GMC Sierra 3500 HD Spare Tire

The GMC Sierra 3500 HD, a heavy-duty full-size pickup truck, typically comes with a fully sized spare tire to provide optimal performance in the case of a flat tire or puncture. The spare tire for the GMC Sierra 3500 HD typically matches the size and type of the truck's regular tires, ensuring optimal performance and safety if it needs to be used. As for the exact size, it's dependent on the model year and specific configurations of the truck. Nonetheless, most common size is LT235/80R17 for regular models. It's always advised to check the vehicle's manual or consult with a professional for accurate information. The spare tire is usually stored underneath the rear cargo area and comes with a lift mechanism for easy access and replacement.

GMC Sierra 3500 HD models manufactured from 2007 to 2025 have tires with overall diameter ranging from 29.3" to 34.1", allowing the use of a temporary spare tire with a near same diameter as the OEM tire. Tire diameter and wheel diameter clearance have been taken into account for the specific GMC Sierra 3500 HD years and trims.

Listed below are compact spare tire sizes that can fit some GMC Sierra 3500 HD vehicles based on acceptable tire diameter range of 28.4" to 35.1". Some Sierra 3500 HD models may require the use of a traditional full-size tire as a spare. To ensure safe temporary mobility in case of a road emergency, always refer to the vehicle owner's manual for the correct GMC Sierra 3500 HD spare tire size designated by vehicle's manufacturer.

Spare Size	Spare Diameter
T175/90D18from $290.30	30.4"
T175/80R19from $182.97	30"
T155/80R19from $173.33	28.8"
T155/90D18from $163.99	29"
T155/90R18from $134.96	29"
T165/90R17from $119.99	28.7"
T165/90D18from $115.96	29.7"
T165/90D17from $109.43	28.7"
T175/90R17	29.4"
T175/90D17	29.4"
T175/80R18	29"
T175/80D18	29"
T165/90R18	29.7"
T155/80D19	28.8"
T145/80R20	29.1"
T175/90R18	30.4"

Spare Tire for GMC Sierra 3500 HD

Discover spare tire solutions for your GMC Sierra 3500 HD based on model year. Generally, spare tire size has to be within 3% of the overall diameter of the original equipment tire size. GMC Sierra 3500 HD tire size can vary depending on the year and trim. Make sure to check the load index and load capacity of the spare tire to ensure that it is capable to safely support your vehicle's weight.

All listed guides, data and/or calculations are for informational purposes only. Spare-Tires.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for the correct spare tire size configuration.