Lowest price
Blackhawk Agility Suv
275/40R21
Load107 · 2,150 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$143.96
at SimpleTire4.6(8,900)
Excl. install
Price
$143.96
at SimpleTire
275/40R21Tires
33 prices · 16 brands · 2 retailers · Updated 1 month ago
Cheapest Price
$143.96
at SimpleTire (excl. installation)
Prices updated: July 15, 2026
33 of 33 offers for 275/40R21
Price comparison: 275/40R21
Showing 8 of 33 tires
Rovelo Instinct Suv
275/40R21
Load107 · 2,150 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$154.96
at SimpleTire4.6(8,900)
Excl. install
Price
$154.96
at SimpleTire
Ironhead Reflex Suv Uvd01
275/40R21
Load107 · 2,150 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$156.96
at SimpleTire4.6(8,900)
Excl. install
Price
$156.96
at SimpleTire
Landsail Rapiddragon Rd 3 A S
275/40R21
All-seasonPassenger
Price
$157.99
at SimpleTire4.6(8,900)
Excl. install
Price
$157.99
at SimpleTire
Price
$159.96
at SimpleTire4.6(8,900)
Excl. install
Price
$159.96
at SimpleTire
Price
$171.96
at SimpleTire4.6(8,900)
Excl. install
Price
$171.96
at SimpleTire
Advanta Svt Plus
275/40R21
Load107 · 2,150 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$189.99
at SimpleTire4.6(8,900)
Excl. install
Price
$189.99
at SimpleTire
Delinte Ds8
275/40R21
Load109 · 2,271 lbsSpeedW · 168 mph
All-seasonPassenger
Price
$191.96
at SimpleTire4.6(8,900)
Excl. install
Price
$191.96
at SimpleTire
Prices per tire · Sales tax may apply · Updated 1 month ago · Submit a price correction
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What Does 275/40R21 Mean?
275
Width
millimetres
40
Profile
% of width
21
Rim
inches
A 275mm wide tire with a sidewall height equal to 40% of the width (110.0mm), fitting a 21-inch rim, a common passenger tire size in the US market.
FAQ: 275/40R21 Tires
Where can I buy 275/40R21 tires online in the USA?+
The cheapest 275/40R21 tires we track start at $143.96 from SimpleTire. Tire Rack, SimpleTire, Priority Tire, and other national retailers ship nationwide; use the table above to compare.
How much does a 275/40R21 tire cost in the USA?+
275/40R21 tires typically range from about $143.96 for value brands up to $316.71 or more for premium performance tires. Installation is usually $15–$25 per tire extra.
Is 275/40R21 the right tire for my car?+
Check your door-jamb sticker or owner's manual. Many vehicles that use 275/40R21 also have approved alternative sizes; see our vehicle fitment pages for common models.
How much does tire installation cost for 275/40R21?+
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 275/40R21 the same as 275/40R21?+
Yes, same size. Both describe a 275mm wide tire with a 40% sidewall on a 21-inch rim.
Related Tire Sizes
Looking for a specific brand? Blackhawk, Rovelo, Ironhead, Landsail. City hubs: Houston, Los Angeles, Chicago, New York. Seasons: all-season, winter.