Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/85-18 | 135/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.37 (720.7) | 24.5 (622.4) | -3.87 (-98.3) -13.6% |
| Width inches (mm) | 6.1 (155) | 5.31 (135) | -0.79 (-20) -12.9% |
| Circum. inches (mm) | 89.14 (2264.15) | 76.98 (1955.33) | -12.16 (-308.82) -13.6% |
| Sidewall Height inches (mm) | 5.19 (131.75) | 4.25 (108) | -0.94 (-23.75) -18% |
| Revolutions per mile (km) | 710.8 (441.67) | 823.06 (511.42) | 112.26 (69.76) 15.8% |
135/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.27 mph (27.8 km/h) |
| 25 mph (40.23 km/h) | 21.59 mph (34.75 km/h) |
| 30 mph (48.28 km/h) | 25.91 mph (41.7 km/h) |
| 35 mph (56.33 km/h) | 30.23 mph (48.64 km/h) |
| 40 mph (64.37 km/h) | 34.54 mph (55.59 km/h) |
| 45 mph (72.42 km/h) | 38.86 mph (62.54 km/h) |
| 50 mph (80.47 km/h) | 43.18 mph (69.49 km/h) |
| 55 mph (88.51 km/h) | 47.5 mph (76.44 km/h) |
| 60 mph (96.56 km/h) | 51.82 mph (83.39 km/h) |
| 65 mph (104.61 km/h) | 56.13 mph (90.34 km/h) |
| 70 mph (112.65 km/h) | 60.45 mph (97.29 km/h) |
| 75 mph (120.7 km/h) | 64.77 mph (104.24 km/h) |
| 80 mph (128.75 km/h) | 69.09 mph (111.19 km/h) |
| 85 mph (136.79 km/h) | 73.41 mph (118.14 km/h) |
| 90 mph (144.84 km/h) | 77.72 mph (125.09 km/h) |
| 95 mph (152.89 km/h) | 82.04 mph (132.03 km/h) |
| 100 mph (160.93 km/h) | 86.36 mph (138.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2095 | 2433 | 2620 | 2736 | 2861 | 2950 | 3048 | 3164 | 3324 | 3485 | 3663 | 3806 | 4064 | 4349 | 4572 | 4715 | 4795 | 5089 | 5499 | 6391 |
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