Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-23 | 295/45-28 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.61 (828.2) | 38.45 (976.7) | 5.85 (148.5) 17.9% |
| Width inches (mm) | 12.01 (305) | 11.61 (295) | -0.39 (-10) -3.3% |
| Circum. inches (mm) | 102.44 (2601.87) | 120.8 (3068.39) | 18.37 (466.53) 17.9% |
| Sidewall Height inches (mm) | 4.8 (122) | 5.23 (132.75) | 0.42 (10.75) 8.8% |
| Revolutions per mile (km) | 618.53 (384.34) | 524.49 (325.9) | -94.04 (-58.44) -15.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.59 mph (37.96 km/h) |
| 25 mph (40.23 km/h) | 29.48 mph (47.45 km/h) |
| 30 mph (48.28 km/h) | 35.38 mph (56.94 km/h) |
| 35 mph (56.33 km/h) | 41.28 mph (66.43 km/h) |
| 40 mph (64.37 km/h) | 47.17 mph (75.92 km/h) |
| 45 mph (72.42 km/h) | 53.07 mph (85.41 km/h) |
| 50 mph (80.47 km/h) | 58.97 mph (94.9 km/h) |
| 55 mph (88.51 km/h) | 64.86 mph (104.39 km/h) |
| 60 mph (96.56 km/h) | 70.76 mph (113.87 km/h) |
| 65 mph (104.61 km/h) | 76.65 mph (123.36 km/h) |
| 70 mph (112.65 km/h) | 82.55 mph (132.85 km/h) |
| 75 mph (120.7 km/h) | 88.45 mph (142.34 km/h) |
| 80 mph (128.75 km/h) | 94.34 mph (151.83 km/h) |
| 85 mph (136.79 km/h) | 100.24 mph (161.32 km/h) |
| 90 mph (144.84 km/h) | 106.14 mph (170.81 km/h) |
| 95 mph (152.89 km/h) | 112.03 mph (180.3 km/h) |
| 100 mph (160.93 km/h) | 117.93 mph (189.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1335 | 1551 | 1670 | 1744 | 1823 | 1880 | 1942 | 2016 | 2119 | 2221 | 2334 | 2425 | 2590 | 2772 | 2914 | 3005 | 3056 | 3243 | 3504 | 4072 |
Better Fuel Economy Factory Ratios Increased Power
