315/20R30 In Inches

What size tire is 315/20R30 in Inches?

The 315/20R30 equivalent to 35x12.4R30 in inches, as follow:

  • 35 inches (888mm) stand for the tire diameter, also referred to as the tire height
  • 12.4 inches (315mm) is the tire width, this may also know as the section width
  • 30 inches (762mm) represent the rim diameter or called the wheel diameter that can be mounted on.
Diameter35"888 mm
Tread Width12.4"315 mm
Rim Diameter30"762 mm
Sidewall Height2.5"63 mm
Circumference110"2794 mm
Revolutions576"358 mm
tire diameter
Tire Side
Tire Circumference
576 Revs/Mile

What is a 315/20R30 tire width?

The 315/20R30 has a width of 12.4 inches or 315 mm wide. This is the measurement of the tire at its thickest point, the distance between the inner sidewall’s widest point and the outer 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.

How tall is a 315/20R30 tire’s height?

The 315/20R30 has an overall diameter of 35 inches or 888 mm tall (measured from the outside edges of the wheel)

What size rim do I need for 315/20R30?

The size rim of a 315/20R30 tire is 30 inches or 762 mm tall. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.

How tall is a 315/20R30 tire sidewall’s height?

The sidewall height of a 315/20R30 is 2.7 inches or 63 mm tall. It’s measured from the wheel rim to the top of the tread, expressed as a percentage of tire width.

What about 315/20R30 tire circumference?

315/20R30 tire has a circumference of 110 inches or 2794 mm

How many revolutions for 315/20R30 per mile & kilometer?

The 315/20R30 performs 358 revolutions per kilometer or 576 revolutions per mile. Revolutions per mile indicate the number of times a tire revolves while it covers the distance of one mile/kilometer

What’s wider or narrow than 315/20R30 is acceptable?

You can replace the 315/20R30 tires that are within ±3% of the overall tire diameter. In this case, it’s between 34 and 36.1 inches (861mm to 915 mm). Check our tire size chart here or the tire size calculator tool here to find your size.

Tire Size Chart for 30" Wheels:

35″ Tire Diameter

36″ Tire Diameter

37″ Tire Diameter

38″ Tire Diameter

Share on:

Leave a Comment