205/45R17 tires are in stock right now with 31 options spanning 17 brands, from premium touring rubber to budget-friendly performance treads. Every order ships free, with Affirm financing available and fast delivery from a nationwide network. Prices run from $78.74 to $329.90 per tire, so there's a fit for daily commuters and enthusiasts alike.
Shop 205/45R17 Tires In Stock
Showing 31 in stock.
What 205/45R17 tires means
The 205/45R17 size code packs three exact measurements. The first number, 205, is the section width in millimeters (about 8.07 inches) at the widest point of the tire. The 45 is the aspect ratio, meaning the sidewall height equals 45% of the section width — here that works out to roughly 92.2 mm (3.63 inches). The 17 is the wheel diameter in inches this tire mounts to.
Add it up and the overall tire diameter is about 24.26 inches, and the tire turns roughly 831 revolutions per mile. Those numbers matter: overall diameter drives your speedometer accuracy and clearance in the wheel well, while the relatively short 3.63-inch sidewall favors sharper steering response over a plush ride. Staying close to the factory dimensions keeps your speedometer honest and your fender gaps correct.
Vehicles & uses
This is a low-profile, 17-inch fitment that commonly serves compact cars and sporty vehicles where quick handling matters. The short sidewall and modest section width make it a frequent choice for smaller performance-oriented cars rather than trucks or large SUVs. For the exact fitment on your specific vehicle, always confirm against the placard in your door jamb or your owner's manual.
Brands & options in 205/45R17 tires
You'll find broad selection across every tier. On the premium side, Continental tires offer several choices, including the Continental ContiProContact touring tire and the grippy ExtremeContact Sport 02, plus the ProContact TX and the winter-focused Viking Contact 8. Pirelli tires bring the Cinturato P7 (P7C2).
For performance and all-season versatility, Kumho tires include the Ecsta Sport PS72 and the Ecsta Sport A/S PA71, while Toyo tires offer the Proxes Sport A/S+ and the Extensa HP II. Sumitomo tires add the HTR AS P03. On the value end, Iris tires field the SEFAR and Lexani tires the LXUHP-207. Hankook, Falken, Nitto, Laufenn, General Tire, Nokian, Hercules, Arroyo and Ironman round out the lineup. Browse everything on the all tires hub.
How to choose
Season
Match the tire to your climate. Summer tires deliver the sharpest dry and wet grip in warm weather; all-season tires balance year-round usability; and dedicated winter tires stay pliable and grip in snow and ice when temperatures drop.
Treadwear & UTQG
The UTQG rating (treadwear, traction, temperature) printed on the sidewall helps you compare longevity and grip potential between models. A higher treadwear number generally suggests longer life, often at some trade-off in outright grip.
Load index & speed rating
Every tire carries a load index and speed rating (for example the letters V, W or Y). Choose a load and speed rating that meets or exceeds what your vehicle requires — never go below the original specification. Some options in this size carry an XL (extra load) designation.
Warranty
Where a manufacturer mileage warranty is offered, it's a useful signal of expected tread life; check the individual tire page for the terms that apply to that model.
Frequently Asked Questions
What does 205/45R17 tires mean?
205 is the section width in millimeters (about 8.07 inches), 45 is the aspect ratio (sidewall height is 45% of the width, roughly 3.63 inches), R means radial construction, and 17 is the wheel diameter in inches. The assembled tire measures about 24.26 inches in overall diameter.
How much do 205/45R17 tires cost?
Prices currently range from $78.74 to $329.90 per tire, depending on brand and tier, with free shipping on every order and Affirm financing available.
How many 205/45R17 tires can I choose from?
There are 31 in stock across 17 brands, including Continental, Pirelli, Kumho, Toyo, Sumitomo, Falken, Hankook, Nitto and more.