Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-18 | 135/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.44 (646.2) | 26.57 (674.8) | 1.13 (28.6) 4.4% |
| Width inches (mm) | 5.31 (135) | 5.31 (135) | 0 (0) 0% |
| Circum. inches (mm) | 79.93 (2030.1) | 83.46 (2119.95) | 3.54 (89.85) 4.4% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 4.78 (121.5) | 1.06 (27) 28.6% |
| Revolutions per mile (km) | 792.74 (492.59) | 759.14 (471.71) | -33.6 (-20.88) -4.2% |
135/90-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.89 mph (33.61 km/h) |
| 25 mph (40.23 km/h) | 26.11 mph (42.01 km/h) |
| 30 mph (48.28 km/h) | 31.33 mph (50.42 km/h) |
| 35 mph (56.33 km/h) | 36.55 mph (58.82 km/h) |
| 40 mph (64.37 km/h) | 41.77 mph (67.22 km/h) |
| 45 mph (72.42 km/h) | 46.99 mph (75.63 km/h) |
| 50 mph (80.47 km/h) | 52.21 mph (84.03 km/h) |
| 55 mph (88.51 km/h) | 57.43 mph (92.43 km/h) |
| 60 mph (96.56 km/h) | 62.66 mph (100.83 km/h) |
| 65 mph (104.61 km/h) | 67.88 mph (109.24 km/h) |
| 70 mph (112.65 km/h) | 73.1 mph (117.64 km/h) |
| 75 mph (120.7 km/h) | 78.32 mph (126.04 km/h) |
| 80 mph (128.75 km/h) | 83.54 mph (134.45 km/h) |
| 85 mph (136.79 km/h) | 88.76 mph (142.85 km/h) |
| 90 mph (144.84 km/h) | 93.98 mph (151.25 km/h) |
| 95 mph (152.89 km/h) | 99.2 mph (159.65 km/h) |
| 100 mph (160.93 km/h) | 104.43 mph (168.06 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1932 | 2244 | 2417 | 2524 | 2639 | 2721 | 2811 | 2918 | 3066 | 3214 | 3379 | 3510 | 3749 | 4012 | 4217 | 4349 | 4423 | 4694 | 5072 | 5894 |
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