Premium Matte Finish Hard Folding Cover for 2022 and Newer Nissan Frontier 5 Foot Bed
The BAK Industries BAKFlip MX4 (part number 448538) brings the proven BAKFlip MX4 GEN 3 platform to the 2022-present Nissan Frontier with a 5-foot cargo bed. The 448538 combines heavy-duty multi-layer aluminum panels, a refined automatic latch system, and a premium matte-black scratch-resistant finish that enhances the Frontier's rugged appearance. With a 400-lb load rating, integrated drain system, and a no-drill installation that goes in under 30 minutes, the BAKFlip MX4 448538 delivers industry-leading protection for Nissan Frontier owners seeking durability, style, and security.
Key Features and Benefits
- Heavy-duty multi-layer aluminum panels over a high-density core for superior strength
- Matte-black exterior finish provides a subtle, stylish accent and resists scratches
- Refined automatic latch system reduces cable fatigue for smooth, effortless operation
- Re-engineered perimeter seals and tight-fit clamps create edge-to-edge weather protection
- Integrated drain tubes route moisture away from the cargo area
- Folds to the cab for 100 percent bed access without removal
- 3rd brake light visibility maintained in all cover positions
- Extra-strong prop rods firmly secure cover in the open position
- Premium rubber bumpers protect the cab when cover is folded upright
- 400-lb evenly distributed weight capacity
- Re-designed rail and clamp system for an easier no-drill installation
- Assembled in the USA (Missouri)
- 5-year limited warranty
Vehicle Fitment
| Year |
Make |
Model |
Trim |
Bed Size |
| 2022 |
Nissan |
Frontier |
S, SV, PRO-X, PRO-4X, SL |
5'0" |
| 2023 |
Nissan |
Frontier |
S, SV, PRO-X, PRO-4X, SL |
5'0" |
Product Specifications
| Specification |
Detail |
| Part Number |
448538 |
| UPC |
819275021417 |
| Cover Series |
BAKFlip MX4 GEN 3 |
| Panel Material |
Multi-layer aluminum panels over high-density core |
| Finish |
Premium matte black, scratch-resistant |
| Bed Length |
5'0" (60") |
| Panel Count |
4 |
| Weight Capacity |
400 lbs evenly distributed |
| Seal Type |
Re-engineered EPDM perimeter seals with dual-action tailgate seal |
| Assembly |
Assembled in the USA - Missouri |
| Warranty |
5-Year Limited |
| Hardware Included |
Yes - redesigned no-drill clamp mounting system |
What's Included
- BAKFlip MX4 448538 hard-folding tonneau cover panels
- Aluminum side rail extrusions
- No-drill clamp mounting hardware
- EPDM rubber perimeter seals (pre-installed)
- Integrated water drain tubes
- Dual-action tailgate seal
- Extra-strong prop rods
- Premium rubber cab bumpers
- Installation instructions
Frequently Asked Questions
Does the BAKFlip MX4 448538 fit the 2022 Nissan Frontier King Cab and Crew Cab?
Yes. The 448538 fits both King Cab and Crew Cab configurations of the 2022-present Nissan Frontier that are equipped with the 5-foot bed.
How does the BAKFlip MX4 448538 lock?
The 448538 uses a refined automatic latch system. The panels lock against the side rails the moment they are closed, and the full bed is secured when the tailgate is shut.
Is the BAKFlip MX4 448538 waterproof?
Yes. The 448538 features re-engineered EPDM perimeter seals with precision-fit clamps and an integrated drain tube system to keep the cargo bed dry in all weather conditions.
What is the weight capacity of the BAKFlip MX4 448538?
The 448538 supports more than 400 lbs of evenly distributed weight on the closed cover surface, making it suitable for carrying equipment or gear on top.
Does the BAKFlip MX4 448538 require drilling?
No. The 448538 uses a redesigned no-drill rail and clamp system that makes installation easier than ever and requires no modification to the truck.
Can I access the full bed with the BAKFlip MX4 448538?
Yes. All four panels fold forward against the cab, secured by the extra-strong prop rods, providing 100 percent access to the 5-foot Frontier bed without removing the cover.
Is the BAKFlip MX4 448538 compatible with a spray-in bed liner?
Yes. The 448538 clamps onto the bed rail top and is fully compatible with spray-in and drop-in bed liners.
What is the finish on the BAKFlip MX4 448538 compared to other MX4 covers?
The 448538 features a premium matte-black scratch-resistant exterior finish that provides a subtle, refined look compared to a standard gloss or semi-gloss finish. All panels and hardware share the same matte-black appearance.
Installation Steps
- Unfold the BAKFlip MX4 448538 panels and lay them flat in the Frontier bed from front to back.
- Position the redesigned aluminum side rails on the inner top lip of each bed rail.
- Click the clamp assemblies into the rail channels at the front, center, and rear positions on each side.
- Check that the rails are level and even from cab to tailgate, then torque all clamps per the installation guide.
- Attach the tailgate seal to the tailgate with the provided adhesive, ensuring full contact with the rear cover panel.
- Route the integrated drain tubes along the inner bed wall or through factory drain holes.
- Fold the panels up and verify the prop rods hold the cover firmly in the open position against the cab.
- Close all panels and verify the auto-latches engage and the cover lays flat and even.
Prop 65 Warning: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
