Section Width235 mm (9.3")
Aspect Ratio190%
Rim Diameter38"
Overall Diameter1858 mm (73.2")
Sidewall Height447 mm
Circumference5838 mm
235/190R38 — Buy Tires

Everything to know about the 235/190R38 tire size

Size geometry

A 235/190R38 tire has a 235mm section width and a 190% aspect ratio, mounted on a 38-inch rim. Sidewall height works out to 446.5mm (17.58") and overall outside diameter is 1858.2mm (73.16"). At highway speed the tire completes about 171 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 235/190R38 is unavailable, the closest same-diameter substitutes on the same rim are 225/198R38 and 245/182R38. 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 235/190R38 you can upsize to 245/177R39 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 225/204R37 (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 235/190R38 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 235/190R38

tire_size.no_vehicles_found