235/45R19
A 235/45R19 tire is 27.33 inches tall and 9.3 inches wide, with a 4.16-inch sidewall, mounted on a 19-inch wheel.
Overall diameter
27.33″
694 mm
Sidewall height
4.16″
105.8 mm
Tread width
235 mm
9.3″
Circumference
85.85″
7.2 ft
Revs per mile
738
459 per km
Wheel diameter
19″
aspect ratio 45%
Cross-section
- Overall diameter
- 27.33″
- Sidewall (each side)
- 4.16″
- Wheel
- 19″
235/45R19 in inches and millimeters
Every dimension of a 235/45R19, converted both ways. Calculated from the size code, accurate to about 1%.
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter (height) | 27.33″ | 694 mm |
| Tread width | 9.3″ | 235 mm |
| Sidewall height | 4.16″ | 105.8 mm |
| Wheel diameter | 19″ | 483 mm |
| Circumference | 85.85″ | 2181 mm |
Nominal dimensions from the size code. A real tire varies by a few millimeters between manufacturers, and a loaded tire sits slightly shorter than its free diameter.
235/45R19 compared with other sizes
All 30 practical swaps involving 235/45R19 — diameter change, speedometer impact and a fit verdict for each.
235/45R19 → 235/55R17
235/55R17
Diameter +0.6% · This fits
235/45R19 → 235/50R18
235/50R18
Diameter +0.3% · This fits
235/45R19 → 235/40R19
235/40R19
Diameter +3.5% · Borderline. Check clearance first
235/45R19 → 245/40R19
245/40R19
Diameter +2.3% · This fits
235/45R19 → 245/45R19
245/45R19
Diameter −1.3% · This fits
235/45R19 → 255/35R19
255/35R19
Diameter +5.0% · Borderline. Check clearance first
235/45R19 → 255/40R19
255/40R19
Diameter +1.1% · This fits
235/45R19 → 275/40R19
275/40R19
Diameter −1.2% · This fits
235/45R19 → 245/35R20
245/35R20
Diameter +2.1% · This fits
235/45R19 → 255/35R20
255/35R20
Diameter +1.1% · This fits
235/45R19 → 225/60R17
225/60R17
Diameter −1.1% · This fits
255/40R19 → 235/45R19
255/40R19
Diameter −1.1% · This fits
275/40R19 → 235/45R19
275/40R19
Diameter +1.2% · This fits
245/45R19 → 235/45R19
245/45R19
Diameter +1.3% · This fits
235/40R19 → 235/45R19
235/40R19
Diameter −3.4% · Borderline. Check clearance first
235/50R19 → 235/45R19
235/50R19
Diameter +3.4% · Borderline. Check clearance first
245/40R19 → 235/45R19
245/40R19
Diameter −2.2% · This fits
255/45R19 → 235/45R19
255/45R19
Diameter +2.6% · This fits
235/50R18 → 235/45R19
235/50R18
Diameter −0.3% · This fits
235/55R17 → 235/45R19
235/55R17
Diameter −0.5% · This fits
255/35R19 → 235/45R19
255/35R19
Diameter −4.8% · Borderline. Check clearance first
265/35R20 → 235/45R19
265/35R20
Diameter −0.1% · This fits
215/60R17 → 235/45R19
215/60R17
Diameter −0.6% · This fits
275/35R20 → 235/45R19
275/35R20
Diameter +0.9% · This fits
255/45R18 → 235/45R19
255/45R18
Diameter −1.1% · This fits
235/45R19 → 235/50R19
235/50R19
Diameter −3.3% · Borderline. Check clearance first
235/45R19 → 255/45R19
255/45R19
Diameter −2.5% · This fits
235/45R19 → 245/40R20
245/40R20
Diameter −1.4% · This fits
235/45R19 → 265/35R20
265/35R20
Diameter +0.1% · This fits
235/45R19 → 275/35R20
275/35R20
Diameter −0.9% · This fits
Common questions
- What is 235/45R19 in inches?
- A 235/45R19 tire is 27.33 inches tall and 9.3 inches wide, with a 4.16-inch sidewall, mounted on a 19-inch wheel. In metric that is 694 mm tall and 235 mm wide. The circumference is 85.85 inches.
- How tall is a 235/45R19 tire?
- 27.33 inches, or 694 mm. That is the overall diameter, wheel included. It turns about 738 times per mile, which is what your speedometer counts.
- What do the numbers in 235/45R19 mean?
- 235 is the tread width in millimeters, 45 is the aspect ratio — the sidewall height as a percentage of the tread width — and 19 is the wheel diameter in inches. So the sidewall is 235 × 45% = 105.8 mm tall.