About the 275/65R17 Tire

The 275/65R17 is a common tire size for trucks and large SUVs such as Toyota 4Runner, Jeep Wrangler, and Ford F-150.

With a 178.8 mm sidewall (65% 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 225/50R17, this tire's overall diameter differs by +20.2% — a speedometer calibrated for 225/50R17 would read 83.2 km/h at an actual 100 km/h.

When replacing, verify that your wheel well can accommodate the 789.3 mm overall diameter. Keep speedometer deviation within ±3% for safety and legal compliance.

Tire Measurements

Tire Code275/65R17
Section Width275 mm
Aspect Ratio65%
Rim Diameter17"
Sidewall Height178.8 mm
Overall Diameter789.3 mm / 31.07"
Circumference2479.7 mm / 97.62"
Revolutions per km403.3
Revolutions per mile649.0

Adjacent Size Comparison

Tire Code OD (mm)Δ mmΔ % Speedo at 100 km/h
255/65R17 763.3 -26.0 -3.3% 103.4
265/65R17 776.3 -13.0 -1.6% 101.7
275/65R17 (current) 789.3 — — 100.0

Frequently Asked Questions

What is the overall diameter of a 275/65R17 tire?
The overall diameter is 789.3 mm (31.07 in), with a 178.8 mm sidewall on a 17-inch rim.
How many revolutions per kilometer does a 275/65R17 tire make?
It makes 403.3 revolutions per kilometer, with a circumference of 2479.7 mm.
What vehicles commonly use 275/65R17 tires?
The 275/65R17 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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