How to carry things on a 2020 GMC Sierra 2500HD roof rack properly?
Choosing a roof rack for a 2020 GMC Sierra 2500HD depends on what you carry — bikes, boards, boxes, or work gear — and on your roof type (naked roof, rails, or factory bars). Use vehicle-specific feet and fit kits, and stay within the lower of the rack and vehicle roof load limits.
Automobile boxes or rack systems?
Crossbars with sport carriers suit frequent outdoor gear; a cargo box helps for family travel. Confirm bar shape compatibility with your carriers.
LEGAL ADVICE
Tying something to the top may be illegal in many states, so using a GMC Sierra 2500HD roof rack or a top carrier is always better.