Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-17 | 215/85-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.5 (647.8) | 30.39 (771.9) | 4.89 (124.1) 19.2% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 80.12 (2035.12) | 95.47 (2425) | 15.35 (389.87) 19.2% |
| Sidewall Height inches (mm) | 4.25 (108) | 7.19 (182.75) | 2.94 (74.75) 69.2% |
| Revolutions per mile (km) | 790.78 (491.37) | 663.65 (412.37) | -127.14 (-79) -16.1% |
215/85-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.83 mph (38.35 km/h) |
| 25 mph (40.23 km/h) | 29.79 mph (47.94 km/h) |
| 30 mph (48.28 km/h) | 35.75 mph (57.53 km/h) |
| 35 mph (56.33 km/h) | 41.71 mph (67.12 km/h) |
| 40 mph (64.37 km/h) | 47.66 mph (76.71 km/h) |
| 45 mph (72.42 km/h) | 53.62 mph (86.29 km/h) |
| 50 mph (80.47 km/h) | 59.58 mph (95.88 km/h) |
| 55 mph (88.51 km/h) | 65.54 mph (105.47 km/h) |
| 60 mph (96.56 km/h) | 71.49 mph (115.06 km/h) |
| 65 mph (104.61 km/h) | 77.45 mph (124.65 km/h) |
| 70 mph (112.65 km/h) | 83.41 mph (134.24 km/h) |
| 75 mph (120.7 km/h) | 89.37 mph (143.82 km/h) |
| 80 mph (128.75 km/h) | 95.33 mph (153.41 km/h) |
| 85 mph (136.79 km/h) | 101.28 mph (163 km/h) |
| 90 mph (144.84 km/h) | 107.24 mph (172.59 km/h) |
| 95 mph (152.89 km/h) | 113.2 mph (182.18 km/h) |
| 100 mph (160.93 km/h) | 119.16 mph (191.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1689 | 1962 | 2113 | 2206 | 2307 | 2379 | 2458 | 2551 | 2681 | 2810 | 2954 | 3069 | 3277 | 3507 | 3687 | 3802 | 3866 | 4104 | 4434 | 5153 |
Better Fuel Economy Factory Ratios Increased Power
