Section Width135 mm (5.3")
Aspect Ratio112%
Rim Diameter12"
Overall Diameter607 mm (23.9")
Sidewall Height151 mm
Circumference1908 mm
135/112R12 — Buy Tires

Everything to know about the 135/112R12 tire size

Size geometry

A 135/112R12 tire has a 135mm section width and a 112% aspect ratio, mounted on a 12-inch rim. Sidewall height works out to 151.2mm (5.95") and overall outside diameter is 607.2mm (23.91"). At highway speed the tire completes about 524 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 135/112R12 is unavailable, the closest same-diameter substitutes on the same rim are 125/121R12 and 145/104R12. 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 135/112R12 you can upsize to 145/96R13 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 125/131R11 (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 135/112R12 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 135/112R12

tire_size.no_vehicles_found