• BAK BAKFlip MX4 TS
  • BAK BAKFlip MX4 TS — alternate view 2
  • BAK BAKFlip MX4 TS — alternate view 3
  • BAK BAKFlip MX4 TS — alternate view 4
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BAK

BAK BAKFlip MX4 TS Tonneau for 2019-2024 Chevy Silverado 1500 6'7" Bed

BAK BAKFlip MX4 TS Tonneau for 2019-2024 Chevy Silverado 1500 6'7" Bed

$1,499.99 USD
$1,499.99 USD
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449131TS

In stock
  • Calculated shipping — oversized item
  • Ships in 1–2 business days
  • 30-day hassle-free returns
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Key Features

  • Integrated T-slot side rails mount racks, carriers, and overland gear on top of the cover
  • Aluminum panels over polymer cores with a durable matte finish
  • Folds flat against the cab for full bed access
  • EPDM perimeter seals help keep cargo dry and protected
  • No-drill clamp-on installation
  • Compatible with the factory MultiPro / MultiFlex tailgate
  • Rated for up to 400 lbs evenly distributed when closed
  • Fits the 6'7" bed; backed by a 5-year limited warranty

The BAK BAKFlip MX4 TS (449131TS) is a hard folding aluminum tonneau cover with integrated T-slot side rails for the 2019-2024 Chevrolet Silverado 1500 and GMC Sierra 1500 with the 6'7" bed. The TS (Track Series) rails let you mount racks, carriers, and overland gear on top of the closed cover.

Key Benefits

  • Integrated T-slot side rails for mounting racks and cargo accessories
  • Aluminum panels over high-density polymer cores with a durable matte finish
  • Folds flat against the cab for full bed access
  • EPDM perimeter seals help keep cargo dry and secure
  • No-drill clamp-on installation

Specifications

  • Brand and line: BAK BAKFlip MX4 TS
  • Part number: 449131TS
  • Material: aluminum panels, matte black finish
  • Side rails: integrated T-slot
  • Weight capacity: 400 lbs evenly distributed
  • Bed length: 6'7" (standard)
  • Warranty: 5-year limited

What's Included

  • BAKFlip MX4 TS folding tonneau cover with integrated T-slot rails
  • Clamp-on mounting hardware
  • Installation instructions

Fitment

Engineered for the new-body (T1XX) 2019-2024 Silverado 1500 and Sierra 1500 with the 6'7" standard bed. It works with or without the factory MultiPro / MultiFlex tailgate. This cover is bed-length specific and does not fit the 5'9" short bed or 8ft long bed.

FAQ
What do the T-slot rails do?

The integrated T-slot side rails let you mount crossbars, racks, and cargo accessories on top of the closed cover without drilling into the truck.

Does it work with the MultiPro tailgate?

Yes. The MX4 TS is compatible with or without the factory MultiPro / MultiFlex tailgate.

Which bed length does the 449131TS fit?

The 6'7" standard bed. It does not fit the 5'9" short bed or the 8ft long bed.

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

Specifications
weight
70.0 lbs
dimensions
70.0 L × 24.0 W × 7.6 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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