31-inch tire sizes

A 31-inch tire is any size that stands about 31″ tall. In metric the common ones are 245/70R17, 255/70R17 and 285/50R20. We list 37 sizes for 15″ to 24″ wheels, and their makers list them at 30.1″ to 31.5″ tall.

31-inch tires in metric

Every 31″ size we list, by wheel size. Most searched first.

Wheel	Metric	Flotation
15″	265/75R15	31×10.50R15
16″	275/70R16, 245/75R16, 265/70R16	–
17″	245/70R17, 255/70R17, 275/65R17, 265/65R17, 235/75R17	–
18″	285/60R18, 275/60R18, 265/60R18, 255/65R18	–
19″	255/60R19, 265/55R19, 275/55R19	–
20″	285/50R20, 275/50R20, 255/55R20, 305/45R20, 235/60R20	–
21″	285/45R21, 275/45R21, 315/40R21, 255/50R21, 305/40R21	–
22″	285/40R22, 275/40R22, 315/35R22, 295/40R22, 255/45R22, 325/35R22	–
23″	285/35R23, 335/30R23, 295/35R23	–
24″	295/30R24	–

31-inch tires on 15-inch rims

2 sizes. All 15-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
265/75R15	30.60–30.67	30.65	10.4	3
31×10.50R15	30.50–31.10	31.00	10.5	8

31-inch tires on 16-inch rims

3 sizes. All 16-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
245/75R16	30.40–30.79	30.47	9.6	31
265/70R16	30.60–30.90	30.61	10.4	21
275/70R16	31.10–31.20	31.16	10.8	3

31-inch tires on 17-inch rims

5 sizes. All 17-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
245/70R17	30.10–30.83	30.50	9.6	25
265/65R17	30.50–30.80	30.56	10.4	22
235/75R17	30.80–30.87	30.88	9.3	3
255/70R17	31.10–31.10	31.06	10.0	12
275/65R17	31.10–31.10	31.07	10.8	2

31-inch tires on 18-inch rims

4 sizes. All 18-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
265/60R18	30.50–30.80	30.52	10.4	29
275/60R18	30.90–31.00	30.99	10.8	4
255/65R18	31.00–31.10	31.05	10.0	16
285/60R18	31.46–31.50	31.46	11.2	9

31-inch tires on 19-inch rims

3 sizes. All 19-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
265/55R19	30.50–30.51	30.48	10.4	5
275/55R19	30.90–30.91	30.91	10.8	4
255/60R19	31.00–31.06	31.05	10.0	9

31-inch tires on 20-inch rims

5 sizes. All 20-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
305/45R20	30.80	30.81	12.0	2
275/50R20	30.80–30.90	30.83	10.8	15
255/55R20	31.00–31.02	31.04	10.0	19
235/60R20	31.10	31.10	9.3	1
285/50R20	31.26–31.30	31.22	11.2	6

31-inch tires on 21-inch rims

5 sizes. All 21-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
305/40R21	30.59	30.61	12.0	1
275/45R21	30.70–30.90	30.74	10.8	16
315/40R21	30.90–31.00	30.92	12.4	7
255/50R21	31.00–31.10	31.04	10.0	4
285/45R21	31.00–31.10	31.10	11.2	8

31-inch tires on 22-inch rims

6 sizes. All 22-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
275/40R22	30.67–30.70	30.66	10.8	15
315/35R22	30.70	30.68	12.4	4
285/40R22	30.98–31.00	30.98	11.2	8
325/35R22	31.00	30.96	12.8	1
255/45R22	31.06	31.04	10.0	2
295/40R22	31.30	31.29	11.6	3

31-inch tires on 23-inch rims

3 sizes. All 23-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
285/35R23	30.90	30.85	11.2	1
335/30R23	30.90	30.91	13.2	1
295/35R23	31.10	31.13	11.6	1

31-inch tires on 24-inch rims

1 size. All 24-inch sizes

Size	Published height ″	Size code ″	Width ″	Tires
295/30R24	31.02	30.97	11.6	1

Questions about 31-inch tires

What size is a 31 inch tire?

A 31-inch tire stands about 31 inches tall. It isn't one size: we list 37 sizes of that height for 15″ to 24″ wheels, and the most searched are 245/70R17 (17″ wheels), 255/70R17 (17″ wheels) and 285/50R20 (20″ wheels). Their makers list them at 30.1″ to 31.5″ tall.

What is a 31 inch tire in metric?

15″ wheels: 265/75R15. 16″ wheels: 275/70R16, 245/75R16 and 265/70R16. 17″ wheels: 245/70R17, 255/70R17 and 275/65R17. 18″ wheels: 285/60R18, 275/60R18 and 265/60R18. 19″ wheels: 255/60R19, 265/55R19 and 275/55R19. 20″ wheels: 285/50R20, 275/50R20 and 255/55R20. 21″ wheels: 285/45R21, 275/45R21 and 315/40R21. 22″ wheels: 285/40R22, 275/40R22 and 315/35R22. 23″ wheels: 285/35R23, 335/30R23 and 295/35R23. 24″ wheels: 295/30R24.

What is 31×10.50R15 in metric?

The closest metric size is 265/75R15 (30.6″ tall, 10.4″ wide). A 31×10.50R15 is listed at 30.8″ tall on average and is 10.5″ wide.

How wide is a 31 inch tire?

From 9.3″ to 13.2″ (235–335 mm) across the 37 sizes here. Width is part of the size code, not the height, so check it separately for clearance.