Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 35/12-16 | 325/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.97 (888.3) | 37.75 (958.9) | 2.78 (70.6) 7.9% |
| Width inches (mm) | 12.01 (305) | 12.8 (325) | 0.79 (20) 6.6% |
| Circum. inches (mm) | 109.87 (2790.68) | 118.6 (3012.47) | 8.73 (221.8) 7.9% |
| Sidewall Height inches (mm) | 9.49 (240.95) | 10.88 (276.25) | 1.39 (35.3) 14.7% |
| Revolutions per mile (km) | 576.69 (358.34) | 534.23 (331.95) | -42.46 (-26.38) -7.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.59 mph (34.75 km/h) |
| 25 mph (40.23 km/h) | 26.99 mph (43.43 km/h) |
| 30 mph (48.28 km/h) | 32.38 mph (52.12 km/h) |
| 35 mph (56.33 km/h) | 37.78 mph (60.8 km/h) |
| 40 mph (64.37 km/h) | 43.18 mph (69.49 km/h) |
| 45 mph (72.42 km/h) | 48.58 mph (78.18 km/h) |
| 50 mph (80.47 km/h) | 53.97 mph (86.86 km/h) |
| 55 mph (88.51 km/h) | 59.37 mph (95.55 km/h) |
| 60 mph (96.56 km/h) | 64.77 mph (104.24 km/h) |
| 65 mph (104.61 km/h) | 70.17 mph (112.92 km/h) |
| 70 mph (112.65 km/h) | 75.56 mph (121.61 km/h) |
| 75 mph (120.7 km/h) | 80.96 mph (130.29 km/h) |
| 80 mph (128.75 km/h) | 86.36 mph (138.98 km/h) |
| 85 mph (136.79 km/h) | 91.76 mph (147.67 km/h) |
| 90 mph (144.84 km/h) | 97.15 mph (156.35 km/h) |
| 95 mph (152.89 km/h) | 102.55 mph (165.04 km/h) |
| 100 mph (160.93 km/h) | 107.95 mph (173.73 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1360 | 1579 | 1701 | 1776 | 1857 | 1915 | 1979 | 2054 | 2158 | 2262 | 2378 | 2470 | 2638 | 2823 | 2968 | 3060 | 3112 | 3303 | 3569 | 4148 |
Better Fuel Economy Factory Ratios Increased Power
