Shop toolboxes that fit the 2023 GMC Sierra 2500 HD. Fitment-matched and shipped from US warehouses.
TrailFX
TrailFX 120702 Low-Profile Crossover Aluminum Truck Bed Tool Box, Black Powder Coated for Ford F-150/F-250/F-350, Chevy Silverado, GMC Sierra & More
Price$528.99
In Stock
★ Mission Ready
TrailFX
TrailFX 120703 Crossover Contractor Truck Bed Tool Box, Angled Single-Lid Diamond Tread Aluminum, Matte Black for Ford F-150/F-250/F-350 & More
Price$533.99
In Stock
★ Mission Ready
TrailFX
TrailFX 140701 Standard Crossover Aluminum Truck Bed Tool Box with Tray for Ford F-150/F-250/F-350, Chevy Silverado, GMC Sierra, Ram 1500 & More
Price$519.99
In Stock
★ Mission Ready
Toolboxes for the 2023 GMC Sierra 2500 HD
Crossover, chest and side-mount toolboxes that keep gear secure in the 2023 GMC Sierra 2500 HD bed.
This page lists 99 toolboxes products matched to the 2023 GMC Sierra 2500 HD. 2023 is the last year before the 2024 Sierra HD refresh.
Shop every part that fits: 2023 GMC Sierra 2500 HD Parts & Accessories.
2023 GMC Sierra 2500 HD fitment tips
- Beds are 6 ft 9 in (standard) or 8 ft 2 in (long) - match covers, toolboxes and transfer tanks to yours.
- The 2024 refresh changed the front fascia, so many bumpers and grille guards are split into 2020-2023 and 2024+.
- 3500 dually trucks need DRW-specific fender flares and running boards.
- Factory-lifted trims like ZR2 and AT4X do not need leveling kits and may not accept standard lift kits.
- Not sure about your trim, cab or bed length? Use the vehicle selector at the top of the page, or contact us with your VIN and we will confirm fitment before you order.
Other model years: 2024 GMC Sierra 2500 HD · 2025 GMC Sierra 2500 HD · 2026 GMC Sierra 2500 HD