Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 255/100-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 35.08 (891) | 8.69 (220.6) 32.9% |
| Width inches (mm) | 9.45 (240) | 10.04 (255) | 0.59 (15) 6.2% |
| Circum. inches (mm) | 82.92 (2106.12) | 110.2 (2799.16) | 27.28 (693.04) 32.9% |
| Sidewall Height inches (mm) | 5.2 (132) | 10.04 (255) | 4.84 (123) 93.2% |
| Revolutions per mile (km) | 764.13 (474.81) | 574.94 (357.25) | -189.19 (-117.56) -24.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.58 mph (42.78 km/h) |
| 25 mph (40.23 km/h) | 33.23 mph (53.47 km/h) |
| 30 mph (48.28 km/h) | 39.87 mph (64.17 km/h) |
| 35 mph (56.33 km/h) | 46.52 mph (74.86 km/h) |
| 40 mph (64.37 km/h) | 53.16 mph (85.56 km/h) |
| 45 mph (72.42 km/h) | 59.81 mph (96.25 km/h) |
| 50 mph (80.47 km/h) | 66.45 mph (106.95 km/h) |
| 55 mph (88.51 km/h) | 73.1 mph (117.64 km/h) |
| 60 mph (96.56 km/h) | 79.74 mph (128.33 km/h) |
| 65 mph (104.61 km/h) | 86.39 mph (139.03 km/h) |
| 70 mph (112.65 km/h) | 93.03 mph (149.72 km/h) |
| 75 mph (120.7 km/h) | 99.68 mph (160.42 km/h) |
| 80 mph (128.75 km/h) | 106.32 mph (171.11 km/h) |
| 85 mph (136.79 km/h) | 112.97 mph (181.81 km/h) |
| 90 mph (144.84 km/h) | 119.62 mph (192.5 km/h) |
| 95 mph (152.89 km/h) | 126.26 mph (203.2 km/h) |
| 100 mph (160.93 km/h) | 132.91 mph (213.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1463 | 1700 | 1830 | 1911 | 1999 | 2061 | 2129 | 2210 | 2322 | 2434 | 2559 | 2658 | 2839 | 3038 | 3194 | 3294 | 3350 | 3555 | 3841 | 4464 |
Better Fuel Economy Factory Ratios Increased Power
