Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 275/30-23 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 29.5 (749.2) | 0.3 (7.5) 1% |
| Width inches (mm) | 12.4 (315) | 10.83 (275) | -1.57 (-40) -12.7% |
| Circum. inches (mm) | 91.74 (2330.12) | 92.66 (2353.68) | 0.93 (23.56) 1% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 3.25 (82.5) | 0.15 (3.75) 4.8% |
| Revolutions per mile (km) | 690.67 (429.16) | 683.76 (424.87) | -6.91 (-4.3) -1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.2 mph (32.51 km/h) |
| 25 mph (40.23 km/h) | 25.25 mph (40.64 km/h) |
| 30 mph (48.28 km/h) | 30.3 mph (48.77 km/h) |
| 35 mph (56.33 km/h) | 35.35 mph (56.9 km/h) |
| 40 mph (64.37 km/h) | 40.4 mph (65.02 km/h) |
| 45 mph (72.42 km/h) | 45.46 mph (73.15 km/h) |
| 50 mph (80.47 km/h) | 50.51 mph (81.28 km/h) |
| 55 mph (88.51 km/h) | 55.56 mph (89.41 km/h) |
| 60 mph (96.56 km/h) | 60.61 mph (97.54 km/h) |
| 65 mph (104.61 km/h) | 65.66 mph (105.67 km/h) |
| 70 mph (112.65 km/h) | 70.71 mph (113.79 km/h) |
| 75 mph (120.7 km/h) | 75.76 mph (121.92 km/h) |
| 80 mph (128.75 km/h) | 80.81 mph (130.05 km/h) |
| 85 mph (136.79 km/h) | 85.86 mph (138.18 km/h) |
| 90 mph (144.84 km/h) | 90.91 mph (146.31 km/h) |
| 95 mph (152.89 km/h) | 95.96 mph (154.43 km/h) |
| 100 mph (160.93 km/h) | 101.01 mph (162.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1740 | 2021 | 2177 | 2273 | 2377 | 2451 | 2532 | 2629 | 2762 | 2895 | 3043 | 3162 | 3376 | 3613 | 3798 | 3917 | 3984 | 4228 | 4569 | 5309 |
Better Fuel Economy Factory Ratios Increased Power
