235/70R17 Tire Size Specifications & Compatible Vehicles
Overall Diameter
760.8 mm
Section Width
235 mm
Sidewall Height
164.5 mm
Circumference
2390.1 mm
Revs/Mile
673
Rim Diameter
17"
Inch Equivalent
30x9.3R17
Rim Width (ETRTO)
7.0" – 9.0"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 235/70R17 and may be used as replacements:
Understanding 235/70R17
The tire size 235/70R17 means the tire has a section width of 235mm, an aspect ratio of 70% (the sidewall height is 70% of the width), and fits a 17-inch rim.
Sidewall Height = 235 x 0.7 = 164.5 mm
Overall Diameter = (164.5 x 2) + (17 x 25.4) = 760.8 mm
Circumference = 760.8 x π = 2390.1 mm
Overall Diameter = (164.5 x 2) + (17 x 25.4) = 760.8 mm
Circumference = 760.8 x π = 2390.1 mm
Frequently Asked Questions
The 235/70R17 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 235/70R17 tire has an overall diameter of 760.8mm (30.0 inches). The sidewall height is 164.5mm, and the total circumference is 2390mm.
For 235/70R17 tires, the ETRTO recommended rim width is 8.0". The acceptable range is 7.0" minimum to 9.0" 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 235/70R17 760.8mm diameter. Compatible alternatives include 345/55R15, 295/60R16, 185/75R19. Use our Tire Size Calculator to compare any two sizes.