Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/50-14 | 205/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.89 (530.6) | 24.49 (622.1) | 3.6 (91.5) 17.2% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 65.63 (1666.93) | 76.94 (1954.38) | 11.32 (287.46) 17.2% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 5.25 (133.25) | 1.8 (45.75) 52.3% |
| Revolutions per mile (km) | 965.45 (599.9) | 823.45 (511.67) | -142 (-88.24) -14.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.45 mph (37.74 km/h) |
| 25 mph (40.23 km/h) | 29.31 mph (47.17 km/h) |
| 30 mph (48.28 km/h) | 35.17 mph (56.61 km/h) |
| 35 mph (56.33 km/h) | 41.04 mph (66.04 km/h) |
| 40 mph (64.37 km/h) | 46.9 mph (75.47 km/h) |
| 45 mph (72.42 km/h) | 52.76 mph (84.91 km/h) |
| 50 mph (80.47 km/h) | 58.62 mph (94.34 km/h) |
| 55 mph (88.51 km/h) | 64.48 mph (103.78 km/h) |
| 60 mph (96.56 km/h) | 70.35 mph (113.21 km/h) |
| 65 mph (104.61 km/h) | 76.21 mph (122.65 km/h) |
| 70 mph (112.65 km/h) | 82.07 mph (132.08 km/h) |
| 75 mph (120.7 km/h) | 87.93 mph (141.52 km/h) |
| 80 mph (128.75 km/h) | 93.8 mph (150.95 km/h) |
| 85 mph (136.79 km/h) | 99.66 mph (160.38 km/h) |
| 90 mph (144.84 km/h) | 105.52 mph (169.82 km/h) |
| 95 mph (152.89 km/h) | 111.38 mph (179.25 km/h) |
| 100 mph (160.93 km/h) | 117.24 mph (188.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2096 | 2434 | 2622 | 2738 | 2862 | 2952 | 3050 | 3166 | 3326 | 3487 | 3665 | 3808 | 4066 | 4352 | 4574 | 4717 | 4797 | 5092 | 5502 | 6394 |
Better Fuel Economy Factory Ratios Increased Power
