225/45R17 Tire Size Specifications & Compatible Vehicles
Overall Diameter
634.3 mm
Section Width
225 mm
Sidewall Height
101.3 mm
Circumference
1992.7 mm
Revs/Mile
808
Rim Diameter
17"
Inch Equivalent
25x8.9R17
Rim Width (ETRTO)
6.5" – 8.5"
Compatible Vehicles
The following vehicles use 225/45R17 tires from the factory:
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 225/45R17 and may be used as replacements:
Popular Comparisons
See how 225/45R17 compares to other common tire sizes:
205/55R16 vs 225/45R17 Sedan plus-one sport upgrade 225/45R17 vs 235/45R17 Sport sedan width upgrade 225/45R17 vs 225/40R18 Sport sedan plus-one upgrade 225/45R17 vs 245/40R18 Performance upgrade wider + bigger rim 215/45R17 vs 225/45R17 Sport sedan width upgrade 235/45R18 vs 225/45R17 Plus-one sport comparison
Understanding 225/45R17
The tire size 225/45R17 means the tire has a section width of 225mm, an aspect ratio of 45% (the sidewall height is 45% of the width), and fits a 17-inch rim.
Sidewall Height = 225 x 0.45 = 101.3 mm
Overall Diameter = (101.3 x 2) + (17 x 25.4) = 634.3 mm
Circumference = 634.3 x π = 1992.7 mm
Overall Diameter = (101.3 x 2) + (17 x 25.4) = 634.3 mm
Circumference = 634.3 x π = 1992.7 mm
Frequently Asked Questions
The 225/45R17 tire size is used on 6 vehicle trims including the 2025 Hyundai Elantra, 2024 Hyundai Elantra, 2023 Hyundai Elantra and 3 more.
A 225/45R17 tire has an overall diameter of 634.3mm (25.0 inches). The sidewall height is 101.3mm, and the total circumference is 1993mm.
For 225/45R17 tires, the ETRTO recommended rim width is 7.5". The acceptable range is 6.5" minimum to 8.5" maximum. Using a rim outside this range can cause improper bead seating and unsafe handling.
Yes, as long as the replacement tire overall diameter is within 3% of the 225/45R17 634.3mm diameter. Compatible alternatives include 285/40R16, 295/30R18, 195/65R15. Use our Tire Size Calculator to compare any two sizes.