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Bed & Cargo Upgrades & Fitment for 2018-2021 GMC Sierra 1500

Browse verified Bed & Cargo products, accessories, and replacement parts tailored for GMC Sierra 1500.

Fitment & Engineering Overview

Upgrading bed & cargo on your 2018-2021 GMC Sierra 1500 enhances vehicle utility, durability, and overall style. PickupChain brings together verified parts from top truck manufacturers with accurate vehicle fitment data.

Explore top user-reviewed bed & cargo components designed specifically to fit the chassis, bed, or drivetrain of the GMC Sierra 1500.

Key Tech Specs & Tips

Exact Vehicle Compatibility

All bed & cargo listings are cross-checked against 2018-2021 GMC Sierra 1500 trim levels and factory specifications.

Ease of Installation

Many featured accessories offer direct bolt-on installation using existing factory mounting points with no drilling required.

Available Bed & Cargo Upgrades

Top merchant prices & verified fitment specs for 2018-2021 GMC Sierra 1500

Access 1988-2000 Chevrolet Silverado GMC Sierra Full Size 8' Box Bed Lorado Roll-Up Tonneau Cover 42119 - GMC Sierra 1500 Fitment

Access 1988-2000 Chevrolet Silverado GMC Sierra Full Size 8' Box Bed Lorado Roll-Up Tonneau Cover 42119

$602.65Details
Tonno Pro 1973-1987 Chevrolet Silverado GMC Sierra Full Size Standard Short Bed 6.5'ft Tonno Fold Tonneau Cover 42-110 - GMC Sierra 1500 Fitment
Tonnopro Tonneau Covers

Tonno Pro 1973-1987 Chevrolet Silverado GMC Sierra Full Size Standard Short Bed 6.5'ft Tonno Fold Tonneau Cover 42-110

$279.00Details
Access 1988-1998 Chevrolet Silverado GMC Sierra Full Size 6' 6" Stepside Box Roll-Up Tonneau Cover 12139 - GMC Sierra 1500 Fitment

Access 1988-1998 Chevrolet Silverado GMC Sierra Full Size 6' 6" Stepside Box Roll-Up Tonneau Cover 12139

$580.55Details
Access 2014-2018 Chevrolet Silverado GMC Sierra 1500 Full Size 5' 8" Box Bed TonnoSport Roll-Up Tonneau Cover 22020319 - GMC Sierra 1500 Fitment

Access 2014-2018 Chevrolet Silverado GMC Sierra 1500 Full Size 5' 8" Box Bed TonnoSport Roll-Up Tonneau Cover 22020319

$389.99Details
YITAMOTOR Soft Roll Up Tonneau Cover for Silverado Sierra 1500 2014-2018 5.8ft - GMC Sierra 1500 Fitment
YITAMOTOR

YITAMOTOR Soft Roll Up Tonneau Cover for Silverado Sierra 1500 2014-2018 5.8ft

$399.99Details
Access 1973-1987 Chevrolet Silverado GMC Sierra Full Size 6' 4" Box Bed Roll-Up Tonneau Cover 12029 - GMC Sierra 1500 Fitment

Access 1973-1987 Chevrolet Silverado GMC Sierra Full Size 6' 4" Box Bed Roll-Up Tonneau Cover 12029

$580.55Details
LOMAX 2014-2018 Chevrolet Silverado 1500 GMC Sierra 1500 5' 8" Hard Folding Cover Single Tonneau Cover B4020019 - GMC Sierra 1500 Fitment
LOMAX Tonneau Covers

LOMAX 2014-2018 Chevrolet Silverado 1500 GMC Sierra 1500 5' 8" Hard Folding Cover Single Tonneau Cover B4020019

$1187.10Details
Access 1988-2000 Chevrolet Silverado GMC Sierra Full Size 8' Box Bed Vanish Roll-Up Tonneau Cover 92119 - GMC Sierra 1500 Fitment
Access Tonneau Cover

Access 1988-2000 Chevrolet Silverado GMC Sierra Full Size 8' Box Bed Vanish Roll-Up Tonneau Cover 92119

$498.95Details
Truxedo 2014-2018 Chevrolet GMC 1500 Full Size Deuce 5'8" Bed Size Tonneau Cover 771801 - GMC Sierra 1500 Fitment
TruXedo

Truxedo 2014-2018 Chevrolet GMC 1500 Full Size Deuce 5'8" Bed Size Tonneau Cover 771801

$649.99Details
Tonnomax Chevrolet Silverado GMC Sierra New Body Style 5.75' Truck Bed Soft Roll up Cross Bar Separate Tonneau Cover TC13LCC158 - GMC Sierra 1500 Fitment

Tonnomax Chevrolet Silverado GMC Sierra New Body Style 5.75' Truck Bed Soft Roll up Cross Bar Separate Tonneau Cover TC13LCC158

$195.99Details
Access 1973-1987 Chevrolet Silverado GMC Sierra Full Size 6' 4" Box Bed LiteRider Roll-Up Tonneau Cover 32029 - GMC Sierra 1500 Fitment

Access 1973-1987 Chevrolet Silverado GMC Sierra Full Size 6' 4" Box Bed LiteRider Roll-Up Tonneau Cover 32029

$489.60Details
YITAMOTOR Soft Tri-Fold Tonneau Cover for 2014-2018 Chevy Silverado GMC Sierra 1500 5.8ft Bed Truck Bed Cover - GMC Sierra 1500 Fitment
YITAMOTOR

YITAMOTOR Soft Tri-Fold Tonneau Cover for 2014-2018 Chevy Silverado GMC Sierra 1500 5.8ft Bed Truck Bed Cover

$499.99Details

Other Parts for 2018-2021 GMC Sierra 1500

Tires2018-2021 FitmentWheels2018-2021 FitmentSuspension2018-2021 FitmentSteering2018-2021 FitmentBrakes2018-2021 FitmentLighting2018-2021 Fitment

Compare Bed & Cargo for Other Truck Models

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GMC Sierra 1500 Year Ranges (Bed & Cargo)

GMC Sierra 1500 (2022-2024)GMC Sierra 1500 (2019-2021)GMC Sierra 1500 (2014-2018)

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