About the 265/60R18 Tire

The 265/60R18 is a common tire size for trucks and large SUVs such as Toyota 4Runner, Jeep Wrangler, and Ford F-150.

With a 159.0 mm sidewall (60% aspect ratio), this tire provides a smooth, cushioned ride that absorbs road imperfections well — ideal for daily commuting and highway cruising.

Compared to the baseline 235/45R18, this tire's overall diameter differs by +15.9% — a speedometer calibrated for 235/45R18 would read 86.3 km/h at an actual 100 km/h.

When replacing, verify that your wheel well can accommodate the 775.2 mm overall diameter. Keep speedometer deviation within ±3% for safety and legal compliance.

Tire Measurements

Tire Code265/60R18
Section Width265 mm
Aspect Ratio60%
Rim Diameter18"
Sidewall Height159.0 mm
Overall Diameter775.2 mm / 30.52"
Circumference2435.4 mm / 95.88"
Revolutions per km410.6
Revolutions per mile660.8

Adjacent Size Comparison

Tire Code OD (mm)Δ mmΔ % Speedo at 100 km/h
265/50R18 722.2 -53.0 -6.8% 107.3
265/60R17 749.8 -25.4 -3.3% 103.4
265/60R18 (current) 775.2 — — 100.0

Frequently Asked Questions

What is the overall diameter of a 265/60R18 tire?
The overall diameter is 775.2 mm (30.52 in), with a 159.0 mm sidewall on a 18-inch rim.
How many revolutions per kilometer does a 265/60R18 tire make?
It makes 410.6 revolutions per kilometer, with a circumference of 2435.4 mm.
What vehicles commonly use 265/60R18 tires?
The 265/60R18 is standard OEM equipment on trucks and large SUVs such as Toyota 4Runner, Jeep Wrangler, and Ford F-150. Always check your owner's manual or door placard before switching sizes.

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