Section Width195 mm (7.7")
Aspect Ratio239%
Rim Diameter38"
Overall Diameter1897 mm (74.7")
Sidewall Height466 mm
Circumference5961 mm
195/239R38 — Buy Tires

Everything to know about the 195/239R38 tire size

Size geometry

A 195/239R38 tire has a 195mm section width and a 239% aspect ratio, mounted on a 38-inch rim. Sidewall height works out to 466.1mm (18.35") and overall outside diameter is 1897.3mm (74.70"). At highway speed the tire completes about 168 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 195/239R38 is unavailable, the closest same-diameter substitutes on the same rim are 185/252R38 and 205/227R38. 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 195/239R38 you can upsize to 205/221R39 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 185/259R37 (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 195/239R38 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 195/239R38

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