Section Width165 mm (6.5")
Aspect Ratio30%
Rim Diameter23"
Overall Diameter683 mm (26.9")
Sidewall Height50 mm
Circumference2146 mm
165/30R23 — Buy Tires

Everything to know about the 165/30R23 tire size

Size geometry

A 165/30R23 tire has a 165mm section width and a 30% aspect ratio, mounted on a 23-inch rim. Sidewall height works out to 49.5mm (1.95") and overall outside diameter is 683.2mm (26.90"). At highway speed the tire completes about 466 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 165/30R23 is unavailable, the closest same-diameter substitutes on the same rim are 155/32R23 and 175/28R23. 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 165/30R23 you can upsize to 175/21R24 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 155/40R22 (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 165/30R23 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 165/30R23

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