Best 255/40R21 Tires
Browse best 255/40R21 tires with 11 tire models available from $149.99.
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 from $303.83 |
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 from $363.00 |
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 from $229.99 |
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Best 255/40R21 High Performance All-Season Tires
High performance all-season tires offer a balanced blend of good handling, year-round traction and treadlife.
4.7) from $363.20Best 255/40R21 Touring All-Season Tires
Touring all-season tires provide unparallel balance of good year-round traction, comfortable ride and longer tread life.
4.6) from $303.83Best 255/40R21 Ultra High Performance All-Season Tires
Ultra high performance all-season tires provide very good performance on dry and wet roads, as well as adequate winter traction.
4.4) from $378.99Best 255/40R21 Ultra High Performance Summer Tires
Ultra high performance summer tires are designed for agile handling on dry and wet roads with good ride quality and decent tread life.
4.7) from $309.974.7) from $329.974.6) from $387.604.4) from $269.654.4) from $149.994.4) from $229.994.3) from $466.994.3) from $345.99255/40R21 Tire Size Fitment
9 vehicles are equipped with 255/40R21 tires as original equipment. Select vehicle model to find best tires that fit.
255/40R21 Tire Size Specifications
255/40R21 is a Metric tire with a section or tread width of 10 inches, wheel diameter of 21 inches, and overall diameter of 29 inches. 255/40R21 tire has a circumference of 91.1 inches, making 695 revolutions per mile.
Overall Diameter: 29"
Tread Width: 10"
Wheel Diameter: 21"
Sidewall Height: 4"
Circumference: 91.1"
Revolutions per Mile: 695
255/40R21 Tire Size Conversion
255/40R21 in inches is equivalent to 29x10R21.
Replacement Sizes for 255/40R21 Tires
255/40R21 tire can be replaced with 26 compatible tire sizes. Select optional plus size to see available tire models.
