193Best 245/45 R19 tires
153 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Toyo Extensa HP II at 93/100.
27.7″
overall diameter
9.6″
section width
19″
rim diameter
728.6
revs per mile
Best 245/45 R19 summer tires
49193
289
386
484
584
682
783
882
989
1081
1181
127937 more rated tires in this size are listed on their brand pages.
Best 245/45 R19 all-season tires
45
189
288
388
490
586
686
785
884
984
1084
1183
128533 more rated tires in this size are listed on their brand pages.
More top-rated 245/45 R19 tires
39
192
288
393
488
588
688
786
887
993
1084
1184
128527 more rated tires in this size are listed on their brand pages.
Best 245/45 R19 winter tires
18
183
280
380
479
578
678
777
876
976
1076
1175
12756 more rated tires in this size are listed on their brand pages.
Best 245/45 R19 all-terrain tires
2
189
Conversion
245/45 R19 in inches
| Overall diameter | 27.7″ |
| Section width | 9.6″ |
| Rim diameter | 19″ |
| Sidewall height | 110 mm |
| Circumference | 87″ |
| Revolutions per mile | 728.6 |
Wheels
What rims fit 245/45 R19 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
7″
Ideal
7.5″
Maximum
8.5″
Rim diameter is fixed at 19″ — only the width varies. Estimated from the 9.6″ section width (70–90% rule).
Fitted from the factory on rims: 19x7.5, 19x8, 19x8.5, 19x9, 19x9.5, 19x10.
Popular comparisons
Sizes often compared with 245/45 R19
Close alternatives — each opens in the tire size calculator.
Sidewall
245/45 R19 — what does it mean?
| Parameter | Meaning |
|---|---|
| 245 | The first number is the section width — 245 mm, or about 9.6 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 110 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. |