Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-16 | 275/100-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.5 (622.4) | 36.65 (931) | 12.15 (308.6) 49.6% |
| Width inches (mm) | 5.31 (135) | 10.83 (275) | 5.51 (140) 103.7% |
| Circum. inches (mm) | 76.98 (1955.33) | 115.15 (2924.82) | 38.17 (969.5) 49.6% |
| Sidewall Height inches (mm) | 4.25 (108) | 10.83 (275) | 6.57 (167) 154.6% |
| Revolutions per mile (km) | 823.06 (511.42) | 550.24 (341.9) | -272.82 (-169.52) -33.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 29.92 mph (48.15 km/h) |
| 25 mph (40.23 km/h) | 37.4 mph (60.18 km/h) |
| 30 mph (48.28 km/h) | 44.87 mph (72.22 km/h) |
| 35 mph (56.33 km/h) | 52.35 mph (84.26 km/h) |
| 40 mph (64.37 km/h) | 59.83 mph (96.29 km/h) |
| 45 mph (72.42 km/h) | 67.31 mph (108.33 km/h) |
| 50 mph (80.47 km/h) | 74.79 mph (120.36 km/h) |
| 55 mph (88.51 km/h) | 82.27 mph (132.4 km/h) |
| 60 mph (96.56 km/h) | 89.75 mph (144.44 km/h) |
| 65 mph (104.61 km/h) | 97.23 mph (156.47 km/h) |
| 70 mph (112.65 km/h) | 104.71 mph (168.51 km/h) |
| 75 mph (120.7 km/h) | 112.19 mph (180.55 km/h) |
| 80 mph (128.75 km/h) | 119.67 mph (192.58 km/h) |
| 85 mph (136.79 km/h) | 127.14 mph (204.62 km/h) |
| 90 mph (144.84 km/h) | 134.62 mph (216.66 km/h) |
| 95 mph (152.89 km/h) | 142.1 mph (228.69 km/h) |
| 100 mph (160.93 km/h) | 149.58 mph (240.73 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1400 | 1627 | 1752 | 1829 | 1913 | 1972 | 2038 | 2115 | 2223 | 2330 | 2449 | 2544 | 2717 | 2908 | 3057 | 3152 | 3206 | 3402 | 3676 | 4272 |
Better Fuel Economy Factory Ratios Increased Power
