Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/60-18 | 130/60-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.32 (643.2) | 25.14 (638.6) | -0.18 (-4.6) -0.7% |
| Width inches (mm) | 6.1 (155) | 5.12 (130) | -0.98 (-25) -16.1% |
| Circum. inches (mm) | 79.55 (2020.67) | 78.99 (2006.22) | -0.57 (-14.45) -0.7% |
| Sidewall Height inches (mm) | 3.66 (93) | 3.07 (78) | -0.59 (-15) -16.1% |
| Revolutions per mile (km) | 796.44 (494.88) | 802.18 (498.45) | 5.74 (3.56) 0.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.86 mph (31.96 km/h) |
| 25 mph (40.23 km/h) | 24.82 mph (39.95 km/h) |
| 30 mph (48.28 km/h) | 29.79 mph (47.94 km/h) |
| 35 mph (56.33 km/h) | 34.75 mph (55.92 km/h) |
| 40 mph (64.37 km/h) | 39.71 mph (63.91 km/h) |
| 45 mph (72.42 km/h) | 44.68 mph (71.9 km/h) |
| 50 mph (80.47 km/h) | 49.64 mph (79.89 km/h) |
| 55 mph (88.51 km/h) | 54.61 mph (87.88 km/h) |
| 60 mph (96.56 km/h) | 59.57 mph (95.87 km/h) |
| 65 mph (104.61 km/h) | 64.54 mph (103.86 km/h) |
| 70 mph (112.65 km/h) | 69.5 mph (111.85 km/h) |
| 75 mph (120.7 km/h) | 74.46 mph (119.84 km/h) |
| 80 mph (128.75 km/h) | 79.43 mph (127.83 km/h) |
| 85 mph (136.79 km/h) | 84.39 mph (135.82 km/h) |
| 90 mph (144.84 km/h) | 89.36 mph (143.81 km/h) |
| 95 mph (152.89 km/h) | 94.32 mph (151.79 km/h) |
| 100 mph (160.93 km/h) | 99.28 mph (159.78 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2041 | 2371 | 2554 | 2667 | 2788 | 2875 | 2971 | 3084 | 3240 | 3397 | 3570 | 3709 | 3961 | 4239 | 4456 | 4595 | 4673 | 4960 | 5360 | 6228 |
Better Fuel Economy Factory Ratios Increased Power
