Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/30-23 | 275/35-23 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.2 (767.2) | 30.58 (776.7) | 0.37 (9.5) 1.2% |
| Width inches (mm) | 12.01 (305) | 10.83 (275) | -1.18 (-30) -9.8% |
| Circum. inches (mm) | 94.89 (2410.23) | 96.07 (2440.08) | 1.18 (29.85) 1.2% |
| Sidewall Height inches (mm) | 3.6 (91.5) | 3.79 (96.25) | 0.19 (4.75) 5.2% |
| Revolutions per mile (km) | 667.71 (414.9) | 659.55 (409.82) | -8.17 (-5.07) -1.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.25 mph (32.59 km/h) |
| 25 mph (40.23 km/h) | 25.31 mph (40.73 km/h) |
| 30 mph (48.28 km/h) | 30.37 mph (48.88 km/h) |
| 35 mph (56.33 km/h) | 35.43 mph (57.02 km/h) |
| 40 mph (64.37 km/h) | 40.5 mph (65.17 km/h) |
| 45 mph (72.42 km/h) | 45.56 mph (73.32 km/h) |
| 50 mph (80.47 km/h) | 50.62 mph (81.46 km/h) |
| 55 mph (88.51 km/h) | 55.68 mph (89.61 km/h) |
| 60 mph (96.56 km/h) | 60.74 mph (97.76 km/h) |
| 65 mph (104.61 km/h) | 65.8 mph (105.9 km/h) |
| 70 mph (112.65 km/h) | 70.87 mph (114.05 km/h) |
| 75 mph (120.7 km/h) | 75.93 mph (122.2 km/h) |
| 80 mph (128.75 km/h) | 80.99 mph (130.34 km/h) |
| 85 mph (136.79 km/h) | 86.05 mph (138.49 km/h) |
| 90 mph (144.84 km/h) | 91.11 mph (146.63 km/h) |
| 95 mph (152.89 km/h) | 96.18 mph (154.78 km/h) |
| 100 mph (160.93 km/h) | 101.24 mph (162.93 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1678 | 1950 | 2100 | 2193 | 2293 | 2364 | 2443 | 2535 | 2664 | 2793 | 2935 | 3050 | 3257 | 3485 | 3664 | 3778 | 3843 | 4078 | 4407 | 5121 |
Better Fuel Economy Factory Ratios Increased Power
