Section Width525 mm (20.7")
Aspect Ratio12%
Rim Diameter29"
Overall Diameter863 mm (34.0")
Sidewall Height63 mm
Circumference2710 mm
525/12R29 — Buy Tires

Everything to know about the 525/12R29 tire size

Size geometry

A 525/12R29 tire has a 525mm section width and a 12% aspect ratio, mounted on a 29-inch rim. Sidewall height works out to 63.0mm (2.48") and overall outside diameter is 862.6mm (33.96"). At highway speed the tire completes about 369 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 525/12R29 is unavailable, the closest same-diameter substitutes on the same rim are 515/12R29 and 535/12R29. 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 525/12R29 you can upsize to 535/9R30 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 515/15R28 (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 525/12R29 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 525/12R29

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