GMC Sierra 2500 Spare Tire

The GMC Sierra 2500 spare tire is a crucial component that serves as a backup in case of a tire blowout or puncture, ensuring the driver can safely move the vehicle to a repair shop. The type of spare tire for the Sierra 2500 is typically a full-size matching spare tire, meaning it matches the size and construction of the vehicle's standard tires, rather than a compact or temporary spare tire; this ensures it functions nearly as well as the regular tires for normal driving circumstances. The commonly used size for this spare tire is the LT245/75R17, though the exact size may vary depending on the year and exact model of the GMC Sierra 2500, as well as the tire packages chosen if the vehicle has upgraded wheels or tires.

GMC Sierra 2500 models manufactured from 1999 to 2004 have tires with overall diameter of 30.5", 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 2500 years and trims.

Listed below are compact spare tire sizes that can fit some GMC Sierra 2500 vehicles based on acceptable tire diameter range of 29.6" to 31.4". Some Sierra 2500 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 2500 spare tire size designated by vehicle's manufacturer.

Spare Size	Spare Diameter
T175/90D18from $290.30	30.4"
T175/80R19from $182.97	30"
T165/90D18from $115.96	29.7"
T165/90R18	29.7"
T175/90R18	30.4"

Spare Tire for GMC Sierra 2500

Discover spare tire solutions for your GMC Sierra 2500 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 2500 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.