What is 305/55R20 tire diameter?
The 305/55R20 has an overall diameter of 33.2 inches or 844 mm tall (Measurement of a tire’s outside diameter through its exact center when inflated with no load.)
How wide is a 305/55R20 tire’s width?
The 305/55R20 has a width of 12 inches or 305 mm wide. This is the measurement of the tire at its thickest point, the distance between the outer sidewall’s widest point and the inner sidewall’s widest point. This physical width of the tire can change if the tire is mounted on a wheel slightly wider or narrower than the size indicated by the rim width.
What is a 305/55R20 tire sidewall height?
The 305/55R20 has a sidewall height of 6.6 inches or 168 mm tall. It’s measured from the rim to the outer edge of the tire.
What size rim do you need for 305/55R20?
The 305/55R20 tire has a size rim of 20 inches or 508 mm. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.
How many revolutions for 305/55R20 per mile or kilometer?
The 305/55R20 performs 608 revolutions per mile or 378 revolutions per kilometer. Revolutions per mile indicate the number of times a tire revolves while it covers the distance of one mile/kilometer
How about 305/55R20 tire circumference?
The circumference of 305/55R20 is 104.3 inches or 2649 mm.
What’s wider or narrow than 305/55R20 is acceptable?
You can replace the 305/55R20 tires that are within ±3% of the overall tire diameter. In this case, it’s between 32.2 and 34.2 inches (819mm to 869 mm). Check our tire size chart here or the tire size calculator tool here to find your size.