189Best 275/45 R19 tires
25 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Michelin Pilot Sport 4 at 89/100.
28.7″
overall diameter
10.8″
section width
19″
rim diameter
701.6
revs per mile
Best 275/45 R19 summer tires
11189
283
381
479
576
674
770
867
966
1064
1155Best 275/45 R19 all-season tires
9
186
284
384
478
577
769
859
966Best 275/45 R19 winter tires
5
181
281
379
477
576Conversion
275/45 R19 in inches
| Overall diameter | 28.7″ |
| Section width | 10.8″ |
| Rim diameter | 19″ |
| Sidewall height | 124 mm |
| Circumference | 90.3″ |
| Revolutions per mile | 701.6 |
Wheels
What rims fit 275/45 R19 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
7.5″
Ideal
8.5″
Maximum
9.5″
Rim diameter is fixed at 19″ — only the width varies. Estimated from the 10.8″ section width (70–90% rule).
Fitted from the factory on rims: 19x8.5, 19x9, 19x9.5, 19x10.
Popular comparisons
Sizes often compared with 275/45 R19
Close alternatives — each opens in the tire size calculator.
Sidewall
275/45 R19 — what does it mean?
| Parameter | Meaning |
|---|---|
| 275 | The first number is the section width — 275 mm, or about 10.8 inches across the widest part of the tire. |
| 45 | The second number is the aspect ratio: sidewall height as a percentage of width. At 45%, the sidewall is about 124 mm tall. |
| R19 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 19-inch wheel. |