Infiniti Q45 Spare Tire

Infiniti Q45, being a luxury sedan, possesses a compact temporary spare tire, a popular type designed to reduce weight and increase storage space within the vehicle. Also known as a "donut," this size of the spare tire is smaller than the vehicle's standard tires to save space and is intended only for short distances before the original tire can be repaired or replaced. It is recommended not to drive above 50 mph and no more than 70 miles on the spare tire. The exact tire size for the Infiniti Q45 can vary with the year of the vehicle manufacture, but a common size used is the P225/60R16 97H tire. It is always recommended to refer to the owner ' s manual or consult with a professional tire specialist to confirm the appropriate spare tire size and type to maximize safety and performance.

Infiniti Q45 models manufactured from 1990 to 2006 have tires with overall diameter ranging from 25.9" to 26.8", 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 Q45 years and trims.

Listed below are compact spare tire sizes that can fit some Infiniti Q45 vehicles based on acceptable tire diameter range of 25.1" to 27.6". Some Q45 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 Q45 spare tire size designated by vehicle's manufacturer.

Spare Size	Spare Diameter
T145/60R20from $271.36	26.9"
T145/80D18from $257.05	27.1"
T155/70R18from $178.60	26.6"
T155/70D17from $175.43	25.6"
T165/80R17from $166.85	27.4"
T155/60R18from $164.19	25.3"
T135/90R17from $158.19	26.6"
T135/90R16from $155.20	25.6"
T135/70R19from $147.99	26.5"
T145/65R20from $146.43	27.4"
T155/70R17from $139.76	25.6"
T135/70D18from $135.05	25.5"
T135/80R17from $133.66	25.5"
T135/70R18from $131.66	25.5"
T135/80R18from $125.96	26.5"
T165/80D17from $124.93	27.4"
T145/70D18from $118.97	26"
T115/95R17from $117.54	25.6"
T135/80D17from $112.58	25.5"
T155/80D17from $97.90	26.8"
T155/90D16from $92.99	27"
T145/90D16from $88.99	26.3"
T145/80D17from $81.99	26.1"
T155/80D16	25.7"
T155/80R16	25.7"
T155/80R17	26.8"
T155/90R16	27"
T165/70D17	26.1"
T165/70D18	27.1"
T165/70R17	26.1"
T165/70R18	27.1"
T185/55D18	26"
T185/55R18	26"
T185/60D17	25.7"
T185/60R17	25.7"
T155/70D18	26.6"
T145/90R17	27.3"
T145/90R16	26.3"
T135/60D19	25.4"
T135/60R19	25.4"
T135/80D18	26.5"
T135/90D16	25.6"
T135/90D17	26.6"
T145/65D18	25.4"
T145/65R18	25.4"
T145/70R18	26"
T145/80R17	26.1"
T145/80R18	27.1"
T145/90D17	27.3"
T125/70R19	25.9"

Spare Tire for Infiniti Q45

Discover spare tire solutions for your Infiniti Q45 based on model year. Generally, spare tire size has to be within 3% of the overall diameter of the original equipment tire size. Infiniti Q45 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.