Tire Size 125/80r12 in inches

125 80r12 in inches

The tire size 125/80r12 is equivalent to 19.9×4.9R12 in the high flotation system, using measurements in inches. This tire has a diameter of 19.9 inches and a section width of 4.9 inches, which are both appropriate for a 12-inch rim height.

125/80r12 in inches

This table displays tire sizes in both inches and metric units, making it easy for you to quickly understand the size of a tire.

Feature Inches Metric
Tire Diameter 19.9 504.8
Section Width 4.9 125
Rim Height 12 305
Sidewall Height 3.9 100
Circumference 62.4 1585.9

How Tall Is A 125/80r12 Tire?

Tire Height of 125 80r12The Tire Height of the 125/80r12 tire size is 19.9 inches, which converts to 504.8 millimeters. Tire height, or diameter, is the total height of the tire when it is fully mounted and inflated.

The tire height is vital for maintaining the accuracy of your vehicle’s speedometer and odometer, ensuring it rides properly and fits within the wheel well without interference.

What Is the 125/80r12 Width In Inches?

Tread Width of 125 80r12The tread width of the 125/80r12 tire size is 4.9 inches or 125 millimeters, commonly referred to as the section width. The tread width refers to the tire’s width from the widest point of its outer sidewall to the widest point of its inner sidewall when properly mounted and inflated. This width directly impacts the tire’s contact patch, affecting grip, handling, and wear.

What Is the 125/80r12 Sidewall Height?

Sidewall Height of 125 80r12The sidewall height of the 125/80r12 tire size is 3.9 inches, equivalent to 100 millimeters. The sidewall height, or aspect ratio, represents the tire’s height from the bead to the tread.

A higher sidewall height generally implies a smoother ride, as the sidewall can better absorb road imperfections.

What Is the 125/80r12 Tire Circumference?

Circumference of 125 80r12The circumference of the 125/80r12 tire size is 62.4 inches or 1585.9 millimeters. The tire’s circumference, the distance around the tire at the tread, is crucial in determining the tire’s revolutions per mile.

What Is the 125/80r12 Revolutions Per Mile?

Revolutions Per Mile of 125 80r12For the 125/80r12 tire size, there are approximately 1015 revolutions per mile. This figure is calculated by dividing 63,360 (the number of inches in a mile) by the tire’s circumference in inches.

The revolutions per mile significantly affect the car’s fuel economy, speedometer accuracy, and overall ride comfort.

What Is the 125/80r12 Rims Size?

Rims Size of 125 80r12For the 125/80r12 tire size, the rim diameter is 12 inches, equating to 305 millimeters. The rim height represents the diameter of the wheel on which the tire is mounted. This measurement ensures that the tire perfectly fits on the rim.

Fitment Guide
The 125/80r12 tire size fits a range of vehicles, but it’s particularly suitable for the RENAULT Twizy (2012 – 2023). This tire size is well-matched with Twizy’s compact dimensions and specific vehicle dynamics. Proper fitment ensures your vehicle’s optimal performance, ride comfort, and safety.

Our Observation
We’ve found the 125/80r12 tire size to be a unique specification well suited for small, urban electric vehicles like the RENAULT Twizy. The tire’s smaller tread width and diameter enhance the vehicle’s maneuverability in tight city spaces, while the appropriate sidewall height provides a decent comfort level.

However, it’s worth noting that these tires may not offer the same performance and comfort on rougher terrains or at high speeds as tires with larger dimensions. Always consider your specific driving conditions and vehicle requirements when choosing a tire size.

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