355/25R22 tire size

A 355/25R22 tire is 28.99 inches (736.3 mm) tall, 13.98 in (355 mm) wide and fits a 22-inch wheel. In inch notation it is roughly a 29.0x14.0R22 — a "29-inch" tire.

355/25R22 dimensions
Overall diameter28.99 in736.3 mm
Section width13.98 in355 mm
Sidewall height3.49 in88.8 mm
Circumference91.07 in2,313 mm
Revolutions695.7 per mile432.3 per km
Rim diameter22 in558.8 mm

Compare 355/25R22 with another size

Speed in

Overall diameter difference

−0.11%

60 mph on the speedometer = 59.9 mph actual

Within the ±3 % diameter range most tire fitters accept.

Ground clearance
−0.4 mm (−0.02 in)
Revolutions
696 → 696 per mile

355/25R22 325/35R20

Side-by-side dimensions

CurrentNewDifference%
Diameter28.99 in28.96 in−0.03 in−0.11%
Diameter736.3 mm735.5 mm−0.8 mm−0.11%
Width13.98 in12.80 in−1.18 in−8.45%
Width355.0 mm325.0 mm−30.0 mm−8.45%
Sidewall3.49 in4.48 in+0.98 in+28.17%
Sidewall88.8 mm113.8 mm+25.0 mm+28.17%
Circumference91.07 in90.97 in−0.10 in−0.11%
Revs per mile695.7 696.5 +0.8 +0.11%

Speedometer error

Speedometer showsActual speedDifference
20 mph20.0 mph0.0 mph
30 mph30.0 mph0.0 mph
40 mph40.0 mph0.0 mph
50 mph49.9 mph−0.1 mph
60 mph59.9 mph−0.1 mph
70 mph69.9 mph−0.1 mph
80 mph79.9 mph−0.1 mph

Plus and minus sizes for 355/25R22

SizeWheelDiameterDifference
325/35R20Minus 2 (20 in)28.96 in−0.11%
345/30R20Minus 2 (20 in)28.15 in−2.89%
335/30R21Minus 1 (21 in)28.91 in−0.26%
345/30R21Minus 1 (21 in)29.15 in+0.56%
325/30R21Minus 1 (21 in)28.68 in−1.07%

Vehicles approved with 355/25R22 tires

Models whose Swiss type approval lists 355/25R22 as a standard or optional size (7 approvals in total). Always check your own vehicle's placard or papers.

Source: Swiss Federal Roads Office (FEDRO/ASTRA), open government data. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.

Reading the 355/25R22 size

The load index and speed rating (for example 91V) follow the size on the sidewall. They must meet at least the values on your vehicle's tire placard.