Section Width165 mm (6.5")
Aspect Ratio103%
Rim Diameter16"
Overall Diameter746 mm (29.4")
Sidewall Height170 mm
Circumference2345 mm
165/103R16 — Buy Tires

Everything to know about the 165/103R16 tire size

Size geometry

A 165/103R16 tire has a 165mm section width and a 103% aspect ratio, mounted on a 16-inch rim. Sidewall height works out to 169.9mm (6.69") and overall outside diameter is 746.3mm (29.38"). At highway speed the tire completes about 427 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 165/103R16 is unavailable, the closest same-diameter substitutes on the same rim are 155/110R16 and 175/97R16. 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 165/103R16 you can upsize to 175/90R17 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 155/118R15 (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 165/103R16 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 165/103R16

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