Budnik's Tire Size Chart

We made this chart to simplify converting your standard metric tire sizes to simpler diameter and width measurements. We show sidewall height for reference, to make sure you can get the appropriate sidewall height between front and rear wheels.

17"

17″

Overall Diameter

Overall (section) Width

Sidewall Height

Approximate Rim Widths

205/40-17	23.5	8.1	3.3	7.0-7.5	NT01
205/45-17	24.3	8.1	3.6	7
205/50-17	25.1	8.1	4	7
215/35-17	22.9	8.5	3	7.0-8.5
215/40-17	23.8	8.5	3.4	7.0-8.5
215/45-17	24.7	8.5	3.8	7.0-8.0
225/35-17	23.2	8.9	3.1	7.5-9.0
225/40-17	24.1	8.9	3.5	7.5-9.0
225/45-17	25	8.9	4	7.0-8.5
225/50-17	25.9	8.9	4.4	6.0-8.0
235/40-17	24.4	9.3	3.7	8.0-9.5	NT05,NT01
235/45-17	25.3	9.3	4.2	7.5-9.0	NT555, INVO
235/50-17	26.3	9.3	4.6	6.5-8.5
245/35-17	23.8	9.6	3.4	8.0-9.5
245/40-17	24.7	9.6	3.9	8.0-9.5	INVO
245/45-17	25.7	9.6	4.3	7.5-9.0	INVO, NT01
245/50-17	26.7	9.6	4.9	7.0-8.5
255/40-17	25	10	4	8.5-10.0	NT05,NT555,NT01
255/45-17	26	10	4.5	8.0-9.5
265/40-17	25.3	10.4	4.2	9.0-10.0
275/40-17	25.7	10.8	4.4	9.0-11.0
275/50-17	27.8	10.8	5.4	7.5-9.5
285/40-17	26	11.2	4.5	9.5-11.0	NT555
315/35-17	25.7	12.4	4.3	11.0-12.0	NT05,NT555,NT01

18"

18″	Overall Diameter	Overall (section) Width	Sidewall Height	Approx Rim Widths
205/40-18	24.5	8.1	3.2	7.0-8.0
215/35-18	23.9	8.5	3	7.0-8.5
215/40-18	24.8	8.5	3.4	7.0-8.5
215/45-18	25.6	8.5	3.8	7.0-8.0
225/35-18	24.2	8.9	3.1	7.5-9.0
225/40-18	25.1	8.9	3.6	7.5-9.0	NT05,NT555,NT01
225/45-18	26	8.9	4	7.0-8.5	NT555, INVO
235/35-18	24.5	9.3	3.2	9.0-9.5
235/40-18	25.4	9.3	3.7	8.0-9.5	NT05, NT555, NT01
235/45-18	26.3	9.3	4.2	7.5-9.0
245/35-18	24.8	9.6	3.4	8.0-9.5
245/40-18	25.7	9.6	3.9	8.0-9.5	NT05,NT555,INVO,NT01
245/45-18	26.7	9.6	4.4	7.5-9.0	NT555, INVO
245/50-18	27.6	9.6	4.8	7.0-8.5
255/35-18	25	10	3.5	8.5-10.0	NT05, NT555
255/40-18	26	10	4	8.5-10.0
255/45-18	27	10	4.5	8.0-9.5
265/35-18	25.3	10.4	3.7	9.0-10.0	NT05, NT555, INVO
265/40-18	26.3	10.4	4.2	9.0-10.0
275/35-18	26.7	10.8	3.8	9.0-11.0	NT555, INVO,NT01
275/45-18	26.7	10.8	4.9	8.5-10.5
285/35-18	25.9	11.2	3.9	9.5-11.0	NT05, NT555
295/35-18	26.1	11.6	4.1	10.0-12.0	NT05. INVO
315/30-18	25.4	12.4	3.7	11.0-12.0	NT05,NT01
335/30-18	25.9	13.2	4	12.0-13.0
345/30-18	26.1	13.6	4.1	12.0-14.0

19"

19″	Overall Diameter	Overall (section) Width	Sidewall Height	Approx Rim Widths
225/40-19	26.1	8.9	3.5	7.0-9.0	NT05, INVO
235/35-19	25.5	9.3	3.2	8.0-9.5	NT05, NT555,NT01
235/40-19	26.4	9.3	3.7	8.0-9.5
245/35-19	25.8	9.6	3.4	8.0-9.5	NT05, NT555, INVO
245/40-19	26.7	9.6	3.9	8.0-9.5	NT05, INVO
245/45-19	27.7	9.6	4.3	7.5-9.0
255/30-19	25	10	3	8.5-9.5	INVO
255/35-19	26	10	3.5	8.5-10.0	INVO
255/40-19	27	10	4	8.5-10.0	NT05, INVO
265/35-19	26.3	10.4	3.7	9.0-10.5
275/35-19	26.6	10.8	3.8	9.0-11.0	INVO
275/40-19	27.7	10.8	4.3	9.0-11.0
285/30-19	25.7	11.2	3.4	9.5-10.5	INVO
285/35-19	26.9	11.2	3.9	9.5-11.0	INVO
285/40-19	28	11.2	4.5	9.5-11.0
295/35-19	27.1	11.6	4.1	10.0-12.0	INVO
305/30-19	26.2	12	3.6	10.5-11.5	NT05,NT01
305/35-19	27.4	12	4.2	10.5-11.5
315/40-19	28.9	12.4	5	11.0-12.0	INVO
325/30-19	26.7	12.8	3.8	12.0-13.0	INVO
345/30-19	27.1	13.6	4.1	12.0-14.0	INVO
345/35-19	28.5	13.6	4.8	11.0-13.5

20"

20″	Overall Diameter	Overall (section) Width	Sidewall Height	Approx Rim Widths
225/35-20	26.2	8.9	3.1	7.5-9.0	NT555
235/30-20	25.6	9.3	2.8	8.5	INVO
235/35-20	26.5	9.3	3.2	8.0-9.5
235/45-20	28.3	9.3	4.2	7.5-9.0
235/55-20	30.2	9.3	5.1	6.5-8.5
245/30-20	25.8	9.6	2.9	8.0-9.0	NT555, INVO
245/35-20	26.8	9.6	3.4	8.0-9.5	NT555, INVO
245/40-20	27.7	9.6	3.9	8.0-9.5	NT555, INVO
245/45-20	28.7	9.6	4.3	7.5-9.0	INVO
245/50-20	29.6	9.6	4.8	7.0-8.5
255/30-20	26	10	3	8.5-9.5	INVO
255/35-20	27	10	3.5	8.5-10	NT05, NT555, INVO
255/40-20	28	10	4	8.5-10	NT01
255/45-20	29	10	4.5	8.0-9.5	NT05, INVO
255/50-20	30	10	5	7.0-9.0
255/55-20	31	10	5.5	7.0-9.0
265/30-20	26.3	10.4	3.1	9.0-10.0
265/35-20	27.3	10.4	3.7	9-10.5	NT555
265/40-20	28.3	10.4	4.2	9.0-10.5
265/45-20	29.4	10.4	4.7	8.5-10.0
275/30-20	26.5	10.8	3.2	9.0-10.0	NT555, INVO
275/35-20	27.6	10.8	3.9	9.0-11.0	NT05, NT555, INVO
275/40-20	28.7	10.8	4.3	9.0-11.0	INVO
275/45-20	29.7	10.8	4.9	8.5-10.0
285/30-20	26.7	11.2	3.4	9.5-10.5	NT555, INVO
285/35-20	27.9	11.2	3.9	9.5-11.0	NT01
285/40-20	29	11.2	4.5	9.5-11.0
285/45-20	30.1	11.2	5	9.0-10.5
295/30-20	27	11.6	3.5	10.0-11.0
295/35-20	28.1	11.6	4.1	10.0-11.5	INVO
295/40-20	29.3	11.6	4.6	10.0-12.0
295/45-20	30.5	11.6	5.2	9.5-11.0
295/50-20	31.6	11.6	5.8	8.0-10.5
305/35-20	28.4	12	4.2	10.0-12.0
305/40-20	29.6	12	4.8	10.0-12.0
315/35-20	28.7	12.4	4.3	10.5-12.5	NT05, INVO
335/25-20	26.6	13.2	4	12.0-13.00
335/30-20	27.9	13.2	4	11.5-12.5
345/25-20	26.8	13.6	3.4	12.0-13.0	INVO

LT TRUCK	Overall Diameter	Overall (section) Width	Sidewall Height	Approx Rim Widths
265/60-20	32.5	10.4	6.3	7.5-9.5	TERRA
275/60-20	33	10.8	6.5	7.5-9.5	TERRA
285/55-60	32.3	11.2	6.2	8.0-10.0	TERRA
285/60-20	33.5	11.2	6.7	8.0-10.0
305/55-20	33.2	12	6.6	8.5-11.0	TERRA

22"

22″	Overall Diameter	Overall (section) Width	Sidewall Height	Approx Rim Widths
235/30-22	27.6	9.3	2.8	8.5
245/30-22	27.8	9.6	2.9	8.0-9.0	NT555, INVO
255/30-22	28	10	3	8.0-8.5	NT555, INVO
255/35-22	29	10	3.5	8.5-10	INVO
265/30-22	28.3	10.4	3.1	9.0-10.0	INVO
265/35-22	29.3	10.4	3.7	9.0-10.5	420S
265/40-22	30.3	10.4	4.2	9.0-10.5	420S, NT555
265/45-22	31.4	10.4	4.7	8.5-10.0
275/30-22	28.5	10.8	3.2	9.0-10.0	INVO
275/40-22	30.7	10.8	4.3	9.0-11.0	420S
275/45-22	31.7	10.8	4.9	8.5-10.0	420S
285/30-22	28.7	11.2	3.4	9.5-10.5	INVO
285/35-22	29.9	11.2	3.9	9.5-11.0	420S, NT555
285/40-22	31	11.2	4.5	9.5-11.0	420S
285/45-22	32.1	11.2	5	9.0-11.0
295/30-22	29	11.6	3.5	10.0-11.0
295/45-22	32.5	11.6	5.2	9.5-11.0
305/35-22	30.4	12	4.2	10.5-11.5
305/40-22	31.6	12	4.8	10.0-12.0
305/45-22	32.8	12	5.4	9.0-1.0
315/25-22	28.2	12.4	3.1	11.0-12.0
335/25-22	28.5	10.8	3.2	11.5-12.5
335/30-22	28.7	13.7	3.3	12.0-13.0