• BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
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  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
  • BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD - Stateside Performance - Tonneau Covers - Hard Fold - BAK - BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD
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BAK448121

BAK

BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD

BAK BAKFlip MX4 Hard Folding Bed Cover - 6 ft 6 in Bed, Matte Finish | 2015-2019 Chevy Silverado 3500HD

$1,249.99 USD
$1,249.99 USD
Sale Sold out
Shipping calculated at checkout.

In stock

The BAK BAKFlip MX4 (GEN 3) fits the 2015-2019 Chevy Silverado 3500HD 6ft 6in bed and delivers a hard folding tonneau with 22 percent stronger panels than the previous generation.

Install Difficulty: DIY Possible
Clamps to factory bed rails with included hardware; typically installs in 30-45 minutes with no drilling required.

Product Overview

The BAKFlip MX4 is a hard folding aluminum tonneau cover built with heavy-duty aluminum top panels and side rails, reinforced by high-density polymer cores.

Panels sit flush with the bed rails for a clean profile, finished in textured matte black across all surfaces.

EPDM rubber perimeter seals, tight-fit clamps, and a 13 percent longer dual-action tailgate seal keep cargo dry while preserving factory tailgate operation.

Features & Specifications

  • Fits: 2015-2019 Chevy Silverado 3500HD
  • 6ft 6in bed length fitment
  • Heavy-duty aluminum panels with high-density polymer cores
  • 22 percent stronger panels vs. previous generation
  • Patented auto-latching system with re-engineered lock components
  • EPDM rubber perimeter seals and tight-fit clamps
  • 13 percent longer dual-action rear tailgate seal
  • Flush-mount design sits level with bed rails
  • Textured matte black finish across all surfaces

Fitment

This part fits the following vehicles:

Year Make Model Submodel
2015-2019 Chevrolet Silverado 3500 HD High Country
2015-2019 Chevrolet Silverado 3500 HD LT
2015-2019 Chevrolet Silverado 3500 HD LTZ
2015-2019 Chevrolet Silverado 3500 HD WT
⚠ Submodel Fitment: If your submodel is not listed in the fitment table above, we cannot confirm fitment. Please contact us before purchasing to verify.

Shipping & Returns

Tracking is typically provided within 3–5 business days; items shipping direct from the manufacturer may take 5–7. Some items are made to order or may be backordered. Questions about stock? Reach us through live chat or email.

Warranty

All warranties are through the manufacturer and are facilitated by Stateside Performance. Some manufacturers require the end user to contact them directly; in that case we will point you to the right contact. Email us with any warranty questions.

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  • Free shipping over $250

    Free shipping applies to items that are shipped via ground through UPS or FedEx and are over $250 going to the continental 48 states. This does not apply to Alaska or Hawaii, and does not apply to any item(s) that are shipped via freight or with any other option other than ground shipping.

    Shipping policy 

  • 30-day returns

    Returns must be requested within 30 days of delivery. Parts must be new, unused, uninstalled, and in original packaging, with an RMA. Some items are final sale.

    Return policy