Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/66-17 | 355/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.77 (781.6) | 36.57 (928.8) | 5.8 (147.2) 18.8% |
| Width inches (mm) | 10.43 (265) | 13.98 (355) | 3.54 (90) 34% |
| Circum. inches (mm) | 96.67 (2455.47) | 114.88 (2917.91) | 18.21 (462.44) 18.8% |
| Sidewall Height inches (mm) | 6.89 (174.9) | 9.78 (248.5) | 2.9 (73.6) 42.1% |
| Revolutions per mile (km) | 655.41 (407.25) | 551.54 (342.71) | -103.87 (-64.54) -15.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.77 mph (38.25 km/h) |
| 25 mph (40.23 km/h) | 29.71 mph (47.81 km/h) |
| 30 mph (48.28 km/h) | 35.65 mph (57.37 km/h) |
| 35 mph (56.33 km/h) | 41.59 mph (66.94 km/h) |
| 40 mph (64.37 km/h) | 47.53 mph (76.5 km/h) |
| 45 mph (72.42 km/h) | 53.47 mph (86.06 km/h) |
| 50 mph (80.47 km/h) | 59.42 mph (95.62 km/h) |
| 55 mph (88.51 km/h) | 65.36 mph (105.18 km/h) |
| 60 mph (96.56 km/h) | 71.3 mph (114.75 km/h) |
| 65 mph (104.61 km/h) | 77.24 mph (124.31 km/h) |
| 70 mph (112.65 km/h) | 83.18 mph (133.87 km/h) |
| 75 mph (120.7 km/h) | 89.12 mph (143.43 km/h) |
| 80 mph (128.75 km/h) | 95.07 mph (153 km/h) |
| 85 mph (136.79 km/h) | 101.01 mph (162.56 km/h) |
| 90 mph (144.84 km/h) | 106.95 mph (172.12 km/h) |
| 95 mph (152.89 km/h) | 112.89 mph (181.68 km/h) |
| 100 mph (160.93 km/h) | 118.83 mph (191.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1404 | 1631 | 1756 | 1834 | 1917 | 1977 | 2043 | 2120 | 2228 | 2335 | 2455 | 2550 | 2724 | 2915 | 3064 | 3160 | 3213 | 3410 | 3685 | 4282 |
Better Fuel Economy Factory Ratios Increased Power
