Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/82-14 | 215/80-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.94 (659) | 28.54 (725) | 2.6 (66) 10% |
| Width inches (mm) | 7.28 (185) | 8.46 (215) | 1.18 (30) 16.2% |
| Circum. inches (mm) | 81.51 (2070.31) | 89.67 (2277.65) | 8.16 (207.35) 10% |
| Sidewall Height inches (mm) | 5.97 (151.7) | 6.77 (172) | 0.8 (20.3) 13.4% |
| Revolutions per mile (km) | 777.34 (483.02) | 706.58 (439.05) | -70.77 (-43.97) -9.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22 mph (35.41 km/h) |
| 25 mph (40.23 km/h) | 27.5 mph (44.26 km/h) |
| 30 mph (48.28 km/h) | 33 mph (53.12 km/h) |
| 35 mph (56.33 km/h) | 38.51 mph (61.97 km/h) |
| 40 mph (64.37 km/h) | 44.01 mph (70.82 km/h) |
| 45 mph (72.42 km/h) | 49.51 mph (79.67 km/h) |
| 50 mph (80.47 km/h) | 55.01 mph (88.53 km/h) |
| 55 mph (88.51 km/h) | 60.51 mph (97.38 km/h) |
| 60 mph (96.56 km/h) | 66.01 mph (106.23 km/h) |
| 65 mph (104.61 km/h) | 71.51 mph (115.08 km/h) |
| 70 mph (112.65 km/h) | 77.01 mph (123.94 km/h) |
| 75 mph (120.7 km/h) | 82.51 mph (132.79 km/h) |
| 80 mph (128.75 km/h) | 88.01 mph (141.64 km/h) |
| 85 mph (136.79 km/h) | 93.51 mph (150.49 km/h) |
| 90 mph (144.84 km/h) | 99.01 mph (159.35 km/h) |
| 95 mph (152.89 km/h) | 104.51 mph (168.2 km/h) |
| 100 mph (160.93 km/h) | 110.02 mph (177.05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1798 | 2089 | 2250 | 2349 | 2456 | 2533 | 2617 | 2716 | 2854 | 2992 | 3145 | 3267 | 3489 | 3734 | 3925 | 4048 | 4117 | 4369 | 4721 | 5486 |
Better Fuel Economy Factory Ratios Increased Power
