Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/60-16 | 31/10.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 30.93 (785.54) | 4.53 (115.14) 17.2% |
| Width inches (mm) | 8.66 (220) | 10.51 (267) | 1.85 (47) 21.4% |
| Circum. inches (mm) | 82.92 (2106.12) | 97.16 (2467.85) | 14.24 (361.72) 17.2% |
| Sidewall Height inches (mm) | 5.2 (132) | 7.46 (189.57) | 2.27 (57.57) 43.6% |
| Revolutions per mile (km) | 764.13 (474.81) | 652.12 (405.21) | -112 (-69.59) -14.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.43 mph (37.71 km/h) |
| 25 mph (40.23 km/h) | 29.29 mph (47.14 km/h) |
| 30 mph (48.28 km/h) | 35.15 mph (56.57 km/h) |
| 35 mph (56.33 km/h) | 41.01 mph (66 km/h) |
| 40 mph (64.37 km/h) | 46.87 mph (75.43 km/h) |
| 45 mph (72.42 km/h) | 52.73 mph (84.86 km/h) |
| 50 mph (80.47 km/h) | 58.59 mph (94.29 km/h) |
| 55 mph (88.51 km/h) | 64.45 mph (103.72 km/h) |
| 60 mph (96.56 km/h) | 70.3 mph (113.14 km/h) |
| 65 mph (104.61 km/h) | 76.16 mph (122.57 km/h) |
| 70 mph (112.65 km/h) | 82.02 mph (132 km/h) |
| 75 mph (120.7 km/h) | 87.88 mph (141.43 km/h) |
| 80 mph (128.75 km/h) | 93.74 mph (150.86 km/h) |
| 85 mph (136.79 km/h) | 99.6 mph (160.29 km/h) |
| 90 mph (144.84 km/h) | 105.46 mph (169.72 km/h) |
| 95 mph (152.89 km/h) | 111.32 mph (179.15 km/h) |
| 100 mph (160.93 km/h) | 117.17 mph (188.57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1660 | 1928 | 2076 | 2168 | 2267 | 2337 | 2415 | 2507 | 2634 | 2761 | 2902 | 3015 | 3220 | 3446 | 3623 | 3736 | 3799 | 4032 | 4357 | 5063 |
Better Fuel Economy Factory Ratios Increased Power
