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Part #:

BAK Industries BakFlip MX4 Tonneau Cover

Ford | Dodge | GM | Nissan
Part #:
FROM 969.88
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The BAK Industries BakFlip MX4 Tonneau Cover features heavy-duty aluminum matte finish panels that offer superior UV and scratch resistance, and an enhanced premium density foam core. The MX4 is the upgrade to the G2 aluminum series, equipped with upgraded latch housing components, and an integrated tailgate seal that allows the cover to be closed with the tailgate in the closed or open position.

This heavy-duty, all-season truck bed cover cover is designed to perform in the most extreme conditions. The MX4s resilient infrastructure is designed for everyday use, with upgraded components that provide enhanced resistance to the elements without compromising its sleek, low-profile look and feel. The MX4s solid and robust design is flush mount, and backed by an extended 3-year warranty.


  • Durable Aluminum Matte Finish 
  • No-Drill, Clamp-On Installation 
  • Sleek, Low-Profile Design 
  • Premium UV Resistance 
  • Made In The USA! 
  • 3-Year Warranty 

Product Options

448101 1988-2014 GM Silverado/Sierra & C/K - Standard Bed (77")
448121 2015-2018 GM Silverado/Sierra - Standard Bed (77")
448122 2015-2018 GM Silverado/Sierra - Long Bed (96.25")
448125 2015-2019 GM Colorado/Canyon - Regular & Ext. Cab (71.50")
448126 2015-2019 GM Colorado/Canyon - Crew Cab (60")
448310 2008-2016 Ford Super Duty - Standard Bed (80")
448311 2008-2016 Ford Super Duty - Long Bed (96.25")
448204 2003-2018 Dodge Ram - Long Bed (96.50")
448203 2003-2018 Dodge Ram - Standard Bed (74.50") Without Ram Box
448203RB 2009-2018 Dodge Ram - Standard Bed (74.50") With Ram Box & Track System
448207RB 2009-2018 Ram 1500 - Crew Cab, Short Bed (66.75") With Ram Box & Track System
448207 2009-2018 Ram 1500 - Crew Cab, Short Bed (66.75")
448524 2016 Nissan Titan XD - Standard Bed (77.25)


  • Manufacturer Name BAK Industries
  • Shipping Weight 65.00 lb.
  • Shipping Length 23 in.
  • Shipping Width 4 in.
  • Shipping Height 100 in.
  • Fuel Type Diesel / Gas
  • Warranty Yes
  • Warranty Info 3 Year
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Questions and Answers

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Most Popular Questions

How do the hinges hold up in cold weather? I live in Alberta, Canada and it can hit -40 celsius.
View Staff Answer 

The BAK Industries covers are often put through the test in the most extreme conditions. They even use aero space compound materials to ensure the product lasts the life of the average truck. (The unfortunately do not have any specifications on temperatures, but were certain that if you have any issues, they would be covered under their warranty.)


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Valid for all orders over the phone or online, *excluding the manufacturers listed in the company policy. You will still receive FREE SHIPPING on purchases over $50! This promotion is valid now - 12/13/19 only.