245/40R17 tire size
A 245/40R17 tire is 24.72 in (627.8 mm) tall and 9.65 in (245.0 mm) wide, and turns 816 revolutions per mile.
- 24.72 inOverall diameter
- 3.86 inSidewall height
- 816Revolutions per mile
- 24.7x9.6R17Flotation equivalent
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter | 24.72 in | 627.8 mm |
| Section width | 9.65 in | 245.0 mm |
| Sidewall height | 3.86 in | 98.0 mm |
| Rim diameter | 17.00 in | 431.8 mm |
| Circumference | 77.65 in | 1,972 mm |
| Revolutions per mile | 816 | |
| Flotation equivalent | 24.7x9.6R17 (approx.) | |
245/40R17 is a 17-inch tire with a 245 mm (9.65 in) section width and a 40% aspect ratio, giving a 3.86-inch sidewall and a flotation-style size of about 24.7x9.6R17.
Its overall diameter is 24.72 inches, so it rolls 77.6 inches per revolution and turns about 816 times per mile.
41 other sizes in this list are within 3% of that diameter.
Compare 245/40R17 with plausible swaps
- 185/65R15 vs 245/40R17 (−1.00%)
- 205/60R15 vs 245/40R17 (−0.13%)
- 195/65R15 vs 245/40R17 (+1.07%)
- 195/55R16 vs 245/40R17 (−1.10%)
- 185/60R16 vs 245/40R17 (+0.10%)
- 225/50R16 vs 245/40R17 (+0.57%)
- 205/55R16 vs 245/40R17 (+0.65%)
- 225/40R17 vs 245/40R17 (−2.55%)
- 235/40R17 vs 245/40R17 (−1.27%)
- 215/45R17 vs 245/40R17 (−0.40%)
- 245/40R17 vs 225/45R17 (+1.04%)
- 245/40R17 vs 255/40R17 (+1.27%)
- 245/40R17 vs 265/40R17 (+2.55%)
- 245/40R17 vs 245/45R17 (+3.90%)
- 245/40R17 vs 225/35R18 (−2.09%)
- 245/40R17 vs 205/40R18 (−1.05%)
- 245/40R17 vs 235/35R18 (−0.97%)
- 245/40R17 vs 245/35R18 (+0.14%)
- 245/40R17 vs 215/40R18 (+0.22%)
- 245/40R17 vs 245/30R19 (+0.29%)
- 245/40R17 vs 255/30R19 (+1.24%)
Sizes within 3% of 24.72 in diameter
- 185/60R16 24.74 in (+0.10%)
- 195/70R14 24.75 in (+0.13%)
- 205/60R15 24.69 in (−0.13%)
- 245/35R18 24.75 in (+0.14%)
- 215/40R18 24.77 in (+0.22%)
- 245/30R19 24.79 in (+0.29%)
- 215/45R17 24.62 in (−0.40%)
- 225/50R16 24.86 in (+0.57%)
- 205/55R16 24.88 in (+0.65%)
- 235/35R18 24.48 in (−0.97%)
- 185/65R15 24.47 in (−1.00%)
- 225/45R17 24.97 in (+1.04%)
- 205/40R18 24.46 in (−1.05%)
- 195/65R15 24.98 in (+1.07%)
- 195/55R16 24.44 in (−1.10%)
- 255/30R19 25.02 in (+1.24%)
- 255/35R18 25.03 in (+1.26%)
- 235/40R17 24.40 in (−1.27%)
- 255/40R17 25.03 in (+1.27%)
- 205/50R17 25.07 in (+1.43%)
- 225/40R18 25.09 in (+1.50%)
- 215/60R15 25.16 in (+1.78%)
- 205/45R17 24.26 in (−1.83%)
- 225/35R19 25.20 in (+1.96%)
- 195/60R16 25.21 in (+2.01%)
- 195/60R15 24.21 in (−2.04%)
- 225/35R18 24.20 in (−2.09%)
- 185/70R14 24.20 in (−2.10%)
- 265/30R19 25.26 in (+2.20%)
- 205/70R14 25.30 in (+2.36%)
- 265/35R18 25.30 in (+2.37%)
- 215/55R16 25.31 in (+2.41%)
- 225/30R20 25.31 in (+2.42%)
- 235/45R17 25.33 in (+2.47%)
- 225/40R17 24.09 in (−2.55%)
- 265/40R17 25.35 in (+2.55%)
- 205/50R16 24.07 in (−2.61%)
- 235/40R18 25.40 in (+2.77%)
- 175/80R13 24.02 in (−2.80%)
- 185/55R16 24.01 in (−2.85%)
- 195/65R14 23.98 in (−2.98%)
Open 245/40R17 in the tire size calculator
Source: Calculated from standard tire geometry formulas. Verified . How these numbers are calculated.