Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/60-18 | 235/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.1 (739.2) | 28.1 (713.8) | -1 (-25.4) -3.4% |
| Width inches (mm) | 9.25 (235) | 9.25 (235) | 0 (0) 0% |
| Circum. inches (mm) | 91.43 (2322.27) | 88.29 (2242.47) | -3.14 (-79.8) -3.4% |
| Sidewall Height inches (mm) | 5.55 (141) | 5.55 (141) | 0 (0) 0% |
| Revolutions per mile (km) | 693.01 (430.61) | 717.67 (445.94) | 24.66 (15.32) 3.6% |
235/60-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.31 mph (31.08 km/h) |
| 25 mph (40.23 km/h) | 24.14 mph (38.85 km/h) |
| 30 mph (48.28 km/h) | 28.97 mph (46.62 km/h) |
| 35 mph (56.33 km/h) | 33.8 mph (54.39 km/h) |
| 40 mph (64.37 km/h) | 38.63 mph (62.16 km/h) |
| 45 mph (72.42 km/h) | 43.45 mph (69.93 km/h) |
| 50 mph (80.47 km/h) | 48.28 mph (77.7 km/h) |
| 55 mph (88.51 km/h) | 53.11 mph (85.47 km/h) |
| 60 mph (96.56 km/h) | 57.94 mph (93.24 km/h) |
| 65 mph (104.61 km/h) | 62.77 mph (101.01 km/h) |
| 70 mph (112.65 km/h) | 67.59 mph (108.78 km/h) |
| 75 mph (120.7 km/h) | 72.42 mph (116.55 km/h) |
| 80 mph (128.75 km/h) | 77.25 mph (124.32 km/h) |
| 85 mph (136.79 km/h) | 82.08 mph (132.09 km/h) |
| 90 mph (144.84 km/h) | 86.91 mph (139.86 km/h) |
| 95 mph (152.89 km/h) | 91.74 mph (147.63 km/h) |
| 100 mph (160.93 km/h) | 96.56 mph (155.4 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1826 | 2122 | 2285 | 2386 | 2495 | 2572 | 2658 | 2759 | 2899 | 3039 | 3194 | 3318 | 3544 | 3793 | 3987 | 4111 | 4181 | 4438 | 4795 | 5572 |
Better Fuel Economy Factory Ratios Increased Power
