Section Width155 mm (6.1")
Aspect Ratio505%
Rim Diameter11"
Overall Diameter1845 mm (72.6")
Sidewall Height783 mm
Circumference5796 mm
155/505R11 — Buy Tires

Everything to know about the 155/505R11 tire size

Size geometry

A 155/505R11 tire has a 155mm section width and a 505% aspect ratio, mounted on a 11-inch rim. Sidewall height works out to 782.8mm (30.82") and overall outside diameter is 1844.9mm (72.63"). At highway speed the tire completes about 173 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 155/505R11 is unavailable, the closest same-diameter substitutes on the same rim are 145/540R11 and 165/474R11. 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 155/505R11 you can upsize to 165/467R12 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 145/549R10 (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 155/505R11 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 155/505R11

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