Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/60-19 | 130/60-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.14 (638.6) | 27.14 (689.4) | 2 (50.8) 8% |
| Width inches (mm) | 5.12 (130) | 5.12 (130) | 0 (0) 0% |
| Circum. inches (mm) | 78.99 (2006.22) | 85.27 (2165.81) | 6.28 (159.59) 8% |
| Sidewall Height inches (mm) | 3.07 (78) | 3.07 (78) | 0 (0) 0% |
| Revolutions per mile (km) | 802.18 (498.45) | 743.07 (461.72) | -59.11 (-36.73) -7.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.59 mph (34.75 km/h) |
| 25 mph (40.23 km/h) | 26.99 mph (43.43 km/h) |
| 30 mph (48.28 km/h) | 32.39 mph (52.12 km/h) |
| 35 mph (56.33 km/h) | 37.78 mph (60.81 km/h) |
| 40 mph (64.37 km/h) | 43.18 mph (69.49 km/h) |
| 45 mph (72.42 km/h) | 48.58 mph (78.18 km/h) |
| 50 mph (80.47 km/h) | 53.98 mph (86.87 km/h) |
| 55 mph (88.51 km/h) | 59.38 mph (95.56 km/h) |
| 60 mph (96.56 km/h) | 64.77 mph (104.24 km/h) |
| 65 mph (104.61 km/h) | 70.17 mph (112.93 km/h) |
| 70 mph (112.65 km/h) | 75.57 mph (121.62 km/h) |
| 75 mph (120.7 km/h) | 80.97 mph (130.3 km/h) |
| 80 mph (128.75 km/h) | 86.36 mph (138.99 km/h) |
| 85 mph (136.79 km/h) | 91.76 mph (147.68 km/h) |
| 90 mph (144.84 km/h) | 97.16 mph (156.36 km/h) |
| 95 mph (152.89 km/h) | 102.56 mph (165.05 km/h) |
| 100 mph (160.93 km/h) | 107.95 mph (173.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1891 | 2197 | 2366 | 2470 | 2583 | 2663 | 2752 | 2857 | 3001 | 3146 | 3307 | 3436 | 3669 | 3927 | 4128 | 4257 | 4329 | 4595 | 4965 | 5769 |
Better Fuel Economy Factory Ratios Increased Power
