Section Width615 mm (24.2")
Aspect Ratio39%
Rim Diameter28"
Overall Diameter1191 mm (46.9")
Sidewall Height240 mm
Circumference3741 mm
615/39R28 — Buy Tires

Everything to know about the 615/39R28 tire size

Size geometry

A 615/39R28 tire has a 615mm section width and a 39% aspect ratio, mounted on a 28-inch rim. Sidewall height works out to 239.8mm (9.44") and overall outside diameter is 1190.9mm (46.89"). At highway speed the tire completes about 267 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 615/39R28 is unavailable, the closest same-diameter substitutes on the same rim are 605/40R28 and 625/38R28. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 615/39R28 you can upsize to 625/36R29 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 605/42R27 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.

Vehicle compatibility

0 vehicles in our database run the 615/39R28 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 615/39R28

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