• BAK BAKFlip MX4
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BAK

BAK BAKFlip MX4 Folding Tonneau for 19-24 Silverado 1500 6.5ft Bed

BAK BAKFlip MX4 Folding Tonneau for 19-24 Silverado 1500 6.5ft Bed

$1,249.99 USD
$1,249.99 USD
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448131

In stock
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  • Ships in 1–2 business days
  • 30-day hassle-free returns
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Key Features

  • Heavy-duty matte aluminum panels resist dents, UV fade, and weather
  • Folds completely flat for full truck bed access
  • Locks down with the tailgate for secure cargo protection
  • Dual-action seal lets you close the cover with the tailgate open or shut
  • Low-profile flush design for a clean factory look and improved aerodynamics
  • No-drill clamp-on installation in minutes
  • Compatible with the MultiPro / Flex multi-position tailgate

The BAK BAKFlip MX4 (MPN 448131) is a premium hard folding aluminum tonneau cover with a matte finish for the 2019-2024 Chevrolet Silverado 1500 and GMC Sierra 1500 with the 6.5-foot bed.

Key Benefits

  • Durable matte-finish aluminum panels resist dents, UV fade, and the elements
  • Folds flat against the cab for full, unobstructed bed access
  • Locks in the closed position with the tailgate for cargo security
  • Dual-action tailgate seal lets you close the cover with the tailgate open or closed
  • Low-profile design sits flush for a clean factory appearance and better aerodynamics
  • Premium dual-action latching at the rear corners

What's Included

  • BAKFlip MX4 folding tonneau cover panels
  • Mounting rails and clamp-on hardware (no drilling required)
  • Installation instructions

Specifications

  • Brand: BAK Industries
  • Model: BAKFlip MX4
  • Part Number: 448131
  • Type: Hard folding tonneau cover
  • Panel material: Aluminum, matte finish
  • Bed length: 6.5ft standard bed (6'7" / 79.4 in)
  • Mounting: Clamp-on, no drilling
  • Tailgate: Compatible with MultiPro / Flex tailgate

Fitment

Engineered for the new-body-style (T1XX) Silverado 1500 and Sierra 1500 with the 6.5ft standard bed. This cover does not fit the 2019 Silverado 1500 LD (old body) or the 5.8ft short / 8ft long beds.

  • 2019-2024 Chevrolet Silverado 1500 (new body style) - 6.5ft bed
  • 2019-2024 GMC Sierra 1500 (new body style) - 6.5ft bed

FAQ
Does this cover require drilling to install?

No. It uses a no-drill, clamp-on installation with no cutting or truck modification.

Which trucks and bed length does the 448131 fit?

It fits the 2019-2024 Chevrolet Silverado 1500 and GMC Sierra 1500 with the 6.5-foot (6'6") bed. It does not fit the 5'8" or 8-foot beds.

Does the MX4 have a matte finish?

Yes. The BAKFlip MX4 uses matte-finish aluminum panels with a UV-resistant coating.

Vehicle Fitment
Years Make Model Submodel
2019–2024 Chevrolet Silverado 1500 —
2019–2024 GMC Sierra 1500 —

Specifications
weight
67.0 lbs
dimensions
83.0 L × 24.0 W × 8.5 H in

Shipping & Returns

Free shipping on orders $250+ (standard items). Oversized items ship at calculated rates.

30-day returns with RMA required. 15% restocking fee, buyer pays return shipping. Defective items returned free with full refund.

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