Section Width355 mm (14.0")
Aspect Ratio200%
Rim Diameter18"
Overall Diameter1877 mm (73.9")
Sidewall Height710 mm
Circumference5897 mm
355/200R18 — Buy Tires

Everything to know about the 355/200R18 tire size

Size geometry

A 355/200R18 tire has a 355mm section width and a 200% aspect ratio, mounted on a 18-inch rim. Sidewall height works out to 710.0mm (27.95") and overall outside diameter is 1877.2mm (73.91"). At highway speed the tire completes about 170 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 355/200R18 is unavailable, the closest same-diameter substitutes on the same rim are 345/206R18 and 365/195R18. 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 355/200R18 you can upsize to 365/191R19 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 345/209R17 (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 355/200R18 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 355/200R18

tire_size.no_vehicles_found