Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 120/60-17 | 130/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.67 (575.8) | 24.17 (613.8) | 1.5 (38) 6.6% |
| Width inches (mm) | 4.72 (120) | 5.12 (130) | 0.39 (10) 8.3% |
| Circum. inches (mm) | 71.22 (1808.93) | 75.92 (1928.31) | 4.7 (119.38) 6.6% |
| Sidewall Height inches (mm) | 2.83 (72) | 3.58 (91) | 0.75 (19) 26.4% |
| Revolutions per mile (km) | 889.67 (552.81) | 834.59 (518.59) | -55.08 (-34.22) -6.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.32 mph (34.31 km/h) |
| 25 mph (40.23 km/h) | 26.65 mph (42.89 km/h) |
| 30 mph (48.28 km/h) | 31.98 mph (51.47 km/h) |
| 35 mph (56.33 km/h) | 37.31 mph (60.04 km/h) |
| 40 mph (64.37 km/h) | 42.64 mph (68.62 km/h) |
| 45 mph (72.42 km/h) | 47.97 mph (77.2 km/h) |
| 50 mph (80.47 km/h) | 53.3 mph (85.78 km/h) |
| 55 mph (88.51 km/h) | 58.63 mph (94.36 km/h) |
| 60 mph (96.56 km/h) | 63.96 mph (102.93 km/h) |
| 65 mph (104.61 km/h) | 69.29 mph (111.51 km/h) |
| 70 mph (112.65 km/h) | 74.62 mph (120.09 km/h) |
| 75 mph (120.7 km/h) | 79.95 mph (128.67 km/h) |
| 80 mph (128.75 km/h) | 85.28 mph (137.24 km/h) |
| 85 mph (136.79 km/h) | 90.61 mph (145.82 km/h) |
| 90 mph (144.84 km/h) | 95.94 mph (154.4 km/h) |
| 95 mph (152.89 km/h) | 101.27 mph (162.98 km/h) |
| 100 mph (160.93 km/h) | 106.6 mph (171.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2124 | 2467 | 2657 | 2775 | 2901 | 2991 | 3091 | 3208 | 3371 | 3534 | 3715 | 3859 | 4121 | 4410 | 4636 | 4781 | 4862 | 5161 | 5576 | 6480 |
Better Fuel Economy Factory Ratios Increased Power
