Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-15 | 155/95-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.89 (556) | 26.59 (675.5) | 4.7 (119.5) 21.5% |
| Width inches (mm) | 4.92 (125) | 6.1 (155) | 1.18 (30) 24% |
| Circum. inches (mm) | 68.77 (1746.73) | 83.55 (2122.15) | 14.78 (375.42) 21.5% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 5.8 (147.25) | 2.35 (59.75) 68.3% |
| Revolutions per mile (km) | 921.35 (572.5) | 758.36 (471.22) | -162.99 (-101.28) -17.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.3 mph (39.1 km/h) |
| 25 mph (40.23 km/h) | 30.37 mph (48.88 km/h) |
| 30 mph (48.28 km/h) | 36.45 mph (58.66 km/h) |
| 35 mph (56.33 km/h) | 42.52 mph (68.43 km/h) |
| 40 mph (64.37 km/h) | 48.6 mph (78.21 km/h) |
| 45 mph (72.42 km/h) | 54.67 mph (87.99 km/h) |
| 50 mph (80.47 km/h) | 60.75 mph (97.76 km/h) |
| 55 mph (88.51 km/h) | 66.82 mph (107.54 km/h) |
| 60 mph (96.56 km/h) | 72.9 mph (117.31 km/h) |
| 65 mph (104.61 km/h) | 78.97 mph (127.09 km/h) |
| 70 mph (112.65 km/h) | 85.04 mph (136.87 km/h) |
| 75 mph (120.7 km/h) | 91.12 mph (146.64 km/h) |
| 80 mph (128.75 km/h) | 97.19 mph (156.42 km/h) |
| 85 mph (136.79 km/h) | 103.27 mph (166.2 km/h) |
| 90 mph (144.84 km/h) | 109.34 mph (175.97 km/h) |
| 95 mph (152.89 km/h) | 115.42 mph (185.75 km/h) |
| 100 mph (160.93 km/h) | 121.49 mph (195.52 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1930 | 2242 | 2414 | 2521 | 2636 | 2718 | 2809 | 2915 | 3063 | 3211 | 3375 | 3507 | 3745 | 4008 | 4213 | 4344 | 4418 | 4689 | 5067 | 5888 |
Better Fuel Economy Factory Ratios Increased Power
