Tire Size 315/35r20 in inches

The tire size 315/35R20 is equivalent to 28.7×12.4R20 in inches, has a diameter of 28.7 inches (728.5 millimeters), a section width of 12.4 inches (315 millimeters), a wheel diameter of 20 inches (508 millimeters), and is approved to be mounted on 10.5-12.5 inches (266.7 -317.5 millimeters) wide wheels.

315/35r20 in inches

This Table chart presents comprehensive inch-to-millimeter conversion details in one glance.

FeatureInchesMetric
Tire Diameter28.7728.5
Section Width12.4315
Rim Height20508
Sidewall Height4.3110.3
Circumference90.12288.7
Revolutions703 per mile437 per km
Rim Width Range10.5-12.5266.7 -317.5

How Tall Is A 315/35R20 Tire?

The tire height of the 315/35R20 tire size is 28.7 inches (728.5 millimeters). This is measured as the tire’s overall diameter when it is mounted on the correct rim width, inflated to the proper pressure, and not under any load beyond its own weight. It’s worth noting that actual tire height can vary slightly depending on the specific tire model and manufacturer.

What Is the 315/35R20 Width In Inches?

The 315/35R20 tire’s tread width is 12.4 inches (315 millimeters). This measurement represents the linear distance across the tire’s cross-section, excluding any protruding side features like lettering or designs. As with the tire height, this can also slightly vary depending on the tire model and manufacturer.

What Is the 315/35R20 Sidewall Height?

The 315/35R20 tire’s sidewall height is 4.3 inches (110.3 millimeters). This dimension represents the height of the tire’s sidewall from rim to tread. It is important to note that this measurement is also affected by the tire’s profile or aspect ratio, which is the ratio of the height of the tire’s cross-section to its width.

What Is the 315/35R20 Tire Circumference?

The circumference of the 315/35R20 tire size is 90.1 inches (2288.7 millimeters). The tire’s circumference is the distance around the outer edge of the tire, and it plays a crucial role in calculating the tire’s revolutions per mile.

What Is the 315/35R20 Revolutions Per Mile?

For the 315/35R20 tire size, there are approximately 703 revolutions per mile. This measurement indicates the number of times a tire will revolve in one mile of travel. It is an important specification as it affects speedometer calibration, gear ratio, and vehicle performance.

What Is the 315/35R20 Rims Size?

For the 315/35R20 tire size the rim diameter is 20 inches (508 millimeters). This tire size can be mounted on rims with widths ranging from 10.5 to 12.5 inches (266.7 -317.5 millimeters), providing flexibility for various vehicle types and driving conditions.

Fitment Guide
This table will guide you on which vehicles are appropriate for the 315/35R20 tire size. Always cross-verify with your vehicle’s manufacturer recommendations, as variations can occur.

Brand NameModel
BMWX5 (1999 – 2018), X5 M (2009 – 2013), X6 (2008 – 2019), X6 M (2009 – 2014)
FERRARI812 GTS (2019 – 2022), 812 Superfast (2017 – 2022), F12 Berlinetta (2012 – 2017), F12tdf (2015 – 2017)
PORSCHEPanamera (2016 – 2023)
VINFASTLux SA2.0 (2019 – 2022), President (2020 – 2022)

Replacement Tire Size
Replacement tires have to be within 3% of the diameter or width of the original tire size to maintain speedometer accuracy and vehicle stability.

Tire SizeOverall DiameterDifference
285/35R2027.9″-2.70%
335/30R2028.0″-2.50%
225/45R2028.0″-2.50%
155/65R2028.0″-2.50%
255/40R2028.0″-2.20%
295/35R2028.1″-1.90%
345/30R2028.2″-1.60%
265/40R2028.3″-1.10%
235/45R2028.3″-1.10%
305/35R2028.4″-0.80%
245/45R2028.7″0.00%
275/40R2028.7″0.00%
285/40R2029.0″1.10%
255/45R2029.1″1.40%
145/80R2029.1″1.60%
295/40R2029.3″2.20%
235/50R2029.3″2.20%
265/45R2029.4″2.50%

Our Observation
The 315/35R20 tire size offers a unique blend of performance and style, ideally suited for SUVs, sports cars, and performance sedans. Its wide section width provides a larger contact patch, resulting in improved handling and stability.

Its 20-inch rim diameter ensures good ride quality while maintaining a stylish appearance. However, given its larger dimensions, drivers must be mindful of increased fuel consumption and the potential need for fender modifications.

Moreover, as a performance-oriented tire, its sidewall is relatively short, which may impact comfort on uneven surfaces.

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