Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/45-20 | 295/40-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.74 (755.5) | 29.29 (744) | -0.45 (-11.5) -1.5% |
| Width inches (mm) | 10.83 (275) | 11.61 (295) | 0.79 (20) 7.3% |
| Circum. inches (mm) | 93.44 (2373.47) | 92.02 (2337.34) | -1.42 (-36.13) -1.5% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 4.65 (118) | -0.23 (-5.75) -4.6% |
| Revolutions per mile (km) | 678.05 (421.32) | 688.54 (427.84) | 10.48 (6.51) 1.5% |
295/40-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.7 mph (31.7 km/h) |
| 25 mph (40.23 km/h) | 24.62 mph (39.62 km/h) |
| 30 mph (48.28 km/h) | 29.54 mph (47.55 km/h) |
| 35 mph (56.33 km/h) | 34.47 mph (55.47 km/h) |
| 40 mph (64.37 km/h) | 39.39 mph (63.39 km/h) |
| 45 mph (72.42 km/h) | 44.32 mph (71.32 km/h) |
| 50 mph (80.47 km/h) | 49.24 mph (79.24 km/h) |
| 55 mph (88.51 km/h) | 54.16 mph (87.17 km/h) |
| 60 mph (96.56 km/h) | 59.09 mph (95.09 km/h) |
| 65 mph (104.61 km/h) | 64.01 mph (103.02 km/h) |
| 70 mph (112.65 km/h) | 68.93 mph (110.94 km/h) |
| 75 mph (120.7 km/h) | 73.86 mph (118.86 km/h) |
| 80 mph (128.75 km/h) | 78.78 mph (126.79 km/h) |
| 85 mph (136.79 km/h) | 83.71 mph (134.71 km/h) |
| 90 mph (144.84 km/h) | 88.63 mph (142.64 km/h) |
| 95 mph (152.89 km/h) | 93.55 mph (150.56 km/h) |
| 100 mph (160.93 km/h) | 98.48 mph (158.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1752 | 2036 | 2192 | 2289 | 2393 | 2468 | 2550 | 2647 | 2781 | 2915 | 3064 | 3184 | 3400 | 3639 | 3825 | 3944 | 4011 | 4257 | 4600 | 5346 |
Better Fuel Economy Factory Ratios Increased Power
