451+ 2021 GMC Canyon Exterior Accessories AT4 Parts - Page 14

AT4 · Exterior Accessories (400 products)

Exact-fit parts for the 2021 GMC Canyon AT4.

Dee Zee

Part # DZ95010TB

Confirmed Fit

Deezee Universal Cargo Management Hex Overland Side Rails

$235.71

Undercover

Part # UC1156L-GBV

Confirmed Fit

UnderCover 15-18 Chevy Colorado/GMC Canyon 5ft Lux Bed Cover - Cyber Grey Effect

$1899.99

Retrax

Part # T-90454

Confirmed Fit

Retrax 15-18 Colorado & Canyon 5ft Bed PowertraxPRO XR

$2849.99

$Go Rhino 6in OE Xtreme II SideSteps - Tex Blk - 80in$

Go Rhino

Part # 660180T

Confirmed Fit

Go Rhino 6in OE Xtreme II SideSteps - Tex Blk - 80in

$544.99

Truxedo

Part # 249801

Confirmed Fit

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 5ft TruXport Bed Cover

$329.99

Undercover

Part # SL14003

Confirmed Fit

UnderCover 15-22 GMC/Chevy Canyon/Colorado 74.4in. Bed Select Bed Cover

$849.99

Truxedo

Part # 553301

Confirmed Fit

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 6ft Lo Pro Bed Cover

$499.99

Access

Part # 92359

Confirmed Fit

Access Vanish 15-19 Chevy/GMC Colorado / Canyon 6ft Bed Roll-Up Cover

$478.55

Truxedo

Part # 1118359

Confirmed Fit

Truxedo Elevate TS Rails - 72in.

$239.99

Truxedo

Part # 1549816

Confirmed Fit

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 5ft Sentry CT Bed Cover

$1199.99

BackRack

Part # 50126

Confirmed Fit

BackRack 15-23 Chevrolet Colorado / GMC Canyon Tonneau Hardware Kit - Wide Top

$199.99

Access

Part # E102002189

Confirmed Fit

Access ROCKSTAR 15-20 Chevy Colorado (Excl. ZR2) w/ Trim Plates 12in W x 18in L Splash Guard

$104.70

Undercover

Part # UC1158L-GAN

Confirmed Fit

UnderCover 15-20 Chevy Colorado/GMC Canyon 5ft Elite LX Bed Cover - Silver Ice

$1999.99

Truxedo

Part # 1118358

Confirmed Fit

Truxedo Elevate TS Rails - 63in.

$239.99

Undercover

Part # UC1166L-GBV

Confirmed Fit

UnderCover 15-18 Chevy Colorado/GMC Canyon 6ft Lux Bed Cover - Cyber Grey

$1899.99

Undercover

Part # UC1158L-GBV

Confirmed Fit

UnderCover 15-17 Chevy Colorado/GMC Canyon 5ft Elite LX Bed Cover - Cyber Grey Effect

$1999.99

Go Rhino

Part # 6962358020PC

Confirmed Fit

Go Rhino RB30 Running boards - Complete Kit

$954.96

$Go Rhino RB10 Slim Running Boards - Universal 80in. - Tex. Blk$

Go Rhino

Part # 630080SPC

Confirmed Fit

Go Rhino RB10 Slim Running Boards - Universal 80in. - Tex. Blk

$339.99

Truxedo

Part # 1253316

Confirmed Fit

TruXedo 15-22 GMC/Chevy Canyon/Colorado 74.4in. Bed Pro X15 TS

$649.99

Undercover

Part # UC1156L-G7C

Confirmed Fit

UnderCover 15-19 Chevy Colorado/GMC Canyon 5ft Lux Bed Cover - Pull Me Over Red

$1899.99

Frequently Asked Questions

Do these parts fit my 2021 GMC Canyon AT4?

This page groups parts listed for the 2021 GMC Canyon AT4. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What exterior accessories options are available for my 2021 GMC Canyon AT4?

We offer a wide selection of exterior accessories parts for the 2021 GMC Canyon AT4. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2021 GMC Canyon AT4?

We carry parts from trusted brands including Go Rhino, Westin, Undercover, Pace Edwards, and Truxedo, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2021 GMC Canyon AT4 parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2021 GMC Canyon AT4 parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2021 GMC Canyon(1,535 parts)

2021 GMC Canyon(1,535 parts)

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Other GMC Canyon Years

AT4 · Exterior Accessories (400 products)

Deezee Universal Cargo Management Hex Overland Side Rails

UnderCover 15-18 Chevy Colorado/GMC Canyon 5ft Lux Bed Cover - Cyber Grey Effect

Retrax 15-18 Colorado & Canyon 5ft Bed PowertraxPRO XR

Go Rhino 6in OE Xtreme II SideSteps - Tex Blk - 80in

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 5ft TruXport Bed Cover

UnderCover 15-22 GMC/Chevy Canyon/Colorado 74.4in. Bed Select Bed Cover

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 6ft Lo Pro Bed Cover

Access Vanish 15-19 Chevy/GMC Colorado / Canyon 6ft Bed Roll-Up Cover

Truxedo Elevate TS Rails - 72in.

Truxedo 15-20 GMC Canyon & Chevrolet Colorado 5ft Sentry CT Bed Cover

BackRack 15-23 Chevrolet Colorado / GMC Canyon Tonneau Hardware Kit - Wide Top

Access ROCKSTAR 15-20 Chevy Colorado (Excl. ZR2) w/ Trim Plates 12in W x 18in L Splash Guard

UnderCover 15-20 Chevy Colorado/GMC Canyon 5ft Elite LX Bed Cover - Silver Ice

Truxedo Elevate TS Rails - 63in.

UnderCover 15-18 Chevy Colorado/GMC Canyon 6ft Lux Bed Cover - Cyber Grey

UnderCover 15-17 Chevy Colorado/GMC Canyon 5ft Elite LX Bed Cover - Cyber Grey Effect

Go Rhino RB30 Running boards - Complete Kit

Go Rhino RB10 Slim Running Boards - Universal 80in. - Tex. Blk

TruXedo 15-22 GMC/Chevy Canyon/Colorado 74.4in. Bed Pro X15 TS

UnderCover 15-19 Chevy Colorado/GMC Canyon 5ft Lux Bed Cover - Pull Me Over Red

Frequently Asked Questions

Do these parts fit my 2021 GMC Canyon AT4?

What exterior accessories options are available for my 2021 GMC Canyon AT4?

What brands make parts for the 2021 GMC Canyon AT4?

How fast do 2021 GMC Canyon AT4 parts ship?

What warranty do your 2021 GMC Canyon AT4 parts come with?