2023 GMC UnderCover Parts

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Canyon Sierra 1500 Sierra 2500 HD Sierra 3500 HD

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2023 GMC Sierra 1500 Tonneau Cover UnderCover

AX 2019-23 GM 1500 6.7ft
Black Textured w/or w/o Multi-Pro Tailgate~Will not fit Carbon Pro model
2019-2023 Chevrolet Silverado/GMC Sierra 1500HD 6.7ft Short Bed (New Body Style) Std/Ext/Crew Black Textured w/or w/o MPT
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
2023 - GMC Sierra 1500	Fleetside	79.4	Pro

3 In Stock

$1,779.99 CAD

$2,135.99 CAD

Brand	UnderCover
Part #	AX12023
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

Triad 2019-23 GM 6.5ft
Matte Black Panels Will Not Work With UnderCover SwingCase
19-2023 Silverado/Sierra 6.5 Bed
UnderCover Triad Tonneau Cover
Product Attributes:
- WARNING CA Proposition 65: Yes
- Paintable: No
- WARNING CA Proposition 65 Message: Cancer And Reproductive
- Works w/Toolbox: No
- Front Opening: No
- Style: Hard Folding Cover
- Key Lockable: No
- Full Bed Access: Yes
- Rails To Install: No
- Low Profile: Yes
Features:
- Fashionable Matte Black Panels
- Easy On-Off Functionality
- Integrated Perimeter And Corner Seals
- Dual Hinge Seals
The TRIAD by UnderCover is a hard-folding truck bed cover featuring matte black panels for a sleek and innovative addition to your truck bed. Integrated perimeter seals protect your truck bed from the elements, while aluminum panels enhance the security of your truck bed and support up to 600 lbs of evenly distributed weight. The TRIAD has 2 available riding positions in the fully closed and 2/3 open position for convenience to haul and manage most any cargo. The TRIAD is fashioned with easy-to-use tailgate clamps allowing quick access to the truck bed. The TRIAD hard-folding cover comes completely assembled to provide a quick and easy installation and backed by a 3-year warranty.

Additional Fitment Information:

Vehicle	Bed	Bed Length	Sub Model
2023 - GMC Sierra 1500	Fleetside	79.4	Elevation

6 In Stock

$1,199.39 CAD

$1,439.27 CAD

Brand	UnderCover
Part #	TR16023
Condition	New
Warehouse	C

2023 GMC Sierra 3500 HD Tonneau Cover UnderCover

AX 2020-23 HD GM 8.2ft
Black Textured Dually Bed
2020-2023 GM 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
2023 - GMC Sierra 3500 HD	Fleetside	98.2

3 In Stock

$1,849.99 CAD

$2,219.99 CAD

Brand	UnderCover
Part #	AX12026
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EL 2019-23 Sierra 1500 5.10ft
Black Textured; With Multi-Pro Tailgate Without CarbonPro Bed
2019-2023 GMC Sierra 1500 5.10ft (New Body Style) Short Bed Ext/Crew w/Multipro TG Black Textured
Elite 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Black
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- New Single Lock Handle
- OEM Codable Lock
- LED Light Is 3X As Bright And Removable
- Lanyard Helps To Easily Access Cargo Just Out Of Reach
- Weather-Tight
- Lightweight
- Easy On/Easy Off Design
- Heavy Duty Steel Powder Coated Frame Rails
- Includes Garage Wall Storage System
- Sleek Styled Contour Custom Fit
The Elite LX is the newest cover from UnderCover. It comes standard with all the features from the UnderCover Elite. Weve added a premium carpet lined underside, topped with flawless paint to match to make the LX the sharpest tonneau on the market. Engineered to provide a precise fit and finish to your truck bed.

Additional Fitment Information:

Vehicle	Bed	Bed Length
2023 - GMC Sierra 1500	Fleetside	69.9

Brand	UnderCover
Part #	UC1238
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EL 2019-23 Sierra 1500 5.10ft
Black Textured; Without Multi-Pro Tailgate Without CarbonPro Bed~Without Multi-Pro Tailgate
2019-2023 GMC Sierra 1500 5.10ft (New Body Style) Short Bed Ext/Crew Black Textured-w/o MultiPro TG Black Textured
Elite 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Black
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- New Single Lock Handle
- OEM Codable Lock
- LED Light Is 3X As Bright And Removable
- Lanyard Helps To Easily Access Cargo Just Out Of Reach
- Weather-Tight
- Lightweight
- Easy On/Easy Off Design
- Heavy Duty Steel Powder Coated Frame Rails
- Includes Garage Wall Storage System
- Sleek Styled Contour Custom Fit
The Elite By UnderCover Is The Most Refined UnderCover To Date. It Is Meticulously Designed, Engineered And Produced, But Its The Remarkable Features That Set It Apart. Completely New Design, Adding The Handle to The Back,Codable Lock And Brighter Removable LED Light.

Additional Fitment Information:

Vehicle	Bed	Bed Length
2023 - GMC Sierra 1500	Fleetside	69.9

Brand	UnderCover
Part #	UC1198
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EX 19-23 Sierra 1500 5.10ft
Black: Paint Code GBA/WA8555 Without CarbonPro Bed~With Multi-Pro Tailgate
2019-2023 GMC Sierra 1500 5.10ft Short Bed (New Body Style) Crew/Ext w/MultiPro TG-41(GBA)(WA8555)-Black
Elite LX 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Black
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- Lightweight
- ABS
- Composite Construction
- Custom Engineered For A Precise Fit
- Premium Carpet Lined Underside
- Full Perimeter Seal
- Removable LED Light
- Removes Easily Using Quick Release Hardware
The Elite LX is the newest cover from UnderCover. It comes standard with all the features from the UnderCover Elite. Weve added a premium carpet lined underside, topped with flawless paint to match to make the LX the sharpest tonneau on the market. Engineered to provide a precise fit and finish to your truck bed.

Additional Fitment Information:

Vehicle	Bed	Bed Length
2023 - GMC Sierra 1500	Fleetside	69.9

Brand	UnderCover
Part #	UC1238L-41
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EX 19-20 Sierra 1500 5.10ft
Havana; Paint Code G2X/WA439C Without CarbonPro Bed~With Multi-Pro Tailgate
2019-2020 GMC Sierra 1500 5.10ft Short Bed (New Body Style) Crew/Ext w/Multipro TG-G2X(WA439C)-Havana
Elite LX 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Havana
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- Lightweight
- ABS
- Composite Construction
- Custom Engineered For A Precise Fit
- Premium Carpet Lined Underside
- Full Perimeter Seal
- Removable LED Light
- Removes Easily Using Quick Release Hardware
The Elite LX is the newest cover from UnderCover. It comes standard with all the features from the UnderCover Elite. Weve added a premium carpet lined underside, topped with flawless paint to match to make the LX the sharpest tonneau on the market. Engineered to provide a precise fit and finish to your truck bed.

Additional Fitment Information:

Vehicle	Bed	Bed Length
2023 - GMC Sierra 1500	Fleetside	69.9

Brand	UnderCover
Part #	UC1238L-G2X
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EL 2019-23 Sierra 6.7ft
Black Textured; Will Not Fit MultiPro Tailgate Without Multi-Pro Tailgate
2019-2023 GMC Sierra 6.7ft Bed-w/o MultiPro TG Std/Ext/Crew Black Textured
Elite 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Black
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- New Single Lock Handle
- OEM Codable Lock
- LED Light Is 3X As Bright And Removable
- Lanyard Helps To Easily Access Cargo Just Out Of Reach
- Weather-Tight
- Lightweight
- Easy On/Easy Off Design
- Heavy Duty Steel Powder Coated Frame Rails
- Includes Garage Wall Storage System
- Sleek Styled Contour Custom Fit
The Elite By UnderCover Is The Most Refined UnderCover To Date. It Is Meticulously Designed, Engineered And Produced, But Its The Remarkable Features That Set It Apart. Completely New Design, Adding The Handle to The Back,Codable Lock And Brighter Removable LED Light.

Additional Fitment Information:

Vehicle	Bed	Bed Length	Sub Model
2023 - GMC Sierra 1500	Fleetside	79.4	Pro

Brand	UnderCover
Part #	UC1208
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EX 19-23 Sierra 1500 6.7ft
Black; Paint Code GBA/WA8555 Without CarbonPro Bed~With Multi-Pro Tailgate
2019-2023 GMC Sierra 1500 6.7ft Short Bed (New Body Style) Std/Ext/Crew w/Multipro TG 41(GBA)(WA8555)-Black
Elite LX 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Black
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- Lightweight
- ABS
- Composite Construction
- Custom Engineered For A Precise Fit
- Premium Carpet Lined Underside
- Full Perimeter Seal
- Removable LED Light
- Removes Easily Using Quick Release Hardware
The Elite LX is the newest cover from UnderCover. It comes standard with all the features from the UnderCover Elite. Weve added a premium carpet lined underside, topped with flawless paint to match to make the LX the sharpest tonneau on the market. Engineered to provide a precise fit and finish to your truck bed.

Additional Fitment Information:

Vehicle	Bed	Bed Length	Sub Model
2023 - GMC Sierra 1500	Fleetside	79.4	Pro

Brand	UnderCover
Part #	UC1218L-41
Condition	New
Warehouse	C

2023 GMC Sierra 1500 Tonneau Cover UnderCover

EX 19-23 Sierra 1500 6.7ft
Dark Sky Metallic; Paint Code GJI/WA626D; Will Not Fit MultiPro Tailgate Without Multi-Pro Tailgate
2019-2023 GMC Sierra 1500 6.7ft Short Bed (New Body Style) Std/Ext/Crew w/o Multipro TG GJI(WA626D)-Dark Sky Metallic
Elite LX 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 Non-folding Cover
- Install Time: 15 Minutes
- Rails To Install: No
- Low Profile: No
- Actual Color: Dark Sky Metallic
- Paintable: No
- Works w/Toolbox: No
- Key Lockable: Yes
- Full Bed Access: No
Features:
- Lightweight
- ABS
- Composite Construction
- Custom Engineered For A Precise Fit
- Premium Carpet Lined Underside
- Full Perimeter Seal
- Removable LED Light
- Removes Easily Using Quick Release Hardware
The Elite LX is the newest cover from UnderCover. It comes standard with all the features from the UnderCover Elite. Weve added a premium carpet lined underside, topped with flawless paint to match to make the LX the sharpest tonneau on the market. Engineered to provide a precise fit and finish to your truck bed.