Section Width165 mm (6.5")
Aspect Ratio42%
Rim Diameter26"
Overall Diameter799 mm (31.5")
Sidewall Height69 mm
Circumference2510 mm
165/42R26 — Buy Tires

Everything to know about the 165/42R26 tire size

Size geometry

A 165/42R26 tire has a 165mm section width and a 42% aspect ratio, mounted on a 26-inch rim. Sidewall height works out to 69.3mm (2.73") and overall outside diameter is 799.0mm (31.46"). At highway speed the tire completes about 398 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 165/42R26 is unavailable, the closest same-diameter substitutes on the same rim are 155/45R26 and 175/40R26. 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 165/42R26 you can upsize to 175/32R27 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 155/53R25 (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 165/42R26 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 165/42R26

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