Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/80-13 | 165/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.5 (546.2) | 22.8 (579) | 1.29 (32.8) 6% |
| Width inches (mm) | 5.31 (135) | 6.5 (165) | 1.18 (30) 22.2% |
| Circum. inches (mm) | 67.56 (1715.94) | 71.61 (1818.98) | 4.06 (103.04) 6% |
| Sidewall Height inches (mm) | 4.25 (108) | 3.9 (99) | -0.35 (-9) -8.3% |
| Revolutions per mile (km) | 937.88 (582.77) | 884.75 (549.76) | -53.13 (-33.01) -5.7% |
165/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.2 mph (34.12 km/h) |
| 25 mph (40.23 km/h) | 26.5 mph (42.65 km/h) |
| 30 mph (48.28 km/h) | 31.8 mph (51.18 km/h) |
| 35 mph (56.33 km/h) | 37.1 mph (59.71 km/h) |
| 40 mph (64.37 km/h) | 42.4 mph (68.24 km/h) |
| 45 mph (72.42 km/h) | 47.7 mph (76.77 km/h) |
| 50 mph (80.47 km/h) | 53 mph (85.3 km/h) |
| 55 mph (88.51 km/h) | 58.3 mph (93.83 km/h) |
| 60 mph (96.56 km/h) | 63.6 mph (102.36 km/h) |
| 65 mph (104.61 km/h) | 68.9 mph (110.89 km/h) |
| 70 mph (112.65 km/h) | 74.2 mph (119.42 km/h) |
| 75 mph (120.7 km/h) | 79.5 mph (127.95 km/h) |
| 80 mph (128.75 km/h) | 84.8 mph (136.48 km/h) |
| 85 mph (136.79 km/h) | 90.1 mph (145.01 km/h) |
| 90 mph (144.84 km/h) | 95.4 mph (153.54 km/h) |
| 95 mph (152.89 km/h) | 100.7 mph (162.07 km/h) |
| 100 mph (160.93 km/h) | 106.01 mph (170.6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2252 | 2616 | 2817 | 2941 | 3075 | 3171 | 3277 | 3401 | 3574 | 3746 | 3938 | 4091 | 4369 | 4675 | 4915 | 5068 | 5155 | 5471 | 5911 | 6870 |
Better Fuel Economy Factory Ratios Increased Power
