Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-16 | 145/90-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.44 (595.4) | 26.28 (667.4) | 2.83 (72) 12.1% |
| Width inches (mm) | 5.31 (135) | 5.71 (145) | 0.39 (10) 7.4% |
| Circum. inches (mm) | 73.64 (1870.5) | 82.55 (2096.7) | 8.91 (226.19) 12.1% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 5.14 (130.5) | 1.42 (36) 38.1% |
| Revolutions per mile (km) | 860.38 (534.61) | 767.56 (476.94) | -92.82 (-57.67) -10.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.42 mph (36.08 km/h) |
| 25 mph (40.23 km/h) | 28.02 mph (45.1 km/h) |
| 30 mph (48.28 km/h) | 33.63 mph (54.12 km/h) |
| 35 mph (56.33 km/h) | 39.23 mph (63.14 km/h) |
| 40 mph (64.37 km/h) | 44.84 mph (72.16 km/h) |
| 45 mph (72.42 km/h) | 50.44 mph (81.18 km/h) |
| 50 mph (80.47 km/h) | 56.05 mph (90.2 km/h) |
| 55 mph (88.51 km/h) | 61.65 mph (99.22 km/h) |
| 60 mph (96.56 km/h) | 67.26 mph (108.24 km/h) |
| 65 mph (104.61 km/h) | 72.86 mph (117.26 km/h) |
| 70 mph (112.65 km/h) | 78.46 mph (126.28 km/h) |
| 75 mph (120.7 km/h) | 84.07 mph (135.3 km/h) |
| 80 mph (128.75 km/h) | 89.67 mph (144.32 km/h) |
| 85 mph (136.79 km/h) | 95.28 mph (153.34 km/h) |
| 90 mph (144.84 km/h) | 100.88 mph (162.36 km/h) |
| 95 mph (152.89 km/h) | 106.49 mph (171.38 km/h) |
| 100 mph (160.93 km/h) | 112.09 mph (180.4 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1953 | 2269 | 2444 | 2552 | 2668 | 2751 | 2843 | 2951 | 3100 | 3250 | 3416 | 3549 | 3790 | 4056 | 4264 | 4397 | 4472 | 4746 | 5128 | 5960 |
Better Fuel Economy Factory Ratios Increased Power
