CarSpecsHQ

225/35R19 vs 235/35R19

235/35R19 is a safe swap for 225/35R19 by the usual ±3% rule: the diameter differs by +1.09%.

19" rim
225/35R19 25.20" · 235/35R19 25.48" · drawn to scale

Side by side

225/35R19235/35R19Difference
Overall diameter25.20"25.48"+0.28" (+1.09%)
Section width225 mm235 mm+10 mm
Sidewall3.10"3.24"+0.14"
Rim19"19"same
Circumference79.2"80.0"+0.9"
Revs per mile800792-9
Ride height——+0.14"
Speedometer reads 60 mph60.060.7+0.7 mph

Speedometer and odometer

020406080100120 reads 60 · actual 60.7 mph

With 235/35R19 on a car calibrated for 225/35R19, the speedometer reads 59.4 mph when you're really doing 60, and the odometer under-counts by 1.1%.

Speedo showsActual speed
30 mph30.3 mph
45 mph45.5 mph
60 mph60.7 mph
70 mph70.8 mph
80 mph80.9 mph

Other sizes close to 225/35R19

Questions

Can I replace 225/35R19 with 235/35R19?

235/35R19 is a safe swap for 225/35R19 by the usual ±3% rule: the diameter differs by +1.09%.

What's the difference between 225/35R19 and 235/35R19?

235/35R19 is 0.28" taller and 10 mm wider; the sidewall is +0.14". At an indicated 60 mph you'd actually be doing 60.7 mph.

Will 235/35R19 fit on 225/35R19 wheels?

Both use a 19" rim, so the wheel diameter matches; check the wheel's width range for a 235 mm tire and the fender clearance.