TireSizesFinder

215/55R18 vs 295/35R19

295/35R19 is 0.18 in (4.6 mm) shorter than 215/55R18, a −0.66% diameter difference. With the speedometer set for 215/55R18, an indicated 60 mph is 59.6 mph on 295/35R19.

Is this a safe swap?

Diameter difference −0.66%: under 1%

By overall diameter alone, 295/35R19 is a near match for 215/55R18; the speedometer changes by less than 1%. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

To-scale drawing: 215/55R18 (27.31 in) vs 295/35R19 (27.13 in)215/55R1827.31 in × 8.46 in295/35R1927.13 in × 11.61 in
Side profile and tread width, drawn to the same scale.
215/55R18 vs 295/35R19 differences
Measurement215/55R18295/35R19Difference% diff
Overall diameter27.31 in (693.7 mm)27.13 in (689.1 mm)−0.18 in (−4.6 mm)−0.66%
Sidewall height4.66 in (118.3 mm)4.06 in (103.3 mm)−0.59 in (−15.0 mm)−12.68%
Section width8.46 in (215.0 mm)11.61 in (295.0 mm)+3.15 in (+80.0 mm)+37.21%
Circumference85.80 in (2,179.3 mm)85.23 in (2,164.9 mm)−0.57 in (−14.5 mm)−0.66%
Revolutions per mile738743+5+0.67%
True speed with the speedometer calibrated for 215/55R18
IndicatedActual on 215/55R18Actual on 295/35R19Difference
30 mph30.0 mph29.8 mph−0.2 mph
60 mph60.0 mph59.6 mph−0.4 mph
75 mph75.0 mph74.5 mph−0.5 mph

Ride-height change: 295/35R19 lowers the vehicle by 0.09 in (2.3 mm) at the axle (half the −4.6 mm diameter difference).

295/35R19 is 0.18 in shorter than 215/55R18 and 80 mm wider, a 0.66% difference in overall diameter.

With the speedometer calibrated for 215/55R18, an indicated 60 mph is actually 59.6 mph on 295/35R19, and revolutions per mile change from 738 to 743.

295/35R19 mounts on a 19-inch wheel, a plus-1 fitment from the 18-inch wheel of 215/55R18.

Size pages

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Source: Calculated from standard tire geometry formulas. Verified . How these numbers are calculated.