245/75R16
A 245/75R16 tire is 30.47 inches tall and 9.6 inches wide, with a 7.23-inch sidewall, mounted on a 16-inch wheel.
Common fitments: Silverado 1500, F-150 (older)
Overall diameter
30.47″
774 mm
Sidewall height
7.23″
183.8 mm
Tread width
245 mm
9.6″
Circumference
95.72″
8.0 ft
Revs per mile
662
411 per km
Wheel diameter
16″
aspect ratio 75%
Cross-section
- Overall diameter
- 30.47″
- Sidewall (each side)
- 7.23″
- Wheel
- 16″
245/75R16 in inches and millimeters
Every dimension of a 245/75R16, converted both ways. Calculated from the size code, accurate to about 1%.
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter (height) | 30.47″ | 774 mm |
| Tread width | 9.6″ | 245 mm |
| Sidewall height | 7.23″ | 183.8 mm |
| Wheel diameter | 16″ | 406 mm |
| Circumference | 95.72″ | 2431 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.
245/75R16 compared with other sizes
All 26 practical swaps involving 245/75R16 — diameter change, speedometer impact and a fit verdict for each.
265/70R16 → 245/75R16
265/70R16
Diameter +0.5% · This fits
255/70R16 → 245/75R16
255/70R16
Diameter −1.4% · This fits
245/70R16 → 245/75R16
245/70R16
Diameter −3.2% · Borderline. Check clearance first
245/70R17 → 245/75R16
245/70R17
Diameter +0.1% · This fits
225/75R16 → 245/75R16
225/75R16
Diameter −3.9% · Borderline. Check clearance first
265/75R16 → 245/75R16
265/75R16
Diameter +3.9% · Borderline. Check clearance first
245/65R18 → 245/75R16
245/65R18
Diameter +0.2% · This fits
235/70R16 → 245/75R16
235/70R16
Diameter −5.0% · Borderline. Check clearance first
265/60R18 → 245/75R16
265/60R18
Diameter +0.2% · This fits
265/65R17 → 245/75R16
265/65R17
Diameter +0.3% · This fits
265/75R15 → 245/75R16
265/75R15
Diameter +0.6% · This fits
255/65R17 → 245/75R16
255/65R17
Diameter −1.4% · This fits
255/60R18 → 245/75R16
255/60R18
Diameter −1.4% · This fits
235/65R18 → 245/75R16
235/65R18
Diameter −1.4% · This fits
245/75R16 → 265/70R16
265/70R16
Diameter −0.5% · This fits
245/75R16 → 265/70R15
265/70R15
Diameter +2.9% · This fits
245/75R16 → 265/75R15
265/75R15
Diameter −0.6% · This fits
245/75R16 → 225/75R16
225/75R16
Diameter +4.0% · Borderline. Check clearance first
245/75R16 → 235/70R16
235/70R16
Diameter +5.2% · Too big a jump
245/75R16 → 245/70R16
245/70R16
Diameter +3.3% · Borderline. Check clearance first
245/75R16 → 255/70R16
255/70R16
Diameter +1.4% · This fits
245/75R16 → 265/75R16
265/75R16
Diameter −3.7% · Borderline. Check clearance first
245/75R16 → 245/70R17
245/70R17
Diameter −0.1% · This fits
245/75R16 → 255/65R17
255/65R17
Diameter +1.4% · This fits
245/75R16 → 245/65R18
245/65R18
Diameter −0.2% · This fits
245/75R16 → 205/55R16
205/55R16
Diameter +22.5% · Too big a jump
Common questions
- What is 245/75R16 in inches?
- A 245/75R16 tire is 30.47 inches tall and 9.6 inches wide, with a 7.23-inch sidewall, mounted on a 16-inch wheel. In metric that is 774 mm tall and 245 mm wide. The circumference is 95.72 inches.
- How tall is a 245/75R16 tire?
- 30.47 inches, or 774 mm. That is the overall diameter, wheel included. It turns about 662 times per mile, which is what your speedometer counts.
- What do the numbers in 245/75R16 mean?
- 245 is the tread width in millimeters, 75 is the aspect ratio — the sidewall height as a percentage of the tread width — and 16 is the wheel diameter in inches. So the sidewall is 245 × 75% = 183.8 mm tall.