Section Width145 mm (5.7")
Aspect Ratio525%
Rim Diameter14"
Overall Diameter1878 mm (73.9")
Sidewall Height761 mm
Circumference5900 mm
145/525R14 — Buy Tires

Everything to know about the 145/525R14 tire size

Size geometry

A 145/525R14 tire has a 145mm section width and a 525% aspect ratio, mounted on a 14-inch rim. Sidewall height works out to 761.3mm (29.97") and overall outside diameter is 1878.1mm (73.94"). At highway speed the tire completes about 169 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 145/525R14 is unavailable, the closest same-diameter substitutes on the same rim are 135/564R14 and 155/491R14. 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 145/525R14 you can upsize to 155/483R15 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 135/573R13 (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 145/525R14 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 145/525R14

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