Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-16 | 315/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.57 (649.4) | 35.84 (910.4) | 10.28 (261) 40.2% |
| Width inches (mm) | 5.31 (135) | 12.4 (315) | 7.09 (180) 133.3% |
| Circum. inches (mm) | 80.32 (2040.15) | 112.6 (2860.11) | 32.28 (819.96) 40.2% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 9.92 (252) | 5.14 (130.5) 107.4% |
| Revolutions per mile (km) | 788.84 (490.16) | 562.69 (349.64) | -226.15 (-140.52) -28.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 28.04 mph (45.12 km/h) |
| 25 mph (40.23 km/h) | 35.05 mph (56.4 km/h) |
| 30 mph (48.28 km/h) | 42.06 mph (67.68 km/h) |
| 35 mph (56.33 km/h) | 49.07 mph (78.97 km/h) |
| 40 mph (64.37 km/h) | 56.08 mph (90.25 km/h) |
| 45 mph (72.42 km/h) | 63.09 mph (101.53 km/h) |
| 50 mph (80.47 km/h) | 70.1 mph (112.81 km/h) |
| 55 mph (88.51 km/h) | 77.11 mph (124.09 km/h) |
| 60 mph (96.56 km/h) | 84.11 mph (135.37 km/h) |
| 65 mph (104.61 km/h) | 91.12 mph (146.65 km/h) |
| 70 mph (112.65 km/h) | 98.13 mph (157.93 km/h) |
| 75 mph (120.7 km/h) | 105.14 mph (169.21 km/h) |
| 80 mph (128.75 km/h) | 112.15 mph (180.49 km/h) |
| 85 mph (136.79 km/h) | 119.16 mph (191.77 km/h) |
| 90 mph (144.84 km/h) | 126.17 mph (203.05 km/h) |
| 95 mph (152.89 km/h) | 133.18 mph (214.34 km/h) |
| 100 mph (160.93 km/h) | 140.19 mph (225.62 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1432 | 1663 | 1791 | 1871 | 1956 | 2017 | 2084 | 2163 | 2273 | 2382 | 2504 | 2602 | 2779 | 2974 | 3126 | 3223 | 3278 | 3479 | 3760 | 4369 |
Better Fuel Economy Factory Ratios Increased Power
