225/35R19 tire size

A 225/35R19 tire is 25.20 inches (640.1 mm) tall, 8.86 in (225 mm) wide and fits a 19-inch wheel. In inch notation it is roughly a 25.2x8.9R19.

225/35R19 dimensions
Overall diameter	25.20 in	640.1 mm
Section width	8.86 in	225 mm
Sidewall height	3.10 in	78.7 mm
Circumference	79.17 in	2,011 mm
Revolutions	800.3 per mile	497.3 per km
Rim diameter	19 in	482.6 mm

Compare 225/35R19 with another size

Current size

New size

Speed in mphkm/h

Overall diameter difference

+0.23%

60 mph on the speedometer = 60.1 mph actual

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

Ground clearance: +0.8 mm (+0.03 in)
Revolutions: 800 → 798 per mile

225/35R19 265/30R19

Side-by-side dimensions

	Current	New	Difference	%
Diameter	25.20 in	25.26 in	+0.06 in	+0.23%
Diameter	640.1 mm	641.6 mm	+1.5 mm	+0.23%
Width	8.86 in	10.43 in	+1.57 in	+17.78%
Width	225.0 mm	265.0 mm	+40.0 mm	+17.78%
Sidewall	3.10 in	3.13 in	+0.03 in	+0.95%
Sidewall	78.7 mm	79.5 mm	+0.8 mm	+0.95%
Circumference	79.17 in	79.36 in	+0.19 in	+0.23%
Revs per mile	800.3	798.4	−1.9	−0.23%

Speedometer error

Speedometer shows	Actual speed	Difference
20 mph	20.0 mph	0.0 mph
30 mph	30.1 mph	+0.1 mph
40 mph	40.1 mph	+0.1 mph
50 mph	50.1 mph	+0.1 mph
60 mph	60.1 mph	+0.1 mph
70 mph	70.2 mph	+0.2 mph
80 mph	80.2 mph	+0.2 mph

Alternative sizes on the same 19-inch wheel

Sizes in use within ±3 % of the overall diameter of 225/35R19:

Plus and minus sizes for 225/35R19

Size	Wheel	Diameter	Difference
235/45R17	Minus 2 (17 in)	25.33 in	+0.50%
205/50R17	Minus 2 (17 in)	25.07 in	−0.52%
265/40R17	Minus 2 (17 in)	25.35 in	+0.58%
255/40R17	Minus 2 (17 in)	25.03 in	−0.67%
205/45R18	Minus 1 (18 in)	25.26 in	+0.25%
265/35R18	Minus 1 (18 in)	25.30 in	+0.41%
225/40R18	Minus 1 (18 in)	25.09 in	−0.45%
255/35R18	Minus 1 (18 in)	25.03 in	−0.69%
245/30R20	Plus 1 (20 in)	25.79 in	+2.33%

Vehicles approved with 225/35R19 tires

Models whose Swiss type approval lists 225/35R19 as a standard or optional size (2,827 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.

Nearby 19-inch sizes

Reading the 225/35R19 size

225 — section width in millimetres (8.86 in).
35 — aspect ratio: the sidewall is 35 % of the width, 78.7 mm.
R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
19 — fits a 19-inch diameter wheel.

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.