448133 MX4 Tonneau Cover

Features:

• Durable aluminum matte finish panels for superior strength

• Premium dual-action tailgate seal for improved tailgate operation

• Injection-molded latch housing ensures long-lasting functionality

• Enhanced UV and scratch resistance with matte finish coating

• Premium density foam core enhances rigidity and durability

• Supports up to 400 lbs of evenly distributed weight

• Flush-mount, low-profile design for a sleek OEM-style appearance

• All-season, all-weather performance

Performance and Protection

The BAKFlip MX4 Tonneau Cover is engineered for truck owners who demand rugged protection and daily usability without sacrificing style. Built upon the strong foundation of the BAK G2 series, the MX4 introduces upgraded components and materials that excel in durability, weather resistance, and aesthetic refinement. The matte-finished aluminum panels provide scratch and UV resistance, while the premium-density foam core reinforces the structure against impacts and harsh elements. Whether you're hauling gear through the desert or braving northern winters, the MX4 delivers year-round reliability.

Utility and Everyday Use

With its upgraded tailgate operation and integrated dual-action seal, the MX4 allows seamless closing of your tailgate whether the cover is up or down, an essential feature for convenience and flexibility. The flush-fit design not only looks factory-installed but also helps reduce drag and water intrusion. Whether you use your truck for work or play, this cover offers exceptional strength, load support, and peace of mind. Backed by an extended 3-year warranty, it’s a solid investment in protecting your truck bed and cargo.

Fitment:

2020, 2021, 2022, 2023, 2024, 2025 GM Silverado/Sierra 2500HD/3500HD 6.9ft Bed

Notes:

• Will not obstruct tailgate functionality, cover can be closed with tailgate up or down.

• Some 8ft bed applications may reduce visibility of the third brake light due to cab height and light placement. This specific part is for 6.9ft beds and is unaffected.