CarSpecsHQ

295/35R22 vs 315/35R22

315/35R22 is a safe swap for 295/35R22 by the usual ±3% rule: the diameter differs by +1.83%.

22" rim
295/35R22 30.13" · 315/35R22 30.68" · drawn to scale

Side by side

295/35R22315/35R22Difference
Overall diameter30.13"30.68"+0.55" (+1.83%)
Section width295 mm315 mm+20 mm
Sidewall4.06"4.34"+0.28"
Rim22"22"same
Circumference94.7"96.4"+1.7"
Revs per mile669657-12
Ride height——+0.28"
Speedometer reads 60 mph60.061.1+1.1 mph

Speedometer and odometer

020406080100120 reads 60 · actual 61.1 mph

With 315/35R22 on a car calibrated for 295/35R22, the speedometer reads 58.9 mph when you're really doing 60, and the odometer under-counts by 1.8%.

Speedo showsActual speed
30 mph30.5 mph
45 mph45.8 mph
60 mph61.1 mph
70 mph71.3 mph
80 mph81.5 mph

Other sizes close to 295/35R22

Questions

Can I replace 295/35R22 with 315/35R22?

315/35R22 is a safe swap for 295/35R22 by the usual ±3% rule: the diameter differs by +1.83%.

What's the difference between 295/35R22 and 315/35R22?

315/35R22 is 0.55" taller and 20 mm wider; the sidewall is +0.28". At an indicated 60 mph you'd actually be doing 61.1 mph.

Will 315/35R22 fit on 295/35R22 wheels?

Both use a 22" rim, so the wheel diameter matches; check the wheel's width range for a 315 mm tire and the fender clearance.