Section Width435 mm (17.1")
Aspect Ratio15%
Rim Diameter20"
Overall Diameter639 mm (25.1")
Sidewall Height65 mm
Circumference2006 mm
435/15R20 — Buy Tires

Everything to know about the 435/15R20 tire size

Size geometry

A 435/15R20 tire has a 435mm section width and a 15% aspect ratio, mounted on a 20-inch rim. Sidewall height works out to 65.3mm (2.57") and overall outside diameter is 638.5mm (25.14"). At highway speed the tire completes about 499 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 435/15R20 is unavailable, the closest same-diameter substitutes on the same rim are 425/15R20 and 445/15R20. 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 435/15R20 you can upsize to 445/12R21 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 425/18R19 (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 435/15R20 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 435/15R20

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