Tire Size Box

355/25R22 vs 355/35R22

355/35R22 compared with 355/25R22

+9.6% diameter, 0.0" width

355/35R22 is 31.78" tall vs 28.99". More than the 3% rule of thumb, so check carefully before switching.

29.0"22" rim3.5"14.0" wide
355/25R22 (solid) compared with 355/35R22 (dashed outline), drawn to scale

With 355/35R22 tires, when your speedometer says 60 mph you are really going

65.8 mph

355/35R22 is +2.80 inches (+9.6%) in overall diameter. That is more than the 3% most shops and makers recommend.

355/25R22355/35R22Difference%
Overall diameter28.99"31.78"+2.80"+9.6%
Section width13.98"13.98"0.00"0.0%
Sidewall height3.49"4.89"+1.40"+40.0%
Circumference91.07"99.85"+8.78"+9.6%
Revolutions per mile695.7634.5−61.2−8.8%

Speedometer difference

If your vehicle came with 355/25R22 and you fit 355/35R22, here is your real speed for each speedometer reading:

Speedometer showsActual speedDifference
20 mph21.9 mph+1.9 mph
30 mph32.9 mph+2.9 mph
40 mph43.9 mph+3.9 mph
50 mph54.8 mph+4.8 mph
60 mph65.8 mph+5.8 mph
65 mph71.3 mph+6.3 mph
70 mph76.7 mph+6.7 mph
75 mph82.2 mph+7.2 mph
80 mph87.7 mph+7.7 mph

Each size on its own

Questions

Which is bigger, 355/25R22 or 355/35R22?
355/35R22 is taller by 2.80 inches (31.78" vs 28.99"). 355/25R22 is the same width.
Can I replace 355/25R22 with 355/35R22?
It is not recommended without checking carefully. The diameter difference is +9.6%, more than the 3% most shops and makers allow. It will throw off the speedometer and may affect ABS, stability control and clearance.
How much will 355/35R22 change my speedometer?
When your speedometer reads 60 mph with 355/35R22 fitted (calibrated for 355/25R22), your real speed is 65.8 mph. Your odometer will under-count miles by about 9.6%.
Will 355/35R22 lift my vehicle?
Ride height changes by half the diameter difference: +1.40 inches of ground clearance at the axle.

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