Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/82-13 | 155/85-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.01 (584.4) | 23.37 (593.7) | 0.37 (9.3) 1.6% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 72.28 (1835.95) | 73.43 (1865.16) | 1.15 (29.22) 1.6% |
| Sidewall Height inches (mm) | 5 (127.1) | 5.19 (131.75) | 0.18 (4.65) 3.7% |
| Revolutions per mile (km) | 876.57 (544.68) | 862.84 (536.14) | -13.73 (-8.53) -1.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.32 mph (32.7 km/h) |
| 25 mph (40.23 km/h) | 25.4 mph (40.87 km/h) |
| 30 mph (48.28 km/h) | 30.48 mph (49.05 km/h) |
| 35 mph (56.33 km/h) | 35.56 mph (57.22 km/h) |
| 40 mph (64.37 km/h) | 40.64 mph (65.4 km/h) |
| 45 mph (72.42 km/h) | 45.72 mph (73.57 km/h) |
| 50 mph (80.47 km/h) | 50.8 mph (81.75 km/h) |
| 55 mph (88.51 km/h) | 55.88 mph (89.92 km/h) |
| 60 mph (96.56 km/h) | 60.95 mph (98.1 km/h) |
| 65 mph (104.61 km/h) | 66.03 mph (106.27 km/h) |
| 70 mph (112.65 km/h) | 71.11 mph (114.45 km/h) |
| 75 mph (120.7 km/h) | 76.19 mph (122.62 km/h) |
| 80 mph (128.75 km/h) | 81.27 mph (130.8 km/h) |
| 85 mph (136.79 km/h) | 86.35 mph (138.97 km/h) |
| 90 mph (144.84 km/h) | 91.43 mph (147.15 km/h) |
| 95 mph (152.89 km/h) | 96.51 mph (155.32 km/h) |
| 100 mph (160.93 km/h) | 101.59 mph (163.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2196 | 2551 | 2747 | 2869 | 2999 | 3093 | 3196 | 3317 | 3485 | 3653 | 3840 | 3990 | 4261 | 4560 | 4793 | 4943 | 5027 | 5335 | 5765 | 6699 |
Better Fuel Economy Factory Ratios Increased Power
