Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/70-17 | 26/7.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.54 (648.8) | 26.02 (661) | 0.48 (12.2) 1.9% |
| Width inches (mm) | 6.1 (155) | 7.52 (191) | 1.42 (36) 23.2% |
| Circum. inches (mm) | 80.25 (2038.27) | 81.76 (2076.59) | 1.51 (38.33) 1.9% |
| Sidewall Height inches (mm) | 4.27 (108.5) | 4.51 (114.6) | 0.24 (6.1) 5.6% |
| Revolutions per mile (km) | 789.57 (490.61) | 774.99 (481.56) | -14.57 (-9.06) -1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.38 mph (32.79 km/h) |
| 25 mph (40.23 km/h) | 25.47 mph (40.99 km/h) |
| 30 mph (48.28 km/h) | 30.56 mph (49.19 km/h) |
| 35 mph (56.33 km/h) | 35.66 mph (57.39 km/h) |
| 40 mph (64.37 km/h) | 40.75 mph (65.58 km/h) |
| 45 mph (72.42 km/h) | 45.85 mph (73.78 km/h) |
| 50 mph (80.47 km/h) | 50.94 mph (81.98 km/h) |
| 55 mph (88.51 km/h) | 56.03 mph (90.18 km/h) |
| 60 mph (96.56 km/h) | 61.13 mph (98.38 km/h) |
| 65 mph (104.61 km/h) | 66.22 mph (106.57 km/h) |
| 70 mph (112.65 km/h) | 71.32 mph (114.77 km/h) |
| 75 mph (120.7 km/h) | 76.41 mph (122.97 km/h) |
| 80 mph (128.75 km/h) | 81.5 mph (131.17 km/h) |
| 85 mph (136.79 km/h) | 86.6 mph (139.37 km/h) |
| 90 mph (144.84 km/h) | 91.69 mph (147.56 km/h) |
| 95 mph (152.89 km/h) | 96.79 mph (155.76 km/h) |
| 100 mph (160.93 km/h) | 101.88 mph (163.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1972 | 2291 | 2467 | 2576 | 2694 | 2778 | 2870 | 2979 | 3130 | 3281 | 3449 | 3584 | 3827 | 4095 | 4305 | 4440 | 4515 | 4792 | 5178 | 6017 |
Better Fuel Economy Factory Ratios Increased Power
