225/70R17 Tire Size Specifications & Compatible Vehicles
Overall Diameter
746.8 mm
Section Width
225 mm
Sidewall Height
157.5 mm
Circumference
2346.1 mm
Revs/Mile
686
Rim Diameter
17"
Inch Equivalent
29.4x8.9R17
Rim Width (ETRTO)
6.5" – 8.5"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 225/70R17 and may be used as replacements:
Understanding 225/70R17
The tire size 225/70R17 means the tire has a section width of 225mm, an aspect ratio of 70% (the sidewall height is 70% of the width), and fits a 17-inch rim.
Sidewall Height = 225 x 0.7 = 157.5 mm
Overall Diameter = (157.5 x 2) + (17 x 25.4) = 746.8 mm
Circumference = 746.8 x π = 2346.1 mm
Overall Diameter = (157.5 x 2) + (17 x 25.4) = 746.8 mm
Circumference = 746.8 x π = 2346.1 mm
Frequently Asked Questions
The 225/70R17 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 225/70R17 tire has an overall diameter of 746.8mm (29.4 inches). The sidewall height is 157.5mm, and the total circumference is 2346mm.
For 225/70R17 tires, the ETRTO recommended rim width is 7.5". The acceptable range is 6.5" minimum to 8.5" 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 225/70R17 746.8mm diameter. Compatible alternatives include 315/50R17, 305/60R15, 165/80R19. Use our Tire Size Calculator to compare any two sizes.