255/40R20 tires are in stock now with 44 options spanning premium, performance, and value brands including Continental, Pirelli, Toyo, Hankook, Falken, Kumho, Nexen, Nokian, Sailun, Lexani, Lionhart, Nitto, Laufenn, and Ironman. Every order ships free, ships fast from a nationwide network, and can be split into payments with Affirm financing. Prices range from $135.42 to $534.11 per tire, so there is a fit for daily drivers and enthusiast builds alike.
Shop 255/40R20 Tires In Stock
Showing 36 in stock.
What 255/40R20 tires means
The size code breaks down into exact measurements. The 255 is the section width of 255 mm (about 10.04 inches) across the widest part of the tread. The 40 is the aspect ratio, meaning the sidewall height is 40% of that width — roughly 102 mm (4.02 inches) tall. The R20 tells you it is a radial tire built for a 20-inch wheel.
Add two sidewalls to the rim and you get an overall diameter of about 28.03 inches, and this size turns roughly 719 revolutions per mile. Those numbers matter: matching your factory diameter keeps your speedometer and odometer accurate, protects wheel-well and brake clearance, and the relatively short 4-inch sidewall favors crisp steering response over a plush ride. Staying within the same overall diameter is the safe path when replacing worn tires.
Vehicles & uses
A 255/40R20 is a wide, low-profile fitment on a large-diameter wheel, a combination commonly found on sport sedans, performance coupes, and sportier crossovers and SUVs that come from the factory with 20-inch wheels. Search results for this size are dominated by ultra-high-performance and touring all-season tires, which reflects how it is typically used. Always confirm the size, load, and speed requirements on your driver-side door placard or owner's manual before ordering.
Brands & options in 255/40R20 tires
On the premium tier, Continental tires include the touring-focused ProContact TX10 and the enthusiast-favorite ExtremeContact DWS06 PLUS. Pirelli tires offer several all-season choices such as the Cinturato P7 All Season, the Scorpion Zero All Season, and the Scorpion Zero All Season Plus 3. For cold-weather driving, Nokian tires bring the studless Hakkapeliitta R5 EV.
In the performance and all-weather tier, Nexen tires include the N'Fera Sport, while Toyo tires offer the all-season Celsius Sport. Value-minded shoppers can look to Lexani models like the RFX Plus and LX-TWENTY, the Lionhart LH-FIVE, and the Sailun ERANGE ECOSPHERE. Browse everything on the all tires hub.
How to choose
Season is the first decision. Summer tires deliver the sharpest dry and wet grip in warm weather; all-season tires balance year-round usability; and winter tires (like studless snow designs) are built for ice and deep cold. Match the tire type to the climate you actually drive in.
Treadwear and UTQG ratings help compare expected longevity and grip within a category — a higher treadwear number generally suggests a longer-lasting compound, while performance tires often trade wear for grip. Load index and speed rating must meet or exceed your vehicle's original specification; some 255/40R20 options carry an XL (extra load) designation for higher load capacity. Finally, check each tire's mileage warranty, since coverage varies by model and tier.
Frequently Asked Questions
What does 255/40R20 mean?
It describes a radial tire that is 255 mm wide with a sidewall height equal to 40% of that width (about 102 mm), built for a 20-inch wheel. The overall diameter is roughly 28.03 inches and it turns about 719 revolutions per mile.
How much do 255/40R20 tires cost?
Prices currently range from $135.42 to $534.11 per tire, depending on brand, tier, and features. Value and performance options fall toward the lower end, while premium touring and specialty tires sit higher.
Do you offer financing and free shipping?
Yes. Every order ships free and ships fast from a nationwide network, and Affirm financing is available to split your purchase into payments.