2017 GMC Sierra 2500 HD UnderCover Parts

Choose your Submodel for your 2017 GMC Sierra 2500 HD


Showing 1 - 10 of 18 products
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Product
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Price

UnderCover
  • AX 14-19 HD GM 8.2ft
  • Black Textured
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • Armor Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message:
      • Cancer And Reproductive
      • Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 45 Minutes
    • Rails To Install: No
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Heavy Duty Panels
    • Premium Grade LINE X Coating
    • Dual Action Tailgate Seal
    • Stylish Matte Black Appearance
    • Low Profile Design
    • Automatic Latching Panels
    • Made In The USA
    • 5 Year Warranty
  • The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the most extreme environments. The dual-action tailgate seal offers universal tailgate operation, allowing you to close the tailgate with the last panel of the cover up or down. ArmorFlex is proudly made in the USA, and comes backed by a 5-year warranty.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE

UnderCover
  • UX 14-19 GM Leg/Lmtd 6.7ft
  • Matte Black
  • 2014-2018 Chevrolet Silverado/GMC Sierra/2019 Legacy/Limited 6.7ft Short Bed Std/Ext/Crew (2014 1500 Only; 2015-2019 1500;2500;3500) Black Textured
  • Ultra Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message:
      • Cancer And Reproductive
      • Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: No
    • Low Profile: No
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Stylish Matte Black Finish
    • Integrated Luminous Bed Rail Light
    • Automatic Latching Panels
    • Ultra Low Profile Design
    • Dual Action Tailgate Seal For Easy Operation
    • Made In The USA
    • Carpeted Underpanels Provide A Finished OEM Look
    • Weather Resistant
    • 5 Year Warranty
  • A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ultimate all-purpose truck bed cover. All-new features that accompany the Ultra Flex include an integrated luminous rail light system for enhanced night vision, and a dual action tailgate seal, allowing for easy operation and you to close the tailgate with the cover up or down. Multiple riding positions allow the user to ride with full access to their bed, and full weather protection is available if the cover is in the fully closed position. Ultra Flex has an Easy Clamp-on design application and can be installed and removed easily with our newly designed L-Rail's. What's more, the Ultra Flex is backed by a 5-year warranty, making it the most desirable folding cover on the market.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 78.8 Denali

UnderCover
  • UX 14-19 HD GM 8.2ft
  • Matte Black
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • Ultra Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message:
      • Cancer And Reproductive
      • Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: No
    • Low Profile: No
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Stylish Matte Black Finish
    • Integrated Luminous Bed Rail Light
    • Automatic Latching Panels
    • Ultra Low Profile Design
    • Dual Action Tailgate Seal For Easy Operation
    • Made In The USA
    • Carpeted Underpanels Provide A Finished OEM Look
    • Weather Resistant
    • 5 Year Warranty
  • A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ultimate all-purpose truck bed cover. All-new features that accompany the Ultra Flex include an integrated luminous rail light system for enhanced night vision, and a dual action tailgate seal, allowing for easy operation and you to close the tailgate with the cover up or down. Multiple riding positions allow the user to ride with full access to their bed, and full weather protection is available if the cover is in the fully closed position. Ultra Flex has an Easy Clamp-on design application and can be installed and removed easily with our newly designed L-Rail's. What's more, the Ultra Flex is backed by a 5-year warranty, making it the most desirable folding cover on the market.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE

UnderCover
  • AX 14-19 HD GM 8.2ft
  • Black Textured
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • Armor Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 45 Minutes
    • Rails To Install: No
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Heavy Duty Panels
    • Premium Grade LINE X Coating
    • Dual Action Tailgate Seal
    • Stylish Matte Black Appearance
    • Low Profile Design
    • Automatic Latching Panels
    • Made In The USA
    • 5 Year Warranty
  • The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the most extreme environments. The dual-action tailgate seal offers universal tailgate operation, allowing you to close the tailgate with the last panel of the cover up or down. ArmorFlex is proudly made in the USA, and comes backed by a 5-year warranty.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE

UnderCover
  • UX 14-19 HD GM 8.2ft
  • Matte Black
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • Ultra Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: No
    • Low Profile: No
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Stylish Matte Black Finish
    • Integrated Luminous Bed Rail Light
    • Automatic Latching Panels
    • Ultra Low Profile Design
    • Dual Action Tailgate Seal For Easy Operation
    • Made In The USA
    • Carpeted Underpanels Provide A Finished OEM Look
    • Weather Resistant
    • 5 Year Warranty
  • A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ultimate all-purpose truck bed cover. All-new features that accompany the Ultra Flex include an integrated luminous rail light system for enhanced night vision, and a dual action tailgate seal, allowing for easy operation and you to close the tailgate with the cover up or down. Multiple riding positions allow the user to ride with full access to their bed, and full weather protection is available if the cover is in the fully closed position. Ultra Flex has an Easy Clamp-on design application and can be installed and removed easily with our newly designed L-Rail's. What's more, the Ultra Flex is backed by a 5-year warranty, making it the most desirable folding cover on the market.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE

UnderCover
  • UX 14-19 GM Leg/Lmtd 6.7ft
  • Matte Black
  • 2014-2018 Chevrolet Silverado/GMC Sierra/2019 Legacy/Limited 6.7ft Short Bed Std/Ext/Crew (2014 1500 Only; 2015-2019 1500;2500;3500) Black Textured
  • Ultra Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: No
    • Low Profile: No
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Stylish Matte Black Finish
    • Integrated Luminous Bed Rail Light
    • Automatic Latching Panels
    • Ultra Low Profile Design
    • Dual Action Tailgate Seal For Easy Operation
    • Made In The USA
    • Carpeted Underpanels Provide A Finished OEM Look
    • Weather Resistant
    • 5 Year Warranty
  • A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ultimate all-purpose truck bed cover. All-new features that accompany the Ultra Flex include an integrated luminous rail light system for enhanced night vision, and a dual action tailgate seal, allowing for easy operation and you to close the tailgate with the cover up or down. Multiple riding positions allow the user to ride with full access to their bed, and full weather protection is available if the cover is in the fully closed position. Ultra Flex has an Easy Clamp-on design application and can be installed and removed easily with our newly designed L-Rail's. What's more, the Ultra Flex is backed by a 5-year warranty, making it the most desirable folding cover on the market.

Additional Fitment Information:
Vehicle Bed Bed Length
2017 - GMC Sierra 2500 HD Fleetside 78.8

UnderCover
  • AX 14-19 GM Leg/Lmtd 6.7ft
  • Black Textured
  • 2014-2018 Chevrolet Silverado/GMC Sierra/2019 Legacy/Limited 6.7ft Short Bed Std/Ext/Crew (2014 1500 Only; 2015-2019 1500;2500;3500) Black Textured
  • Armor Flex Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: No
    • Style: Hard Folding Cover
    • Install Time: 45 Minutes
    • Rails To Install: No
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Heavy Duty Panels
    • Premium Grade LINE X Coating
    • Dual Action Tailgate Seal
    • Stylish Matte Black Appearance
    • Low Profile Design
    • Automatic Latching Panels
    • Made In The USA
    • 5 Year Warranty
  • The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the most extreme environments. The dual-action tailgate seal offers universal tailgate operation, allowing you to close the tailgate with the last panel of the cover up or down. ArmorFlex is proudly made in the USA, and comes backed by a 5-year warranty.

Additional Fitment Information:
Vehicle Bed Bed Length
2017 - GMC Sierra 2500 HD Fleetside 78.8

UnderCover
  • FX 14-19 HD GM 8.2ft
  • Black Textured
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • FLEX Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message:
      • Cancer And Reproductive
      • Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: Yes
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: Yes
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Ultra Low Profile Design
    • Allows For Full Access To Your Bed
    • Built In Prop Rods Secure The Cover
    • Plastic Buckles And Straps Included
    • Rubber Seals And Drain Tubes Channel Water Away
    • Easy Clamp-On Design And 3 Year Warranty
  • Introducing the next generation of folding covers -- the UnderCover Flex folding cover. Flex combines the best of both worlds, the security of a hard locking cover and convenience of a soft roll up cover. Constructed from the best materials available, Flex will withstand the abuse Mother Nature throws at it and keep coming back for more. Low Profile -- Ultra-low profile design rests inside the bed rails allowing for a very sleek look. Full Access -- Built in prop rods secure the cover allowing your truck to be driven with the cover fully open. Easy Removal -- Entire cover can be removed in seconds with no tools needed. Secure Design -- Plastic buckles and straps are included to secure the panels in the partially open position. FRP Composite Panels -- Lighter, stronger and higher dent resistance than aluminum. Weather Resistant -- Rubber seals and drain tubes channel water away from and out of the bed. Easy Clamp-on design. No other folding cover can match the Flex for versatility, security and function. Covered or uncovered, always an option with UnderCover.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE

UnderCover
  • FX 14-19 GM Leg/Lmtd 6.7ft
  • Black Textured
  • 2014-2018 Chevrolet Silverado/GMC Sierra/2019 Legacy/Limited 6.7ft Short Bed Std/Ext/Crew (2014 1500 Only; 2015-2019 1500;2500;3500)
  • FLEX Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: Yes
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: Yes
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Ultra Low Profile Design
    • Allows For Full Access To Your Bed
    • Built In Prop Rods Secure The Cover
    • Plastic Buckles And Straps Included
    • Rubber Seals And Drain Tubes Channel Water Away
    • No Drill Installation And 3 Year Warranty
  • Introducing the next generation of folding covers -- the UnderCover Flex folding cover. Flex combines the best of both worlds, the security of a hard locking cover and convenience of a soft roll up cover. Constructed from the best materials available, Flex will withstand the abuse Mother Nature throws at it and keep coming back for more. Low Profile -- Ultra-low profile design rests inside the bed rails allowing for a very sleek look. Full Access -- Built in prop rods secure the cover allowing your truck to be driven with the cover fully open. Easy Removal -- Entire cover can be removed in seconds with no tools needed. Secure Design -- Plastic buckles and straps are included to secure the panels in the partially open position. FRP Composite Panels -- Lighter, stronger and higher dent resistance than aluminum. Weather Resistant -- Rubber seals and drain tubes channel water away from and out of the bed. Easy Clamp-on design. No other folding cover can match the Flex for versatility, security and function. Covered or uncovered, always an option with UnderCover.

Additional Fitment Information:
Vehicle Bed Bed Length
2017 - GMC Sierra 2500 HD Fleetside 78.8

UnderCover
  • FX 14-19 HD GM 8.2ft
  • Black Textured
  • 2014-2018 GM/2019 2500/3500 HD 8.2ft Bed
  • FLEX Tonneau Cover
  • Product Attributes:
    • WARNING CA Proposition 65: Yes
    • WARNING CA Proposition 65 Message: Warning: Cancer And Reproductive Harm - Www.p65warnings.ca.gov.
    • Front Opening: Yes
    • Style: Hard Folding Cover
    • Install Time: 15 Minutes
    • Rails To Install: Yes
    • Low Profile: Yes
    • Actual Color: Black
    • Paintable: No
    • Works w/Toolbox: No
    • Key Lockable: No
    • Full Bed Access: Yes
  • Features:
    • Ultra Low Profile Design
    • Allows For Full Access To Your Bed
    • Built In Prop Rods Secure The Cover
    • Plastic Buckles And Straps Included
    • Rubber Seals And Drain Tubes Channel Water Away
    • Easy Clamp-On Design And 3 Year Warranty
  • Introducing the next generation of folding covers -- the UnderCover Flex folding cover. Flex combines the best of both worlds, the security of a hard locking cover and convenience of a soft roll up cover. Constructed from the best materials available, Flex will withstand the abuse Mother Nature throws at it and keep coming back for more. Low Profile -- Ultra-low profile design rests inside the bed rails allowing for a very sleek look. Full Access -- Built in prop rods secure the cover allowing your truck to be driven with the cover fully open. Easy Removal -- Entire cover can be removed in seconds with no tools needed. Secure Design -- Plastic buckles and straps are included to secure the panels in the partially open position. FRP Composite Panels -- Lighter, stronger and higher dent resistance than aluminum. Weather Resistant -- Rubber seals and drain tubes channel water away from and out of the bed. Easy Clamp-on design. No other folding cover can match the Flex for versatility, security and function. Covered or uncovered, always an option with UnderCover.

Additional Fitment Information:
Vehicle Bed Bed Length Sub Model
2017 - GMC Sierra 2500 HD Fleetside 97.6 SLE
Showing 1 - 10 of 18 products

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