Tire Size 215/85r16 in inches

The tire size 215/85R16 is equivalent to 30.4×8.5R16, has a diameter of 30.4 inches (771.9 millimeters), a section width of 8.5 inches (215 millimeters), a wheel diameter of 16 inches (406 millimeters), and is approved to be mounted on 5.5-7.0 inches (139.7 – 177.8 millimeters) wide wheels. Understanding the exact dimensions of your tires is vital for maintaining optimum vehicle performance and safety.

215/85r16 in inches

Feature Inches Metric
Tire Diameter 30.4 771.9
Section Width 8.5 215
Rim Height 16 406
Sidewall Height 7.2 182.8
Circumference 95.5 2425
Revolutions 413 per km 663 per mi
Rim Width Range 5.5-7.0 139.7-177.8

How Tall Is A 215/85R16 Tire?

The tire height of the 215/85R16 tire size is essentially its diameter, which is 30.4 inches (771.9 millimeters). This measurement refers to the tire’s total height from the base to the top, taken when the tire is correctly inflated and not under any load.

What Is the 215/85R16 Width In Inches?

The tread width of the 215/85R16 tire size is 8.5 inches (215 millimeters). This measurement denotes the distance from one sidewall to the other or the cross-sectional width of the tire.

It is crucial for ensuring appropriate fitment and is integral to your vehicle’s load-bearing capacity and overall handling characteristics.

What Is the 215/85R16 Sidewall Height?

The 215/85R16 tire’s sidewall height is approximately 7.2 inches (182.8 millimeters). This measurement represents the vertical distance from the wheel rim to the tire’s outer circumference. The sidewall height is crucial for absorbing road impacts and ensuring a comfortable ride.

What Is the 215/85R16 Tire Circumference?

The circumference of the 215/85R16 tire size is about 95.5 inches (2425 millimeters). This is the distance around the outer edge of the tire, a measurement vital for calculating tire rotations and revolutions per mile, which can influence fuel efficiency.

What Is the 215/85R16 Revolutions Per Mile?

For the 215/85R16 tire size, there are approximately 663 revolutions per mile (413 per kilometer). This measurement is significant as it impacts speedometer readings, overall vehicle speed, and fuel efficiency.

What Is the 215/85R16 Rims Size?

For the 215/85R16 tire size, the rim diameter is 16 inches (406 millimeters). This refers to the diameter of the wheel on which the tire is mounted. Matching the tire size with the correct rim size is crucial to ensure proper tire performance and safety.

Fitment Guide
The 215/85R16 tire size is approved to be mounted on wheels that are between 5.5 and 7.0 inches wide (139.7 to 177.8 millimeters). This range offers flexibility while ensuring the tire fits securely and functions effectively.

Brand Name Model
CHEVROLET K20 (1975 – 1987), Silverado 3500 (2001 – 2007), Silverado 3500 Classic (2007 – 2007), Silverado 3500 HD (2007 – 2008)
DODGE Ram 3500 (1994 – 2002)
FORD F-250 (1980 – 1996), F-350 (1987 – 2002)
GMC Sierra 3500HD (1999 – 2006), Sierra 3500 Classic (2007 – 2007)
MERCEDES-BENZ Sprinter (2014 – 2023)

Replacement Tire Size
Replacement tires have to be within 3% of the total diameter of the original tires. This ensures that the replacement tires maintain the same tire circumference, maintaining the accuracy of the vehicle’s speedometer and odometer.

Tire Size Overall Diameter Difference
265/65R16 29.5″ (750 mm) -2.8%
215/80R16 29.5″ (750 mm) -2.8%
245/70R16 29.5″ (750 mm) -2.8%
315/55R16 29.6″ (752 mm) -2.6%
247/70R16 29.6″ (752 mm) -2.6%
235/75R16 29.8″ (758 mm) -1.8%
275/65R16 30.1″ (764 mm) -1%
255/70R16 30.1″ (764 mm) -1%
245/75R16 30.5″ (774 mm) 0.3%
285/65R16 30.6″ (776 mm) 0.5%
265/70R16 30.6″ (778 mm) 0.8%
235/80R16 30.8″ (782 mm) 1.3%
345/55R16 30.9″ (786 mm) 1.8%
225/85R16 31″ (788 mm) 2.1%
295/65R16 31.1″ (790 mm) 2.3%
275/70R16 31.2″ (792 mm) 2.6%

Our Observation
The 215/85R16 tire size offers a balance between height and width, providing adequate road contact and handling characteristics. With a tall sidewall, it is equipped to handle road irregularities, offering a smooth, comfortable ride.

The tire’s dimensions also contribute to its loading capabilities, making it a suitable choice for light trucks, SUVs, and vans. However, it’s vital to ensure that the vehicle’s rim size is within the specified range for this tire size to ensure optimal performance and safety.

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