Section Width365 mm (14.4")
Aspect Ratio209%
Rim Diameter12"
Overall Diameter1831 mm (72.1")
Sidewall Height763 mm
Circumference5751 mm
365/209R12 — Buy Tires

Everything to know about the 365/209R12 tire size

Size geometry

A 365/209R12 tire has a 365mm section width and a 209% aspect ratio, mounted on a 12-inch rim. Sidewall height works out to 762.9mm (30.03") and overall outside diameter is 1830.5mm (72.07"). At highway speed the tire completes about 174 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 365/209R12 is unavailable, the closest same-diameter substitutes on the same rim are 355/215R12 and 375/203R12. 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 365/209R12 you can upsize to 375/200R13 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 355/218R11 (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 365/209R12 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 365/209R12

tire_size.no_vehicles_found