Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/35-15 | 28/13.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.58 (573.5) | 27.96 (710.28) | 5.39 (136.78) 23.9% |
| Width inches (mm) | 10.83 (275) | 13.5 (343) | 2.68 (68) 24.7% |
| Circum. inches (mm) | 70.93 (1801.7) | 87.85 (2231.41) | 16.92 (429.71) 23.9% |
| Sidewall Height inches (mm) | 3.79 (96.25) | 6.48 (164.64) | 2.69 (68.39) 71.1% |
| Revolutions per mile (km) | 893.23 (555.03) | 721.22 (448.15) | -172.01 (-106.88) -19.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.77 mph (39.86 km/h) |
| 25 mph (40.23 km/h) | 30.96 mph (49.83 km/h) |
| 30 mph (48.28 km/h) | 37.16 mph (59.8 km/h) |
| 35 mph (56.33 km/h) | 43.35 mph (69.76 km/h) |
| 40 mph (64.37 km/h) | 49.54 mph (79.73 km/h) |
| 45 mph (72.42 km/h) | 55.73 mph (89.69 km/h) |
| 50 mph (80.47 km/h) | 61.93 mph (99.66 km/h) |
| 55 mph (88.51 km/h) | 68.12 mph (109.62 km/h) |
| 60 mph (96.56 km/h) | 74.31 mph (119.59 km/h) |
| 65 mph (104.61 km/h) | 80.5 mph (129.56 km/h) |
| 70 mph (112.65 km/h) | 86.7 mph (139.52 km/h) |
| 75 mph (120.7 km/h) | 92.89 mph (149.49 km/h) |
| 80 mph (128.75 km/h) | 99.08 mph (159.45 km/h) |
| 85 mph (136.79 km/h) | 105.27 mph (169.42 km/h) |
| 90 mph (144.84 km/h) | 111.47 mph (179.39 km/h) |
| 95 mph (152.89 km/h) | 117.66 mph (189.35 km/h) |
| 100 mph (160.93 km/h) | 123.85 mph (199.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1835 | 2132 | 2296 | 2398 | 2507 | 2585 | 2671 | 2773 | 2913 | 3054 | 3210 | 3335 | 3561 | 3811 | 4007 | 4132 | 4202 | 4460 | 4819 | 5600 |
Better Fuel Economy Factory Ratios Increased Power
