2024 GMC Sierra 2500HD AT4X First Look: Heavy Duty, Professional-Grade Off-Roader

[{"selector":"#anim-008a9ef4-c204-4dce-8596-fd643805a15b","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7798d2f4-3745-4c9c-9a04-b98d0e3b0d15","keyframes":{"transform":["translate3d(-120.61856%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 1. The 2024 GMC Sierra 2500HD AT4X is set to compete with the Ram Power Wagon, Ram 2500 HD Rebel, and Ford Super Duty Tremor in the heavy-duty off-road market.

[{"selector":"#anim-66d3c57f-d268-4a36-969f-455904ae1fd6","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-60117afb-42fa-42c2-8cfc-0d02c0daefae","keyframes":{"transform":["translate3d(-116.05352%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 2. It shares mechanical components with the Silverado 2500HD ZR2, including MultiMatic Dynamic Suspension Spool Valve (DSSV) dampers and a 1.5-inch suspension lift.

[{"selector":"#anim-2df56a9c-22bb-4d3b-b2e5-315065887db6","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-edbea000-1d45-4577-a8d7-e59a74d699d8","keyframes":{"transform":["translate3d(-115.25974%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 3. The AT4X boasts enhanced off-road capabilities with "specific" upper and lower control arms, steering knuckles, and skid plates.

[{"selector":"#anim-b7858aba-f0d5-4e82-ab27-242e1b6b6dbd","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6a15de15-5d02-4486-9d1a-f6de49b81063","keyframes":{"transform":["translate3d(-121.64948%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 4. It rides on 305/70R18 Goodyear Wrangler Territory MT tires, mounted on 18-inch aluminum wheels.

[{"selector":"#anim-d7ade1fd-2345-47c2-bbed-5e2832dd74d8","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ae184342-54a2-4854-b7b5-8b4c23d8c91e","keyframes":{"transform":["translate3d(-120.61856%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 5. The AT4X features a rear electronic locking differential and an Off-Road Mode for optimized off-road performance.

[{"selector":"#anim-8b52455c-9e30-45cd-a532-b83b29d83e40","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-10f8e0e9-3e18-402c-93d2-cd7d20477d81","keyframes":{"transform":["translate3d(-116.05352%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 6. The Obsidian Rush interior includes power massaging front seats, full-grain leather-wrapped seats, Vanta Ash wood décor, and a 12-speaker Bose audio system.

[{"selector":"#anim-501a702f-995a-41d7-a031-4f7cdd194569","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fc4d9bff-df61-486f-afbf-e563bbfd1ab6","keyframes":{"transform":["translate3d(-115.25974%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 7. The AT4X is available with either a 6.6-liter V-8 gasoline engine or a 6.6-liter Duramax V-8 turbodiesel engine, both mated to an Allison 10-speed automatic transmission.

[{"selector":"#anim-b4edc6be-c001-48fc-a7c7-5a4ac8dc0ea6","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-41b2fdcc-e45c-4850-a5a6-9e0745759299","keyframes":{"transform":["translate3d(-121.64948%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 8. The AT4X AEV Edition includes stamped steel AEV bumpers, integrated recovery points, front winch capability, heavy-duty steel skid plates, and unique exterior badging.

[{"selector":"#anim-b87d22be-2848-4f2c-a536-42d6da75cda2","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-41e20595-0b00-4d22-b020-34d05a35eb56","keyframes":{"transform":["translate3d(-120.61856%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 9. The 2024 GMC Sierra HD AT4X and AT4X AEV Edition are expected to hit dealerships in the fall of 2023.

[{"selector":"#anim-33b29644-cb23-45ae-9dad-1667976cab2a","keyframes":{"opacity":[0,1]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3754ce44-bf84-4afa-8b03-cd3eddbb2cc8","keyframes":{"transform":["translate3d(-116.05352%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":250,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] 10. While pricing has not been announced, the AEV Edition may surpass the HD Denali Ultimate's $94,000 price point. BetterWorseSameWas this response better or worse?

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