Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 270/70-16 | 270/60-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.88 (784.4) | 32.76 (832) | 1.87 (47.6) 6.1% |
| Width inches (mm) | 10.63 (270) | 10.63 (270) | 0 (0) 0% |
| Circum. inches (mm) | 97.02 (2464.27) | 102.91 (2613.81) | 5.89 (149.54) 6.1% |
| Sidewall Height inches (mm) | 7.44 (189) | 6.38 (162) | -1.06 (-27) -14.3% |
| Revolutions per mile (km) | 653.07 (405.8) | 615.71 (382.58) | -37.36 (-23.22) -5.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.21 mph (34.14 km/h) |
| 25 mph (40.23 km/h) | 26.52 mph (42.68 km/h) |
| 30 mph (48.28 km/h) | 31.82 mph (51.21 km/h) |
| 35 mph (56.33 km/h) | 37.12 mph (59.75 km/h) |
| 40 mph (64.37 km/h) | 42.43 mph (68.28 km/h) |
| 45 mph (72.42 km/h) | 47.73 mph (76.82 km/h) |
| 50 mph (80.47 km/h) | 53.03 mph (85.35 km/h) |
| 55 mph (88.51 km/h) | 58.34 mph (93.89 km/h) |
| 60 mph (96.56 km/h) | 63.64 mph (102.42 km/h) |
| 65 mph (104.61 km/h) | 68.94 mph (110.96 km/h) |
| 70 mph (112.65 km/h) | 74.25 mph (119.49 km/h) |
| 75 mph (120.7 km/h) | 79.55 mph (128.03 km/h) |
| 80 mph (128.75 km/h) | 84.85 mph (136.56 km/h) |
| 85 mph (136.79 km/h) | 90.16 mph (145.1 km/h) |
| 90 mph (144.84 km/h) | 95.46 mph (153.63 km/h) |
| 95 mph (152.89 km/h) | 100.76 mph (162.17 km/h) |
| 100 mph (160.93 km/h) | 106.07 mph (170.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1567 | 1820 | 1960 | 2047 | 2140 | 2207 | 2280 | 2367 | 2487 | 2607 | 2740 | 2847 | 3040 | 3254 | 3420 | 3527 | 3587 | 3807 | 4114 | 4781 |
Better Fuel Economy Factory Ratios Increased Power
