Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/70-18 | 140/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.17 (639.2) | 25.72 (653.2) | 0.55 (14) 2.2% |
| Width inches (mm) | 5.12 (130) | 5.51 (140) | 0.39 (10) 7.7% |
| Circum. inches (mm) | 79.06 (2008.11) | 80.79 (2052.09) | 1.73 (43.98) 2.2% |
| Sidewall Height inches (mm) | 3.58 (91) | 3.86 (98) | 0.28 (7) 7.7% |
| Revolutions per mile (km) | 801.42 (497.98) | 784.25 (487.31) | -17.18 (-10.67) -2.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.44 mph (32.89 km/h) |
| 25 mph (40.23 km/h) | 25.55 mph (41.11 km/h) |
| 30 mph (48.28 km/h) | 30.66 mph (49.34 km/h) |
| 35 mph (56.33 km/h) | 35.77 mph (57.56 km/h) |
| 40 mph (64.37 km/h) | 40.88 mph (65.78 km/h) |
| 45 mph (72.42 km/h) | 45.99 mph (74.01 km/h) |
| 50 mph (80.47 km/h) | 51.1 mph (82.23 km/h) |
| 55 mph (88.51 km/h) | 56.2 mph (90.45 km/h) |
| 60 mph (96.56 km/h) | 61.31 mph (98.68 km/h) |
| 65 mph (104.61 km/h) | 66.42 mph (106.9 km/h) |
| 70 mph (112.65 km/h) | 71.53 mph (115.12 km/h) |
| 75 mph (120.7 km/h) | 76.64 mph (123.34 km/h) |
| 80 mph (128.75 km/h) | 81.75 mph (131.57 km/h) |
| 85 mph (136.79 km/h) | 86.86 mph (139.79 km/h) |
| 90 mph (144.84 km/h) | 91.97 mph (148.01 km/h) |
| 95 mph (152.89 km/h) | 97.08 mph (156.24 km/h) |
| 100 mph (160.93 km/h) | 102.19 mph (164.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1996 | 2318 | 2497 | 2607 | 2726 | 2811 | 2904 | 3015 | 3168 | 3321 | 3490 | 3626 | 3873 | 4144 | 4357 | 4493 | 4569 | 4849 | 5240 | 6089 |
Better Fuel Economy Factory Ratios Increased Power
