What is 235/30R21 tire diameter?
The 235/30R21 has an overall diameter of 26.6 inches or 675 mm tall (Measurement of a tire’s outside diameter through its exact center when inflated with no load.)
How wide is a 235/30R21 tire’s width?
The 235/30R21 has a width of 9.3 inches or 235 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 235/30R21 tire sidewall height?
The 235/30R21 has a sidewall height of 2.8 inches or 71 mm tall. It’s measured from the rim to the outer edge of the tire.
What size rim do you need for 235/30R21?
The 235/30R21 tire has a size rim of 21 inches or 533 mm. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.
How many revolutions for 235/30R21 per mile or kilometer?
The 235/30R21 performs 758 revolutions per mile or 471 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 235/30R21 tire circumference?
The circumference of 235/30R21 is 83.6 inches or 2123 mm.
What’s wider or narrow than 235/30R21 is acceptable?
You can replace the 235/30R21 tires that are within ±3% of the overall tire diameter. In this case, it’s between 25.8 and 27.4 inches (655mm to 695 mm). Check our tire size chart here or the tire size calculator tool here to find your size.