Section Width115 mm (4.5")
Aspect Ratio156%
Rim Diameter17"
Overall Diameter791 mm (31.1")
Sidewall Height179 mm
Circumference2484 mm
115/156R17 — Buy Tires

Everything to know about the 115/156R17 tire size

Size geometry

A 115/156R17 tire has a 115mm section width and a 156% aspect ratio, mounted on a 17-inch rim. Sidewall height works out to 179.4mm (7.06") and overall outside diameter is 790.6mm (31.13"). At highway speed the tire completes about 403 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 115/156R17 is unavailable, the closest same-diameter substitutes on the same rim are 105/171R17 and 125/144R17. 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 115/156R17 you can upsize to 125/133R18 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 105/183R16 (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 115/156R17 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 115/156R17

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