Section Width105 mm (4.1")
Aspect Ratio58%
Rim Diameter66"
Overall Diameter1798 mm (70.8")
Sidewall Height61 mm
Circumference5649 mm
105/58R66 — Buy Tires

Everything to know about the 105/58R66 tire size

Size geometry

A 105/58R66 tire has a 105mm section width and a 58% aspect ratio, mounted on a 66-inch rim. Sidewall height works out to 60.9mm (2.40") and overall outside diameter is 1798.2mm (70.80"). At highway speed the tire completes about 177 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 105/58R66 is unavailable, the closest same-diameter substitutes on the same rim are 95/64R66 and 115/53R66. 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 105/58R66 you can upsize to 115/42R67 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 95/77R65 (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 105/58R66 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 105/58R66

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