Infiniti FX45 Spare Tire

The Infiniti FX45, a luxury mid-size crossover SUV, comes equipped with a temporary spare tire designed for short term or emergency use. This compact, space-saver tire, often referred to as a "donut," is smaller than the vehicle's regular tires in both width and diameter. Typically, the size of the spare tire for an Infiniti FX45 can be found printed on the tire ' s sidewall and is generally around 165/80D17. It should be noted that the Infiniti FX45's spare tire is only intended for temporary use due to its reduced durability and speed limitations, and should be replaced with a full-sized tire as soon as possible. Additionally, the vehicle's on-board tire pressure monitoring system may not accurately read the spare's tire pressure, so manual checks are recommended.

Infiniti FX45 models manufactured from 2003 to 2008 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 Infiniti FX45 years and trims.

Listed below are compact spare tire sizes that can fit some Infiniti FX45 vehicles based on acceptable tire diameter range of 29.6" to 31.4". Some FX45 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 Infiniti FX45 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 Infiniti FX45

Discover spare tire solutions for your Infiniti FX45 based on model year. Generally, spare tire size has to be within 3% of the overall diameter of the original equipment tire size. Infiniti FX45 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.