265/45R19 Tire Size Specifications & Compatible Vehicles
Overall Diameter
721.1 mm
Section Width
265 mm
Sidewall Height
119.3 mm
Circumference
2265.4 mm
Revs/Mile
710
Rim Diameter
19"
Inch Equivalent
28.4x10.4R19
Rim Width (ETRTO)
7.5" – 10.0"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 265/45R19 and may be used as replacements:
Popular Comparisons
See how 265/45R19 compares to other common tire sizes:
Understanding 265/45R19
The tire size 265/45R19 means the tire has a section width of 265mm, an aspect ratio of 45% (the sidewall height is 45% of the width), and fits a 19-inch rim.
Sidewall Height = 265 x 0.45 = 119.3 mm
Overall Diameter = (119.3 x 2) + (19 x 25.4) = 721.1 mm
Circumference = 721.1 x π = 2265.4 mm
Overall Diameter = (119.3 x 2) + (19 x 25.4) = 721.1 mm
Circumference = 721.1 x π = 2265.4 mm
Frequently Asked Questions
The 265/45R19 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 265/45R19 tire has an overall diameter of 721.1mm (28.4 inches). The sidewall height is 119.3mm, and the total circumference is 2265mm.
For 265/45R19 tires, the ETRTO recommended rim width is 9.0". The acceptable range is 7.5" minimum to 10.0" 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 265/45R19 721.1mm diameter. Compatible alternatives include 165/80R18, 235/40R21, 155/85R18. Use our Tire Size Calculator to compare any two sizes.