Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 35/12-16 | 325/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.97 (888.3) | 36.47 (926.4) | 1.5 (38.1) 4.3% |
| Width inches (mm) | 12.01 (305) | 12.8 (325) | 0.79 (20) 6.6% |
| Circum. inches (mm) | 109.87 (2790.68) | 114.58 (2910.37) | 4.71 (119.69) 4.3% |
| Sidewall Height inches (mm) | 9.49 (240.95) | 10.24 (260) | 0.75 (19.05) 7.9% |
| Revolutions per mile (km) | 576.69 (358.34) | 552.97 (343.6) | -23.72 (-14.74) -4.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.86 mph (33.57 km/h) |
| 25 mph (40.23 km/h) | 26.07 mph (41.96 km/h) |
| 30 mph (48.28 km/h) | 31.29 mph (50.35 km/h) |
| 35 mph (56.33 km/h) | 36.5 mph (58.74 km/h) |
| 40 mph (64.37 km/h) | 41.72 mph (67.13 km/h) |
| 45 mph (72.42 km/h) | 46.93 mph (75.53 km/h) |
| 50 mph (80.47 km/h) | 52.14 mph (83.92 km/h) |
| 55 mph (88.51 km/h) | 57.36 mph (92.31 km/h) |
| 60 mph (96.56 km/h) | 62.57 mph (100.7 km/h) |
| 65 mph (104.61 km/h) | 67.79 mph (109.09 km/h) |
| 70 mph (112.65 km/h) | 73 mph (117.49 km/h) |
| 75 mph (120.7 km/h) | 78.22 mph (125.88 km/h) |
| 80 mph (128.75 km/h) | 83.43 mph (134.27 km/h) |
| 85 mph (136.79 km/h) | 88.65 mph (142.66 km/h) |
| 90 mph (144.84 km/h) | 93.86 mph (151.05 km/h) |
| 95 mph (152.89 km/h) | 99.07 mph (159.45 km/h) |
| 100 mph (160.93 km/h) | 104.29 mph (167.84 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1407 | 1635 | 1760 | 1838 | 1922 | 1982 | 2048 | 2126 | 2234 | 2341 | 2461 | 2557 | 2731 | 2922 | 3072 | 3168 | 3222 | 3419 | 3695 | 4293 |
Better Fuel Economy Factory Ratios Increased Power
