Lowest price
Accelera Phi 2
275/40R18
All-seasonPassenger
Price
$105.96
at SimpleTire4.6(8,900)
Excl. install
Price
$105.96
at SimpleTire
275/40R18Tires
48 prices · 22 brands · 2 retailers · Updated 1 month ago
Cheapest Price
$105.96
at SimpleTire (excl. installation)
Prices updated: July 15, 2026
48 of 48 offers for 275/40R18
Price comparison: 275/40R18
Showing 8 of 48 tires
Price
$108.08
at SimpleTire4.6(8,900)
Excl. install
Price
$108.08
at SimpleTire
Atlas Force Uhp
275/40R18
Load103 · 1,929 lbsSpeedY · 186 mph
All-seasonPassenger
Price
$111.99
at SimpleTire4.6(8,900)
Excl. install
Price
$111.99
at SimpleTire
Price
$112.96
at SimpleTire4.6(8,900)
Excl. install
Price
$112.96
at SimpleTire
Price
$114.96
at SimpleTire4.6(8,900)
Excl. install
Price
$114.96
at SimpleTire
Price
$116.96
at SimpleTire4.6(8,900)
Excl. install
Price
$116.96
at SimpleTire
Dunlop 265029826
275/40R18
Load99 · 1,709 lbsSpeedW · 168 mph
SummerPassenger
Price
$127.19
at Tire Agent4.8(19,237)
Excl. install
Price
$127.19
at Tire Agent
Bridgestone 001784
275/40R18
Load99 · 1,709 lbsSpeedY · 186 mph
WinterPassenger
Price
$171.85
at Tire Agent4.8(19,237)
Excl. install
Price
$171.85
at Tire Agent
Prices per tire · Sales tax may apply · Updated 1 month ago · Submit a price correction
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What Does 275/40R18 Mean?
275
Width
millimetres
40
Profile
% of width
18
Rim
inches
A 275mm wide tire with a sidewall height equal to 40% of the width (110.0mm), fitting a 18-inch rim, a common passenger tire size in the US market.
FAQ: 275/40R18 Tires
Where can I buy 275/40R18 tires online in the USA?+
The cheapest 275/40R18 tires we track start at $105.96 from SimpleTire. Tire Rack, SimpleTire, Priority Tire, and other national retailers ship nationwide; use the table above to compare.
How much does a 275/40R18 tire cost in the USA?+
275/40R18 tires typically range from about $105.96 for value brands up to $233.11 or more for premium performance tires. Installation is usually $15–$25 per tire extra.
Is 275/40R18 the right tire for my car?+
Check your door-jamb sticker or owner's manual. Many vehicles that use 275/40R18 also have approved alternative sizes; see our vehicle fitment pages for common models.
How much does tire installation cost for 275/40R18?+
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 275/40R18 the same as 275/40R18?+
Yes, same size. Both describe a 275mm wide tire with a 40% sidewall on a 18-inch rim.
Related Tire Sizes
Looking for a specific brand? Accelera, Greentrac, Atlas, Prinx. City hubs: Houston, Los Angeles, Chicago, New York. Seasons: all-season, winter.