Section Width155 mm (6.1")
Aspect Ratio103%
Rim Diameter13"
Overall Diameter650 mm (25.6")
Sidewall Height160 mm
Circumference2040 mm
155/103R13 — Buy Tires

Everything to know about the 155/103R13 tire size

Size geometry

A 155/103R13 tire has a 155mm section width and a 103% aspect ratio, mounted on a 13-inch rim. Sidewall height works out to 159.7mm (6.29") and overall outside diameter is 649.5mm (25.57"). At highway speed the tire completes about 490 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 155/103R13 is unavailable, the closest same-diameter substitutes on the same rim are 145/110R13 and 165/97R13. 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 155/103R13 you can upsize to 165/89R14 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 145/119R12 (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 155/103R13 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 155/103R13

tire_size.no_vehicles_found