Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/65-16 | 235/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.07 (763.9) | 31.73 (805.9) | 1.65 (42) 5.5% |
| Width inches (mm) | 10.83 (275) | 9.25 (235) | -1.57 (-40) -14.5% |
| Circum. inches (mm) | 94.48 (2399.86) | 99.68 (2531.81) | 5.19 (131.95) 5.5% |
| Sidewall Height inches (mm) | 7.04 (178.75) | 7.86 (199.75) | 0.83 (21) 11.7% |
| Revolutions per mile (km) | 670.6 (416.69) | 635.65 (394.97) | -34.95 (-21.72) -5.2% |
235/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.1 mph (33.96 km/h) |
| 25 mph (40.23 km/h) | 26.37 mph (42.45 km/h) |
| 30 mph (48.28 km/h) | 31.65 mph (50.93 km/h) |
| 35 mph (56.33 km/h) | 36.92 mph (59.42 km/h) |
| 40 mph (64.37 km/h) | 42.2 mph (67.91 km/h) |
| 45 mph (72.42 km/h) | 47.47 mph (76.4 km/h) |
| 50 mph (80.47 km/h) | 52.75 mph (84.89 km/h) |
| 55 mph (88.51 km/h) | 58.02 mph (93.38 km/h) |
| 60 mph (96.56 km/h) | 63.3 mph (101.87 km/h) |
| 65 mph (104.61 km/h) | 68.57 mph (110.36 km/h) |
| 70 mph (112.65 km/h) | 73.85 mph (118.85 km/h) |
| 75 mph (120.7 km/h) | 79.12 mph (127.34 km/h) |
| 80 mph (128.75 km/h) | 84.4 mph (135.83 km/h) |
| 85 mph (136.79 km/h) | 89.67 mph (144.32 km/h) |
| 90 mph (144.84 km/h) | 94.95 mph (152.8 km/h) |
| 95 mph (152.89 km/h) | 100.22 mph (161.29 km/h) |
| 100 mph (160.93 km/h) | 105.5 mph (169.78 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1618 | 1879 | 2024 | 2113 | 2210 | 2278 | 2354 | 2444 | 2568 | 2691 | 2829 | 2939 | 3139 | 3359 | 3531 | 3641 | 3703 | 3930 | 4247 | 4935 |
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