215/75R15 Tire Size Specifications & Compatible Vehicles
Overall Diameter
703.5 mm
Section Width
215 mm
Sidewall Height
161.3 mm
Circumference
2210.1 mm
Revs/Mile
728
Rim Diameter
15"
Inch Equivalent
27.7x8.5R15
Rim Width (ETRTO)
6.0" – 8.0"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 215/75R15 and may be used as replacements:
Understanding 215/75R15
The tire size 215/75R15 means the tire has a section width of 215mm, an aspect ratio of 75% (the sidewall height is 75% of the width), and fits a 15-inch rim.
Sidewall Height = 215 x 0.75 = 161.3 mm
Overall Diameter = (161.3 x 2) + (15 x 25.4) = 703.5 mm
Circumference = 703.5 x π = 2210.1 mm
Overall Diameter = (161.3 x 2) + (15 x 25.4) = 703.5 mm
Circumference = 703.5 x π = 2210.1 mm
Frequently Asked Questions
The 215/75R15 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 215/75R15 tire has an overall diameter of 703.5mm (27.7 inches). The sidewall height is 161.3mm, and the total circumference is 2210mm.
For 215/75R15 tires, the ETRTO recommended rim width is 7.0". The acceptable range is 6.0" minimum to 8.0" maximum. Using a rim outside this range can cause improper bead seating and unsafe handling.
Yes, as long as the replacement tire overall diameter is within 3% of the 215/75R15 703.5mm diameter. Compatible alternatives include 175/85R16, 205/85R14, 185/80R16. Use our Tire Size Calculator to compare any two sizes.