Find the best tires for your GMC

GMC Tire Sizes & Factory Wheel Fitment by Model

GMC models span documented factory tire sizes from P235/50R17 to LT305/55R22/E, with factory wheel diameters ranging from 14 to 24 inches. Wheel breadth varies sharply by nameplate: Yukon covers the widest documented range of any GMC model, from 15-inch to 24-inch factory wheels, while Sierra 1500 carries 27 unique documented OEM tire sizes across nearly three decades of production.

Explore GMC OEM tire sizes for Sierra 1500, Yukon, Acadia and other models in the table below, or select your model to see its complete documented OE tire/wheelrange.

Tire Sizes GMC Models Use

Factory wheel diameters across these models range from 15 to 24 inches, and Sierra 2500HD alone accounts for nine distinct documented wheel sizes despite carrying fewer unique tire sizes than Sierra 1500 or Canyon.

Largest and Smallest GMC OEM Tire by Model

Canyon spans the widest documented tire range among directly compared GMC models, from P235/50R17 at approximately 26.3 inches to LT315/70R17/C at approximately 34.4 inches. Hummer EV Pickup sits at the opposite extreme: both of its documented sizes, LT305/70R18/E and LT305/55R22/E, measure above 34.8 inches, the tallest floor of any compared GMC model. Savana 2500's smallest and largest documented tires differ by barely more than an inch.

Don't see your GMC model in the table above? Choose it from the vehicle selector to check its documented OEM tire sizes by model and model year.

GMC Factory Wheel Sizes by Model

Factory wheel diameters vary widely across GMC's model history. Yukon documents the broadest range of any GMC nameplate, from 15-inch wheels up through 24-inch wheels, and Yukon XL reaches the same 24-inch ceiling from an 18-inch floor. Sierra 1500, Sierra 2500HD, Canyon and Acadia all climb into the 20-inch-and-up range, while Savana 2500 remains fixed at a single documented 16-inch wheel across three decades of production.

If your GMC model isn't shown in the table above, choose it from the vehicle selector to find its documented factory wheel-size range and model-year fitment.