Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 26/10-12 | 275/70-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26 (660.4) | 27.16 (689.8) | 1.16 (29.4) 4.5% |
| Width inches (mm) | 10 (254) | 10.83 (275) | 0.83 (21) 8.3% |
| Circum. inches (mm) | 81.68 (2074.71) | 85.32 (2167.07) | 3.64 (92.36) 4.5% |
| Sidewall Height inches (mm) | 7 (177.8) | 7.58 (192.5) | 0.58 (14.7) 8.3% |
| Revolutions per mile (km) | 775.7 (481.99) | 742.64 (461.45) | -33.06 (-20.54) -4.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.89 mph (33.62 km/h) |
| 25 mph (40.23 km/h) | 26.11 mph (42.02 km/h) |
| 30 mph (48.28 km/h) | 31.34 mph (50.43 km/h) |
| 35 mph (56.33 km/h) | 36.56 mph (58.83 km/h) |
| 40 mph (64.37 km/h) | 41.78 mph (67.24 km/h) |
| 45 mph (72.42 km/h) | 47 mph (75.64 km/h) |
| 50 mph (80.47 km/h) | 52.23 mph (84.05 km/h) |
| 55 mph (88.51 km/h) | 57.45 mph (92.45 km/h) |
| 60 mph (96.56 km/h) | 62.67 mph (100.86 km/h) |
| 65 mph (104.61 km/h) | 67.89 mph (109.26 km/h) |
| 70 mph (112.65 km/h) | 73.12 mph (117.67 km/h) |
| 75 mph (120.7 km/h) | 78.34 mph (126.07 km/h) |
| 80 mph (128.75 km/h) | 83.56 mph (134.48 km/h) |
| 85 mph (136.79 km/h) | 88.78 mph (142.88 km/h) |
| 90 mph (144.84 km/h) | 94.01 mph (151.29 km/h) |
| 95 mph (152.89 km/h) | 99.23 mph (159.69 km/h) |
| 100 mph (160.93 km/h) | 104.45 mph (168.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1890 | 2195 | 2364 | 2469 | 2581 | 2662 | 2750 | 2855 | 3000 | 3144 | 3305 | 3434 | 3667 | 3924 | 4126 | 4254 | 4327 | 4592 | 4962 | 5766 |
Better Fuel Economy Factory Ratios Increased Power
