Section Width395 mm (15.6")
Aspect Ratio44%
Rim Diameter20"
Overall Diameter856 mm (33.7")
Sidewall Height174 mm
Circumference2688 mm
395/44R20 — Buy Tires

Everything to know about the 395/44R20 tire size

Size geometry

A 395/44R20 tire has a 395mm section width and a 44% aspect ratio, mounted on a 20-inch rim. Sidewall height works out to 173.8mm (6.84") and overall outside diameter is 855.6mm (33.69"). At highway speed the tire completes about 372 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 395/44R20 is unavailable, the closest same-diameter substitutes on the same rim are 385/45R20 and 405/43R20. 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 395/44R20 you can upsize to 405/40R21 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 385/48R19 (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 395/44R20 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 395/44R20

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