175/80R14 Tire Size Specifications & Compatible Vehicles
Overall Diameter
635.6 mm
Section Width
175 mm
Sidewall Height
140.0 mm
Circumference
1996.8 mm
Revs/Mile
806
Rim Diameter
14"
Inch Equivalent
25x6.9R14
Rim Width (ETRTO)
5.0" – 6.5"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 175/80R14 and may be used as replacements:
Understanding 175/80R14
The tire size 175/80R14 means the tire has a section width of 175mm, an aspect ratio of 80% (the sidewall height is 80% of the width), and fits a 14-inch rim.
Sidewall Height = 175 x 0.8 = 140.0 mm
Overall Diameter = (140.0 x 2) + (14 x 25.4) = 635.6 mm
Circumference = 635.6 x π = 1996.8 mm
Overall Diameter = (140.0 x 2) + (14 x 25.4) = 635.6 mm
Circumference = 635.6 x π = 1996.8 mm
Frequently Asked Questions
The 175/80R14 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 175/80R14 tire has an overall diameter of 635.6mm (25.0 inches). The sidewall height is 140.0mm, and the total circumference is 1997mm.
For 175/80R14 tires, the ETRTO recommended rim width is 5.5". The acceptable range is 5.0" minimum to 6.5" 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 175/80R14 635.6mm diameter. Compatible alternatives include 255/45R16, 255/50R15, 165/85R14. Use our Tire Size Calculator to compare any two sizes.