Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/60-21 | 130/60-23 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.14 (689.4) | 29.14 (740.2) | 2 (50.8) 7.4% |
| Width inches (mm) | 5.12 (130) | 5.12 (130) | 0 (0) 0% |
| Circum. inches (mm) | 85.27 (2165.81) | 91.55 (2325.41) | 6.28 (159.59) 7.4% |
| Sidewall Height inches (mm) | 3.07 (78) | 3.07 (78) | 0 (0) 0% |
| Revolutions per mile (km) | 743.07 (461.72) | 692.07 (430.03) | -51 (-31.69) -6.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.47 mph (34.56 km/h) |
| 25 mph (40.23 km/h) | 26.84 mph (43.2 km/h) |
| 30 mph (48.28 km/h) | 32.21 mph (51.84 km/h) |
| 35 mph (56.33 km/h) | 37.58 mph (60.48 km/h) |
| 40 mph (64.37 km/h) | 42.95 mph (69.12 km/h) |
| 45 mph (72.42 km/h) | 48.32 mph (77.76 km/h) |
| 50 mph (80.47 km/h) | 53.68 mph (86.4 km/h) |
| 55 mph (88.51 km/h) | 59.05 mph (95.04 km/h) |
| 60 mph (96.56 km/h) | 64.42 mph (103.68 km/h) |
| 65 mph (104.61 km/h) | 69.79 mph (112.32 km/h) |
| 70 mph (112.65 km/h) | 75.16 mph (120.96 km/h) |
| 75 mph (120.7 km/h) | 80.53 mph (129.6 km/h) |
| 80 mph (128.75 km/h) | 85.89 mph (138.23 km/h) |
| 85 mph (136.79 km/h) | 91.26 mph (146.87 km/h) |
| 90 mph (144.84 km/h) | 96.63 mph (155.51 km/h) |
| 95 mph (152.89 km/h) | 102 mph (164.15 km/h) |
| 100 mph (160.93 km/h) | 107.37 mph (172.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1761 | 2046 | 2203 | 2301 | 2406 | 2481 | 2563 | 2661 | 2795 | 2930 | 3080 | 3200 | 3417 | 3657 | 3845 | 3965 | 4032 | 4279 | 4624 | 5373 |
Better Fuel Economy Factory Ratios Increased Power
