245/70R16
A 245/70R16 tire is 29.50 inches tall and 9.6 inches wide, with a 6.75-inch sidewall, mounted on a 16-inch wheel.
Common fitments: Tacoma, Ranger, Colorado
Overall diameter
29.50″
749 mm
Sidewall height
6.75″
171.5 mm
Tread width
245 mm
9.6″
Circumference
92.69″
7.7 ft
Revs per mile
684
425 per km
Wheel diameter
16″
aspect ratio 70%
Cross-section
- Overall diameter
- 29.50″
- Sidewall (each side)
- 6.75″
- Wheel
- 16″
245/70R16 in inches and millimeters
Every dimension of a 245/70R16, converted both ways. Calculated from the size code, accurate to about 1%.
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter (height) | 29.50″ | 749 mm |
| Tread width | 9.6″ | 245 mm |
| Sidewall height | 6.75″ | 171.5 mm |
| Wheel diameter | 16″ | 406 mm |
| Circumference | 92.69″ | 2354 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.
245/70R16 compared with other sizes
All 26 practical swaps involving 245/70R16 — diameter change, speedometer impact and a fit verdict for each.
245/70R16 → 245/75R16
245/75R16
Diameter −3.2% · Borderline. Check clearance first
245/70R16 → 265/70R16
265/70R16
Diameter −3.6% · Borderline. Check clearance first
245/70R16 → 235/75R15
235/75R15
Diameter +2.2% · This fits
245/70R16 → 265/70R15
265/70R15
Diameter −0.3% · This fits
245/70R16 → 265/75R15
265/75R15
Diameter −3.7% · Borderline. Check clearance first
245/70R16 → 225/70R16
225/70R16
Diameter +3.9% · Borderline. Check clearance first
245/70R16 → 225/75R16
225/75R16
Diameter +0.7% · This fits
245/70R16 → 235/70R16
235/70R16
Diameter +1.9% · This fits
225/75R16 → 245/70R16
225/75R16
Diameter −0.7% · This fits
235/70R16 → 245/70R16
235/70R16
Diameter −1.9% · This fits
255/70R16 → 245/70R16
255/70R16
Diameter +1.9% · This fits
245/75R16 → 245/70R16
245/75R16
Diameter +3.3% · Borderline. Check clearance first
225/70R16 → 245/70R16
225/70R16
Diameter −3.7% · Borderline. Check clearance first
265/70R16 → 245/70R16
265/70R16
Diameter +3.7% · Borderline. Check clearance first
245/65R17 → 245/70R16
245/65R17
Diameter +0.1% · This fits
245/60R18 → 245/70R16
245/60R18
Diameter +0.2% · This fits
265/70R15 → 245/70R16
265/70R15
Diameter +0.3% · This fits
235/60R18 → 245/70R16
235/60R18
Diameter −1.4% · This fits
255/55R18 → 245/70R16
255/55R18
Diameter −1.6% · This fits
235/65R17 → 245/70R16
235/65R17
Diameter −1.6% · This fits
235/65R18 → 245/70R16
235/65R18
Diameter +1.8% · This fits
255/60R18 → 245/70R16
255/60R18
Diameter +1.8% · This fits
245/70R16 → 255/70R16
255/70R16
Diameter −1.8% · This fits
245/70R16 → 245/65R17
245/65R17
Diameter −0.1% · This fits
245/70R16 → 245/60R18
245/60R18
Diameter −0.2% · This fits
245/70R16 → 205/55R16
205/55R16
Diameter +18.6% · Too big a jump
Common questions
- What is 245/70R16 in inches?
- A 245/70R16 tire is 29.50 inches tall and 9.6 inches wide, with a 6.75-inch sidewall, mounted on a 16-inch wheel. In metric that is 749 mm tall and 245 mm wide. The circumference is 92.69 inches.
- How tall is a 245/70R16 tire?
- 29.50 inches, or 749 mm. That is the overall diameter, wheel included. It turns about 684 times per mile, which is what your speedometer counts.
- What do the numbers in 245/70R16 mean?
- 245 is the tread width in millimeters, 70 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 × 70% = 171.5 mm tall.