Porsche Tire Sizes & Rim Dimensions | OEM Metric Tire Codes by Model & Year

Discover comprehensive Porsche tire size and rim dimension references organized by vehicle model and year. Our catalog offers OEM-style metric tire codes formatted to assist in identifying the correct tire and rim specifications for your Porsche.\n\nEach Porsche model links directly to year-sorted tire size data, ensuring access to precise sizing information needed for maintenance, replacement, and upgrades. Rim width and diameter references accompany the tire sizes to facilitate accurate wheel fitting.\n\nUsing this detailed Porsche tire and rim catalog will help maintain optimal vehicle performance and safety by ensuring that you select properly sized tires and rims that meet manufacturer specifications.\n\nStay informed about tire code markings and dimension standards applicable to Porsche vehicles with our easy-to-navigate reference site.

11 models

Tire size calculatorShow

Compare two tire sizes — diameter, speedometer error, and clearance change.

WidthHeightRadius

inch

	Size 1	Size 2	Diff	Diff(%)
Diameter	25.0"	25.4"	0.5"	1.89%
Width	7.7"	8.5"	0.8"	10.26%
Circumference	78.4"	79.9"	1.5"	1.86%
Profile height	5.0"	4.2"	-0.7"	-15.08%
Turnover per mile	807	793	14	-1.73%
Clearance	-	-	+0.2"	-

25.0"

7.7"

25.5"

8.5"

15"

5.0"

17"

4.2"

Speedometer Error

(First wheel OEM size)

Reading	20 mph	30 mph	40 mph	50 mph	60 mph	70 mph	80 mph	90 mph
Actual	20.4	30.5	40.7	50.9	61.1	71.2	81.4	91.6