# 33X12.5R20 conversion to metric size

33X12.5R20 tires are 33.0″ tall, have a section width of 12.5″, and fit wheels with a diameter of 20. The circumference is 103.6″ that translates into 611 revolutions per mile. As a rule, they can be mounted on the wheels with 20″ x 8.5-11″ rim width.

In the metric system, the theoretical equivalent tire size would 318/52/R20. But if we have to choose from the actual metric tire sizes, the closest equivalent would be 325/50R20.

## Alternate sizes – Upsizing Wheels or Tires?

### What are 33X12.5R20 close equivalents?

Check out the chart below to find possible alternatives to the 33X12.5R20 tire size staying within the 3%-range of the tire diameter, allowing to choose wider wheels or tires with smaller sidewalls. A good rule of thumb is to avoid decreasing the diameter of the wheel. If you are not sure about the custom sizes, consult the experts or stick to the factory tire size.

## How to decode 33X12.5R20 tire size in metric?

Trying to decode the size of the tires? Scroll down the page to learn what all these numbers on the sidewall stand for.

## Popular questions about 33X12.5R20 tire size

### How wide is a 33X12.5R20 tire?

The tires of the given size have a section width of 12.5″ inches.

### How tall is a 33X12.5R20 tire?

The height of the following tire size equals 33.0″ inches.

### What rims will fit 33X12.5R20 tires?

For each tire size, often there are several wheel sizes. You can’t put very wide tires on narrow rims or vise versa. You need the rim size of 20″ x 8.5-11″ for 20″ x 8.5-11″ tires.

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