275/55R19 Tire Size Specifications & Compatible Vehicles
Overall Diameter
785.1 mm
Section Width
275 mm
Sidewall Height
151.3 mm
Circumference
2466.5 mm
Revs/Mile
652
Rim Diameter
19"
Inch Equivalent
30.9x10.8R19
Rim Width (ETRTO)
8.5" – 11.0"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 275/55R19 and may be used as replacements:
Understanding 275/55R19
The tire size 275/55R19 means the tire has a section width of 275mm, an aspect ratio of 55% (the sidewall height is 55% of the width), and fits a 19-inch rim.
Sidewall Height = 275 x 0.55 = 151.3 mm
Overall Diameter = (151.3 x 2) + (19 x 25.4) = 785.1 mm
Circumference = 785.1 x π = 2466.5 mm
Overall Diameter = (151.3 x 2) + (19 x 25.4) = 785.1 mm
Circumference = 785.1 x π = 2466.5 mm
Frequently Asked Questions
The 275/55R19 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 275/55R19 tire has an overall diameter of 785.1mm (30.9 inches). The sidewall height is 151.3mm, and the total circumference is 2467mm.
For 275/55R19 tires, the ETRTO recommended rim width is 9.5". The acceptable range is 8.5" minimum to 11.0" 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 275/55R19 785.1mm diameter. Compatible alternatives include 205/80R18, 315/40R21, 185/75R20. Use our Tire Size Calculator to compare any two sizes.