Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-17 | 250/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.44 (620.8) | 31.76 (806.8) | 7.32 (186) 30% |
| Width inches (mm) | 5.31 (135) | 9.84 (250) | 4.53 (115) 85.2% |
| Circum. inches (mm) | 76.78 (1950.3) | 99.79 (2534.64) | 23.01 (584.34) 30% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 7.38 (187.5) | 3.66 (93) 98.4% |
| Revolutions per mile (km) | 825.18 (512.74) | 634.94 (394.53) | -190.24 (-118.21) -23.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.99 mph (41.83 km/h) |
| 25 mph (40.23 km/h) | 32.49 mph (52.29 km/h) |
| 30 mph (48.28 km/h) | 38.99 mph (62.75 km/h) |
| 35 mph (56.33 km/h) | 45.49 mph (73.2 km/h) |
| 40 mph (64.37 km/h) | 51.98 mph (83.66 km/h) |
| 45 mph (72.42 km/h) | 58.48 mph (94.12 km/h) |
| 50 mph (80.47 km/h) | 64.98 mph (104.58 km/h) |
| 55 mph (88.51 km/h) | 71.48 mph (115.03 km/h) |
| 60 mph (96.56 km/h) | 77.98 mph (125.49 km/h) |
| 65 mph (104.61 km/h) | 84.47 mph (135.95 km/h) |
| 70 mph (112.65 km/h) | 90.97 mph (146.41 km/h) |
| 75 mph (120.7 km/h) | 97.47 mph (156.86 km/h) |
| 80 mph (128.75 km/h) | 103.97 mph (167.32 km/h) |
| 85 mph (136.79 km/h) | 110.47 mph (177.78 km/h) |
| 90 mph (144.84 km/h) | 116.97 mph (188.24 km/h) |
| 95 mph (152.89 km/h) | 123.46 mph (198.7 km/h) |
| 100 mph (160.93 km/h) | 129.96 mph (209.15 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1616 | 1877 | 2021 | 2111 | 2207 | 2276 | 2352 | 2441 | 2565 | 2688 | 2826 | 2936 | 3135 | 3355 | 3527 | 3637 | 3699 | 3926 | 4242 | 4930 |
Better Fuel Economy Factory Ratios Increased Power
