably around 10 ft-lbs, but I was nowhere it. I was being overly cautious because I didn't want to apply too much force and damage the rails or clamps or both. As a result, I wasted a lot of time trying to figure out why the cover's latches wouldn't engage properly. Once I used a torque wrench and tightened the clamps to the manufacturer's specified 10 ft-lbs, everything changed. The rails pulled into the proper position, the latches engaged perfectly, and the cover worked exactly as it should. Bottom line: Don't guess at the clamp tension. Get a torque wrench and set it to 10 ft-lbs. It will save you time, frustration, and a lot of second-guessing whether you've tightened the clamps enough—or too much.

## Frequently Bought Together

- RealTruck BAK BAKFlip MX4 Hard Folding Truck Bed Tonneau Cover | 448330 | Fits 2017-2025 Ford F-250/350 Super Duty 6' 10" Bed (81.9")
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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-10-21*