295/30R22 vs 275/25R24

275/25R24 is 0.44 in (11.3 mm) taller than 295/30R22, a +1.54% diameter difference. With the speedometer set for 295/30R22, an indicated 60 mph is 60.9 mph on 275/25R24.

Is this a safe swap?

Diameter difference +1.54%: within the ±3% guideline

By overall diameter alone, 275/25R24 falls inside the ±3% range commonly used as a guideline when replacing 295/30R22. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

Side profile and tread width, drawn to the same scale.

295/30R22 vs 275/25R24 differences
Measurement	295/30R22	275/25R24	Difference	% diff
Overall diameter	28.97 in (735.8 mm)	29.41 in (747.1 mm)	+0.44 in (+11.3 mm)	+1.54%
Sidewall height	3.48 in (88.5 mm)	2.71 in (68.8 mm)	−0.78 in (−19.7 mm)	−22.32%
Section width	11.61 in (295.0 mm)	10.83 in (275.0 mm)	−0.79 in (−20.0 mm)	−6.78%
Circumference	91.01 in (2,311.6 mm)	92.40 in (2,347.1 mm)	+1.40 in (+35.5 mm)	+1.54%
Revolutions per mile	696	686	−11	−1.51%

True speed with the speedometer calibrated for 295/30R22
Indicated	Actual on 295/30R22	Actual on 275/25R24	Difference
30 mph	30.0 mph	30.5 mph	+0.5 mph
60 mph	60.0 mph	60.9 mph	+0.9 mph
75 mph	75.0 mph	76.2 mph	+1.2 mph

Ride-height change: 275/25R24 raises the vehicle by 0.22 in (5.6 mm) at the axle (half the +11.3 mm diameter difference).

275/25R24 is 0.44 in taller than 295/30R22 and 20 mm narrower, a 1.54% difference in overall diameter.

With the speedometer calibrated for 295/30R22, an indicated 60 mph is actually 60.9 mph on 275/25R24, and revolutions per mile change from 696 to 686.

275/25R24 mounts on a 24-inch wheel, a plus-2 fitment from the 22-inch wheel of 295/30R22.

Size pages

Other comparisons with 295/30R22

Other comparisons with 275/25R24

Source: Calculated from standard tire geometry formulas. Verified 2026-09-27. How these numbers are calculated.