Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-23 | 255/35-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.61 (828.2) | 31.03 (788.1) | -1.58 (-40.1) -4.8% |
| Width inches (mm) | 12.01 (305) | 10.04 (255) | -1.97 (-50) -16.4% |
| Circum. inches (mm) | 102.44 (2601.87) | 97.48 (2475.89) | -4.96 (-125.98) -4.8% |
| Sidewall Height inches (mm) | 4.8 (122) | 3.51 (89.25) | -1.29 (-32.75) -26.8% |
| Revolutions per mile (km) | 618.53 (384.34) | 650.01 (403.89) | 31.47 (19.56) 5.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.03 mph (30.63 km/h) |
| 25 mph (40.23 km/h) | 23.79 mph (38.29 km/h) |
| 30 mph (48.28 km/h) | 28.55 mph (45.94 km/h) |
| 35 mph (56.33 km/h) | 33.31 mph (53.6 km/h) |
| 40 mph (64.37 km/h) | 38.06 mph (61.26 km/h) |
| 45 mph (72.42 km/h) | 42.82 mph (68.91 km/h) |
| 50 mph (80.47 km/h) | 47.58 mph (76.57 km/h) |
| 55 mph (88.51 km/h) | 52.34 mph (84.23 km/h) |
| 60 mph (96.56 km/h) | 57.09 mph (91.89 km/h) |
| 65 mph (104.61 km/h) | 61.85 mph (99.54 km/h) |
| 70 mph (112.65 km/h) | 66.61 mph (107.2 km/h) |
| 75 mph (120.7 km/h) | 71.37 mph (114.86 km/h) |
| 80 mph (128.75 km/h) | 76.13 mph (122.51 km/h) |
| 85 mph (136.79 km/h) | 80.88 mph (130.17 km/h) |
| 90 mph (144.84 km/h) | 85.64 mph (137.83 km/h) |
| 95 mph (152.89 km/h) | 90.4 mph (145.49 km/h) |
| 100 mph (160.93 km/h) | 95.16 mph (153.14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1654 | 1922 | 2069 | 2161 | 2259 | 2330 | 2407 | 2499 | 2626 | 2752 | 2893 | 3006 | 3210 | 3435 | 3611 | 3724 | 3787 | 4019 | 4343 | 5047 |
Better Fuel Economy Factory Ratios Increased Power
