Section Width475 mm (18.7")
Aspect Ratio20%
Rim Diameter27"
Overall Diameter876 mm (34.5")
Sidewall Height95 mm
Circumference2751 mm
475/20R27 — Buy Tires

Everything to know about the 475/20R27 tire size

Size geometry

A 475/20R27 tire has a 475mm section width and a 20% aspect ratio, mounted on a 27-inch rim. Sidewall height works out to 95.0mm (3.74") and overall outside diameter is 875.8mm (34.48"). At highway speed the tire completes about 363 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 475/20R27 is unavailable, the closest same-diameter substitutes on the same rim are 465/20R27 and 485/20R27. 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 475/20R27 you can upsize to 485/17R28 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 465/23R26 (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 475/20R27 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 475/20R27

tire_size.no_vehicles_found