Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 190/60-15 | 215/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.98 (609) | 24.31 (617.5) | 0.33 (8.5) 1.4% |
| Width inches (mm) | 7.48 (190) | 8.46 (215) | 0.98 (25) 13.2% |
| Circum. inches (mm) | 75.32 (1913.23) | 76.38 (1939.93) | 1.05 (26.7) 1.4% |
| Sidewall Height inches (mm) | 4.49 (114) | 4.66 (118.25) | 0.17 (4.25) 3.7% |
| Revolutions per mile (km) | 841.17 (522.68) | 829.59 (515.48) | -11.58 (-7.19) -1.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.28 mph (32.64 km/h) |
| 25 mph (40.23 km/h) | 25.35 mph (40.8 km/h) |
| 30 mph (48.28 km/h) | 30.42 mph (48.95 km/h) |
| 35 mph (56.33 km/h) | 35.49 mph (57.11 km/h) |
| 40 mph (64.37 km/h) | 40.56 mph (65.27 km/h) |
| 45 mph (72.42 km/h) | 45.63 mph (73.43 km/h) |
| 50 mph (80.47 km/h) | 50.7 mph (81.59 km/h) |
| 55 mph (88.51 km/h) | 55.77 mph (89.75 km/h) |
| 60 mph (96.56 km/h) | 60.84 mph (97.91 km/h) |
| 65 mph (104.61 km/h) | 65.91 mph (106.07 km/h) |
| 70 mph (112.65 km/h) | 70.98 mph (114.23 km/h) |
| 75 mph (120.7 km/h) | 76.05 mph (122.39 km/h) |
| 80 mph (128.75 km/h) | 81.12 mph (130.54 km/h) |
| 85 mph (136.79 km/h) | 86.19 mph (138.7 km/h) |
| 90 mph (144.84 km/h) | 91.26 mph (146.86 km/h) |
| 95 mph (152.89 km/h) | 96.33 mph (155.02 km/h) |
| 100 mph (160.93 km/h) | 101.4 mph (163.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2111 | 2453 | 2641 | 2758 | 2884 | 2974 | 3072 | 3189 | 3351 | 3513 | 3692 | 3836 | 4097 | 4384 | 4609 | 4752 | 4833 | 5130 | 5543 | 6441 |
Better Fuel Economy Factory Ratios Increased Power
