LT285/75R16 Tire Size
LT285/75R16 diameter, sidewall, revolutions per mile, and plus-sizing options.
The LT285/75R16 tire size breaks down as: 285 mm section width, 75% aspect ratio, and a 16-inch rim. Below are its real, calculated dimensions.
LT285/75R16 Calculated Dimensions
| Metric | Value |
|---|---|
| Overall diameter | 32.8 in (834 mm) |
| Sidewall height | 8.4 in (214 mm) |
| Circumference | 103.1 in (2620 mm) |
| Revolutions per mile | 614 |
Typical Fitment
LT285/75R16 is most often found on off-road pickups. Always confirm against the door-jamb placard or owner manual before fitting.
Plus-Sizing Alternatives
These sizes keep the overall diameter close to LT285/75R16, so speedometer and gearing stay near stock:
| Size | Diameter | Diameter change |
|---|---|---|
| 295/70R16 | 32.26 in | -1.7% |
| 295/70R17 | 33.26 in | +1.3% |
| 305/60R18 | 32.41 in | -1.3% |
Speedometer Note
If you fit a 295/70R16 instead of LT285/75R16, the diameter changes by -1.7%. A taller tire makes your speedometer read low — at a true 60 mph it would show roughly 61 mph. A shorter tire has the opposite effect, so the gauge reads high.
Use the tire calculator to compare LT285/75R16 against any other size and see the exact diameter and speedometer difference.
Frequently Asked Questions
What does LT285/75R16 mean?
LT285/75R16 means a 285 mm wide tire with a 75% sidewall aspect ratio mounted on a 16-inch rim. The aspect ratio is the sidewall height as a percentage of the width.
Can I plus-size from LT285/75R16?
Yes, as long as the replacement keeps the overall diameter close to stock so the speedometer stays accurate. Common plus-size moves from LT285/75R16 are 295/70R16, 295/70R17, 305/60R18.
Will LT285/75R16 affect my speedometer?
Only if it differs in diameter from your original size. A taller tire reads low; a shorter tire reads high. Compare the two sizes with the calculator to find the percentage.