Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/50-13 | 165/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.68 (525.2) | 23.39 (594.2) | 2.72 (69) 13.1% |
| Width inches (mm) | 7.68 (195) | 6.5 (165) | -1.18 (-30) -15.4% |
| Circum. inches (mm) | 64.96 (1649.96) | 73.49 (1866.73) | 8.53 (216.77) 13.1% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 5.2 (132) | 1.36 (34.5) 35.4% |
| Revolutions per mile (km) | 975.38 (606.07) | 862.12 (535.69) | -113.26 (-70.38) -11.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.63 mph (36.42 km/h) |
| 25 mph (40.23 km/h) | 28.28 mph (45.52 km/h) |
| 30 mph (48.28 km/h) | 33.94 mph (54.62 km/h) |
| 35 mph (56.33 km/h) | 39.6 mph (63.73 km/h) |
| 40 mph (64.37 km/h) | 45.26 mph (72.83 km/h) |
| 45 mph (72.42 km/h) | 50.91 mph (81.94 km/h) |
| 50 mph (80.47 km/h) | 56.57 mph (91.04 km/h) |
| 55 mph (88.51 km/h) | 62.23 mph (100.14 km/h) |
| 60 mph (96.56 km/h) | 67.88 mph (109.25 km/h) |
| 65 mph (104.61 km/h) | 73.54 mph (118.35 km/h) |
| 70 mph (112.65 km/h) | 79.2 mph (127.45 km/h) |
| 75 mph (120.7 km/h) | 84.85 mph (136.56 km/h) |
| 80 mph (128.75 km/h) | 90.51 mph (145.66 km/h) |
| 85 mph (136.79 km/h) | 96.17 mph (154.77 km/h) |
| 90 mph (144.84 km/h) | 101.82 mph (163.87 km/h) |
| 95 mph (152.89 km/h) | 107.48 mph (172.97 km/h) |
| 100 mph (160.93 km/h) | 113.14 mph (182.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2194 | 2549 | 2745 | 2866 | 2997 | 3090 | 3193 | 3314 | 3482 | 3650 | 3837 | 3986 | 4257 | 4556 | 4789 | 4939 | 5023 | 5331 | 5760 | 6694 |
Better Fuel Economy Factory Ratios Increased Power
