TireSizeCheck

295/65R20

A 295/65R20 tire is 35.10 inches tall and 11.6 inches wide, with a 7.55-inch sidewall, mounted on a 20-inch wheel.

Overall diameter

35.10″

891 mm

Sidewall height

7.55″

191.8 mm

Tread width

295 mm

11.6″

Circumference

110.26″

9.2 ft

Revs per mile

575

357 per km

Wheel diameter

20″

aspect ratio 65%

Cross-section

Overall diameter
35.10″
Sidewall (each side)
7.55″
Wheel
20″

295/65R20 in inches and millimeters

Every dimension of a 295/65R20, converted both ways. Calculated from the size code, accurate to about 1%.

Measurement Inches Millimeters
Overall diameter (height) 35.10″ 891 mm
Tread width 11.6″ 295 mm
Sidewall height 7.55″ 191.8 mm
Wheel diameter 20″ 508 mm
Circumference 110.26″ 2801 mm

Nominal dimensions from the size code. A real tire varies by a few millimeters between manufacturers, and a loaded tire sits slightly shorter than its free diameter.

Common questions

What is 295/65R20 in inches?
A 295/65R20 tire is 35.10 inches tall and 11.6 inches wide, with a 7.55-inch sidewall, mounted on a 20-inch wheel. In metric that is 891 mm tall and 295 mm wide. The circumference is 110.26 inches.
How tall is a 295/65R20 tire?
35.10 inches, or 891 mm. That is the overall diameter, wheel included. It turns about 575 times per mile, which is what your speedometer counts.
What do the numbers in 295/65R20 mean?
295 is the tread width in millimeters, 65 is the aspect ratio — the sidewall height as a percentage of the tread width — and 20 is the wheel diameter in inches. So the sidewall is 295 × 65% = 191.8 mm tall.