Lowest price
Nitto 203290
255/45R18
Load99 · 1,709 lbsSpeedW · 168 mph
SummerPassenger
Price
$50
at Tire Agent4.8(19,237)
Excl. install
Price
$50
at Tire Agent
255/45R18Tires
79 prices · 31 brands · 2 retailers · Updated 1 month ago
Cheapest Price
$50
at Tire Agent (excl. installation)
Prices updated: July 15, 2026
79 of 79 offers for 255/45R18
Price comparison: 255/45R18
Showing 8 of 79 tires
Price
$88.96
at SimpleTire4.6(8,900)
Excl. install
Price
$88.96
at SimpleTire
Otani Bm1000
255/45R18
Load103 · 1,929 lbsSpeedV · 149 mph
All-seasonPassenger
Price
$100.96
at SimpleTire4.6(8,900)
Excl. install
Price
$100.96
at SimpleTire
Price
$104.96
at SimpleTire4.6(8,900)
Excl. install
Price
$104.96
at SimpleTire
Price
$104.96
at SimpleTire4.6(8,900)
Excl. install
Price
$104.96
at SimpleTire
Leao Lion Sport Uhp
255/45R18
Load103 · 1,929 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$111.96
at SimpleTire4.6(8,900)
Excl. install
Price
$111.96
at SimpleTire
Goodyear 709635179
255/45R18
Load99 · 1,709 lbsSpeedY · 186 mph
SummerPassenger
Price
$112.46
at Tire Agent4.8(19,237)
Excl. install
Price
$112.46
at Tire Agent
Price
$113.96
at SimpleTire4.6(8,900)
Excl. install
Price
$113.96
at SimpleTire
Prices per tire · Sales tax may apply · Updated 1 month ago · Submit a price correction
Want installation quotes for 255/45R18?
Leave your details and tire shops reply with their best out-the-door price. Free, no obligation.
Change size
What Does 255/45R18 Mean?
255
Width
millimetres
45
Profile
% of width
18
Rim
inches
A 255mm wide tire with a sidewall height equal to 45% of the width (114.8mm), fitting a 18-inch rim, a common passenger tire size in the US market.
FAQ: 255/45R18 Tires
Where can I buy 255/45R18 tires online in the USA?+
The cheapest 255/45R18 tires we track start at $50 from Tire Agent. Tire Rack, SimpleTire, Priority Tire, and other national retailers ship nationwide; use the table above to compare.
How much does a 255/45R18 tire cost in the USA?+
255/45R18 tires typically range from about $50 for value brands up to $110 or more for premium performance tires. Installation is usually $15–$25 per tire extra.
Is 255/45R18 the right tire for my car?+
Check your door-jamb sticker or owner's manual. Many vehicles that use 255/45R18 also have approved alternative sizes; see our vehicle fitment pages for common models.
How much does tire installation cost for 255/45R18?+
Most US tire shops charge $15–$25 per tire for mount and balance. Wheel alignment is often $75–$150 extra. Retailers like Tire Rack let you ship to a local installer at checkout.
Is 255/45R18 the same as 255/45R18?+
Yes, same size. Both describe a 255mm wide tire with a 45% sidewall on a 18-inch rim.
Related Tire Sizes
Looking for a specific brand? Nitto, Accelera, Otani, Fortune. City hubs: Houston, Los Angeles, Chicago, New York. Seasons: all-season, winter.