Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-16 | 215/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.57 (649.4) | 26.85 (682) | 1.28 (32.6) 5% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 80.32 (2040.15) | 84.35 (2142.57) | 4.03 (102.42) 5% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 5.93 (150.5) | 1.14 (29) 23.9% |
| Revolutions per mile (km) | 788.84 (490.16) | 751.13 (466.73) | -37.71 (-23.43) -4.8% |
215/70-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21 mph (33.8 km/h) |
| 25 mph (40.23 km/h) | 26.26 mph (42.25 km/h) |
| 30 mph (48.28 km/h) | 31.51 mph (50.7 km/h) |
| 35 mph (56.33 km/h) | 36.76 mph (59.15 km/h) |
| 40 mph (64.37 km/h) | 42.01 mph (67.61 km/h) |
| 45 mph (72.42 km/h) | 47.26 mph (76.06 km/h) |
| 50 mph (80.47 km/h) | 52.51 mph (84.51 km/h) |
| 55 mph (88.51 km/h) | 57.76 mph (92.96 km/h) |
| 60 mph (96.56 km/h) | 63.01 mph (101.41 km/h) |
| 65 mph (104.61 km/h) | 68.26 mph (109.86 km/h) |
| 70 mph (112.65 km/h) | 73.51 mph (118.31 km/h) |
| 75 mph (120.7 km/h) | 78.77 mph (126.76 km/h) |
| 80 mph (128.75 km/h) | 84.02 mph (135.21 km/h) |
| 85 mph (136.79 km/h) | 89.27 mph (143.66 km/h) |
| 90 mph (144.84 km/h) | 94.52 mph (152.11 km/h) |
| 95 mph (152.89 km/h) | 99.77 mph (160.56 km/h) |
| 100 mph (160.93 km/h) | 105.02 mph (169.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1911 | 2221 | 2391 | 2497 | 2611 | 2692 | 2782 | 2888 | 3034 | 3180 | 3343 | 3473 | 3709 | 3969 | 4173 | 4303 | 4376 | 4644 | 5019 | 5832 |
Better Fuel Economy Factory Ratios Increased Power
