Ejelta.com: Tire Size Calculator

This tire size calculator lets you check what you can replace your tires or wheels with without changing overall tire diameter or with some acceptable diameter change. The data presented here is in no way "official", please use common sense and check with manufacturer recommendations and other references.

Best Matches for 185/80-14 in 14", 15".

Code	Width	Ratio	Wheel	Diameter	Wall,"	Wall,mm	Diam.Diff.	= 50mph	1000miles =
225/60-15	225	60	15	25.63	5.31	135.00	-0.09%	49.95	1,000.92
295/50-14	295	50	14	25.61	5.81	147.50	-0.15%	49.92	1,001.53
245/55-15	245	55	15	25.61	5.31	134.75	-0.17%	49.92	1,001.69
245/60-14	245	60	14	25.57	5.79	147.00	-0.31%	49.85	1,003.07
195/70-15	195	70	15	25.75	5.37	136.50	+0.37%	50.18	996.32
325/45-14	325	45	14	25.52	5.76	146.25	-0.54%	49.73	1,005.37
225/65-14	225	65	14	25.52	5.76	146.25	-0.54%	49.73	1,005.37
195/75-14	195	75	14	25.52	5.76	146.25	-0.54%	49.73	1,005.37
305/45-15	305	45	15	25.81	5.40	137.25	+0.60%	50.30	994.01
205/65-15	205	65	15	25.49	5.25	133.25	-0.63%	49.69	1,006.29
275/50-15	275	50	15	25.83	5.41	137.50	+0.68%	50.34	993.25
265/55-14	265	55	14	25.48	5.74	145.75	-0.69%	49.65	1,006.91
215/70-14	215	70	14	25.85	5.93	150.50	+0.77%	50.38	992.33
295/45-15	295	45	15	25.45	5.23	132.75	-0.78%	49.61	1,007.83
265/50-15	265	50	15	25.43	5.22	132.50	-0.86%	49.57	1,008.59
275/55-14	275	55	14	25.91	5.95	151.25	+1.00%	50.50	990.02
185/75-15	185	75	15	25.93	5.46	138.75	+1.06%	50.53	989.41
175/75-15	175	75	15	25.33	5.17	131.25	-1.24%	49.38	1,012.43
215/65-15	215	65	15	26.00	5.50	139.75	+1.37%	50.68	986.34
305/50-14	305	50	14	26.01	6.00	152.50	+1.38%	50.69	986.19
205/70-14	205	70	14	25.30	5.65	143.50	-1.38%	49.31	1,013.81
235/65-14	235	65	14	26.03	6.01	152.75	+1.46%	50.73	985.42
255/55-15	255	55	15	26.04	5.52	140.25	+1.52%	50.76	984.81
255/60-14	255	60	14	26.05	6.02	153.00	+1.53%	50.77	984.65
325/40-15	325	40	15	25.24	5.12	130.00	-1.63%	49.19	1,016.27
285/50-14	285	50	14	25.22	5.61	142.50	-1.69%	49.16	1,016.88
235/60-15	235	60	15	26.10	5.55	141.00	+1.75%	50.87	982.50
205/75-14	205	75	14	26.11	6.05	153.75	+1.76%	50.88	982.35
185/70-15	185	70	15	25.20	5.10	129.50	-1.78%	49.11	1,017.80
235/55-15	235	55	15	25.18	5.09	129.25	-1.86%	49.07	1,018.57
315/45-14	315	45	14	25.16	5.58	141.75	-1.92%	49.04	1,019.18
215/60-15	215	60	15	25.16	5.08	129.00	-1.93%	49.03	1,019.34
315/45-15	315	45	15	26.16	5.58	141.75	+1.98%	50.99	980.20
235/60-14	235	60	14	25.10	5.55	141.00	-2.15%	48.93	1,021.49
285/45-15	285	45	15	25.10	5.05	128.25	-2.16%	48.92	1,021.64
285/50-15	285	50	15	26.22	5.61	142.50	+2.21%	51.10	977.90
255/55-14	255	55	14	25.04	5.52	140.25	-2.38%	48.81	1,023.79
255/50-15	255	50	15	25.04	5.02	127.50	-2.39%	48.80	1,023.94
205/70-15	205	70	15	26.30	5.65	143.50	+2.52%	51.26	974.83
215/65-14	215	65	14	25.00	5.50	139.75	-2.53%	48.73	1,025.32
195/65-15	195	65	15	24.98	4.99	126.75	-2.62%	48.69	1,026.24
285/55-14	285	55	14	26.34	6.17	156.75	+2.69%	51.34	973.14
185/75-14	185	75	14	24.93	5.46	138.75	-2.84%	48.58	1,028.39
315/40-15	315	40	15	24.92	4.96	126.00	-2.85%	48.57	1,028.55
315/50-14	315	50	14	26.40	6.20	157.50	+2.92%	51.46	970.84
225/70-14	225	70	14	26.40	6.20	157.50	+2.92%	51.46	970.84
265/55-15	265	55	15	26.48	5.74	145.75	+3.21%	51.60	967.93
275/50-14	275	50	14	24.83	5.41	137.50	-3.22%	48.39	1,032.23
305/45-14	305	45	14	24.81	5.40	137.25	-3.30%	48.35	1,033.00
325/45-15	325	45	15	26.52	5.76	146.25	+3.36%	51.68	966.39
225/65-15	225	65	15	26.52	5.76	146.25	+3.36%	51.68	966.39
195/75-15	195	75	15	26.52	5.76	146.25	+3.36%	51.68	966.39
265/60-14	265	60	14	26.52	6.26	159.00	+3.38%	51.69	966.24
245/65-14	245	65	14	26.54	6.27	159.25	+3.45%	51.73	965.47
195/70-14	195	70	14	24.75	5.37	136.50	-3.53%	48.24	1,035.30
275/45-15	275	45	15	24.74	4.87	123.75	-3.55%	48.23	1,035.45
225/55-15	225	55	15	24.74	4.87	123.75	-3.55%	48.23	1,035.45
165/75-15	165	75	15	24.74	4.87	123.75	-3.55%	48.23	1,035.45
245/60-15	245	60	15	26.57	5.79	147.00	+3.59%	51.80	964.09
295/50-15	295	50	15	26.61	5.81	147.50	+3.74%	51.87	962.55
205/60-15	205	60	15	24.69	4.84	123.00	-3.78%	48.11	1,037.75
245/50-15	245	50	15	24.65	4.82	122.50	-3.93%	48.04	1,039.29
175/70-15	175	70	15	24.65	4.82	122.50	-3.93%	48.04	1,039.29
225/60-14	225	60	14	24.63	5.31	135.00	-3.99%	48.00	1,039.90
245/55-14	245	55	14	24.61	5.31	134.75	-4.07%	47.97	1,040.67
215/75-14	215	75	14	26.70	6.35	161.25	+4.07%	52.03	959.33
305/40-15	305	40	15	24.61	4.80	122.00	-4.08%	47.96	1,040.82
295/55-14	295	55	14	26.78	6.39	162.25	+4.37%	52.19	956.26
325/50-14	325	50	14	26.80	6.40	162.50	+4.45%	52.23	955.49
205/65-14	205	65	14	24.49	5.25	133.25	-4.53%	47.74	1,045.27
185/65-15	185	65	15	24.47	4.73	120.25	-4.62%	47.69	1,046.19
215/70-15	215	70	15	26.85	5.93	150.50	+4.67%	52.33	953.35
295/45-14	295	45	14	24.45	5.23	132.75	-4.68%	47.66	1,046.81
265/50-14	265	50	14	24.43	5.22	132.50	-4.76%	47.62	1,047.58
275/55-15	275	55	15	26.91	5.95	151.25	+4.90%	52.45	951.04
265/45-15	265	45	15	24.39	4.69	119.25	-4.93%	47.54	1,049.26
235/70-14	235	70	14	26.95	6.48	164.50	+5.06%	52.53	949.36
175/75-14	175	75	14	24.33	5.17	131.25	-5.14%	47.43	1,051.41
275/60-14	275	60	14	26.99	6.50	165.00	+5.22%	52.61	947.82
215/55-15	215	55	15	24.31	4.66	118.25	-5.23%	47.38	1,052.33
305/50-15	305	50	15	27.01	6.00	152.50	+5.28%	52.64	947.21
295/40-15	295	40	15	24.29	4.65	118.00	-5.31%	47.34	1,053.10
235/65-15	235	65	15	27.03	6.01	152.75	+5.36%	52.68	946.44
255/60-15	255	60	15	27.05	6.02	153.00	+5.43%	52.72	945.67
255/65-14	255	65	14	27.05	6.53	165.75	+5.45%	52.72	945.52
235/50-15	235	50	15	24.25	4.63	117.50	-5.46%	47.27	1,054.63
325/40-14	325	40	14	24.24	5.12	130.00	-5.52%	47.24	1,055.25
195/60-15	195	60	15	24.21	4.61	117.00	-5.62%	47.19	1,056.17
205/75-15	205	75	15	27.11	6.05	153.75	+5.66%	52.83	943.37
185/70-14	185	70	14	24.20	5.10	129.50	-5.68%	47.16	1,056.78
235/55-14	235	55	14	24.18	5.09	129.25	-5.76%	47.12	1,057.55
215/60-14	215	60	14	24.16	5.08	129.00	-5.83%	47.08	1,058.32
155/75-15	155	75	15	24.15	4.58	116.25	-5.85%	47.08	1,058.47
285/45-14	285	45	14	24.10	5.05	128.25	-6.06%	46.97	1,060.62
305/55-14	305	55	14	27.21	6.60	167.75	+6.06%	53.03	939.38
165/70-15	165	70	15	24.09	4.55	115.50	-6.08%	46.96	1,060.77
255/50-14	255	50	14	24.04	5.02	127.50	-6.29%	46.85	1,062.92
255/45-15	255	45	15	24.04	4.52	114.75	-6.31%	46.85	1,063.08
225/75-14	225	75	14	27.29	6.64	168.75	+6.37%	53.18	936.31
195/65-14	195	65	14	23.98	4.99	126.75	-6.52%	46.74	1,065.22
285/40-15	285	40	15	23.98	4.49	114.00	-6.54%	46.73	1,065.38
285/55-15	285	55	15	27.34	6.17	156.75	+6.58%	53.29	934.16
325/35-15	325	35	15	23.96	4.48	113.75	-6.61%	46.69	1,066.14
175/65-15	175	65	15	23.96	4.48	113.75	-6.61%	46.69	1,066.14
315/40-14	315	40	14	23.92	4.96	126.00	-6.75%	46.62	1,067.53
315/50-15	315	50	15	27.40	6.20	157.50	+6.81%	53.41	931.86
225/70-15	225	70	15	27.40	6.20	157.50	+6.81%	53.41	931.86
205/55-15	205	55	15	23.88	4.44	112.75	-6.92%	46.54	1,069.21
225/50-15	225	50	15	23.86	4.43	112.50	-7.00%	46.50	1,069.98
285/60-14	285	60	14	27.46	6.73	171.00	+7.06%	53.53	929.40
245/70-14	245	70	14	27.50	6.75	171.50	+7.21%	53.61	927.87
265/60-15	265	60	15	27.52	6.26	159.00	+7.27%	53.64	927.26
245/65-15	245	65	15	27.54	6.27	159.25	+7.35%	53.68	926.49
275/45-14	275	45	14	23.74	4.87	123.75	-7.44%	46.28	1,074.43
225/55-14	225	55	14	23.74	4.87	123.75	-7.44%	46.28	1,074.43
265/65-14	265	65	14	27.56	6.78	172.25	+7.44%	53.72	925.57
165/75-14	165	75	14	23.74	4.87	123.75	-7.44%	46.28	1,074.43
185/60-15	185	60	15	23.74	4.37	111.00	-7.46%	46.27	1,074.59
205/60-14	205	60	14	23.69	4.84	123.00	-7.67%	46.16	1,076.73
315/35-15	315	35	15	23.68	4.34	110.25	-7.69%	46.16	1,076.89
245/45-15	245	45	15	23.68	4.34	110.25	-7.69%	46.16	1,076.89
315/55-14	315	55	14	27.64	6.82	173.25	+7.75%	53.88	922.50
275/40-15	275	40	15	23.66	4.33	110.00	-7.77%	46.12	1,077.66
245/50-14	245	50	14	23.65	4.82	122.50	-7.83%	46.09	1,078.27
175/70-14	175	70	14	23.65	4.82	122.50	-7.83%	46.09	1,078.27
215/75-15	215	75	15	27.70	6.35	161.25	+7.97%	53.98	920.35
305/40-14	305	40	14	23.61	4.80	122.00	-7.98%	46.01	1,079.80
145/75-15	145	75	15	23.56	4.28	108.75	-8.15%	45.93	1,081.49
155/70-15	155	70	15	23.54	4.27	108.50	-8.23%	45.89	1,082.26
295/55-15	295	55	15	27.78	6.39	162.25	+8.27%	54.14	917.28
325/50-15	325	50	15	27.80	6.40	162.50	+8.35%	54.17	916.51
185/65-14	185	65	14	23.47	4.73	120.25	-8.52%	45.74	1,085.17
215/50-15	215	50	15	23.46	4.23	107.50	-8.53%	45.73	1,085.33
195/55-15	195	55	15	23.44	4.22	107.25	-8.61%	45.70	1,086.10
165/65-15	165	65	15	23.44	4.22	107.25	-8.61%	45.70	1,086.10
235/75-14	235	75	14	27.88	6.94	176.25	+8.67%	54.34	913.29
305/35-15	305	35	15	23.41	4.20	106.75	-8.76%	45.62	1,087.63
265/45-14	265	45	14	23.39	4.69	119.25	-8.82%	45.59	1,088.24
295/60-14	295	60	14	27.94	6.97	177.00	+8.90%	54.45	910.99
235/70-15	235	70	15	27.95	6.48	164.50	+8.96%	54.48	910.37
265/40-15	265	40	15	23.35	4.17	106.00	-8.99%	45.50	1,089.93
235/45-15	235	45	15	23.33	4.16	105.75	-9.07%	45.47	1,090.70
275/60-15	275	60	15	27.99	6.50	165.00	+9.12%	54.56	908.84
215/55-14	215	55	14	23.31	4.66	118.25	-9.13%	45.43	1,091.31
295/40-14	295	40	14	23.29	4.65	118.00	-9.21%	45.40	1,092.08
175/60-15	175	60	15	23.27	4.13	105.00	-9.30%	45.35	1,093.00
255/65-15	255	65	15	28.05	6.53	165.75	+9.35%	54.67	906.54
235/50-14	235	50	14	23.25	4.63	117.50	-9.36%	45.32	1,093.62
255/70-14	255	70	14	28.06	7.03	178.50	+9.36%	54.68	906.38
325/55-14	325	55	14	28.07	7.04	178.75	+9.44%	54.72	905.62
275/65-14	275	65	14	28.07	7.04	178.75	+9.44%	54.72	905.62
195/60-14	195	60	14	23.21	4.61	117.00	-9.52%	45.24	1,095.15
155/75-14	155	75	14	23.15	4.58	116.25	-9.75%	45.13	1,097.45
295/35-15	295	35	15	23.13	4.06	103.25	-9.84%	45.08	1,098.37
305/55-15	305	55	15	28.21	6.60	167.75	+9.96%	54.98	900.40
165/70-14	165	70	14	23.09	4.55	115.50	-9.98%	45.01	1,099.75

"= 50mph" - true speed when speedometer shows 50mph
"1000miles =" - odometer reading for actual 1000 miles

Click on [Show] to open charts and add wheel sizes to the matches table.

Ratio: 30 35 40 45 50 55 60 65 70 75 80 85

Wheel Size 12" [Show] [Hide]

Wheel Size 13" [Show] [Hide]

Wheel Size 14"

145 145/30-14
d=17.43
w=1.71
-32.07% 145/35-14
d=18.00
w=2.00
-29.85% 145/40-14
d=18.57
w=2.28
-27.62% 145/45-14
d=19.14
w=2.57
-25.40% 145/50-14
d=19.71
w=2.85
-23.17% 145/55-14
d=20.28
w=3.14
-20.95% 145/60-14
d=20.85
w=3.43
-18.72% 145/65-14
d=21.42
w=3.71
-16.50% 145/70-14
d=21.99
w=4.00
-14.27% 145/75-14
d=22.56
w=4.28
-12.05%

155 155/30-14
d=17.66
w=1.83
-31.15% 155/35-14
d=18.27
w=2.14
-28.78% 155/40-14
d=18.88
w=2.44
-26.40% 155/45-14
d=19.49
w=2.75
-24.02% 155/50-14
d=20.10
w=3.05
-21.64% 155/55-14
d=20.71
w=3.36
-19.26% 155/60-14
d=21.32
w=3.66
-16.88% 155/65-14
d=21.93
w=3.97
-14.50% 155/70-14
d=22.54
w=4.27
-12.12% 155/75-14
d=23.15
w=4.58
-9.75%

165 165/30-14
d=17.90
w=1.95
-30.23% 165/35-14
d=18.55
w=2.27
-27.70% 165/40-14
d=19.20
w=2.60
-25.17% 165/45-14
d=19.85
w=2.92
-22.64% 165/50-14
d=20.50
w=3.25
-20.10% 165/55-14
d=21.15
w=3.57
-17.57% 165/60-14
d=21.80
w=3.90
-15.04% 165/65-14
d=22.44
w=4.22
-12.51% 165/70-14
d=23.09
w=4.55
-9.98% 165/75-14
d=23.74
w=4.87
-7.44%

175 175/30-14
d=18.13
w=2.07
-29.31% 175/35-14
d=18.82
w=2.41
-26.63% 175/40-14
d=19.51
w=2.76
-23.94% 175/45-14
d=20.20
w=3.10
-21.26% 175/50-14
d=20.89
w=3.44
-18.57% 175/55-14
d=21.58
w=3.79
-15.88% 175/60-14
d=22.27
w=4.13
-13.20% 175/65-14
d=22.96
w=4.48
-10.51% 175/70-14
d=23.65
w=4.82
-7.83% 175/75-14
d=24.33
w=5.17
-5.14%

185 185/30-14
d=18.37
w=2.19
-28.39% 185/35-14
d=19.10
w=2.55
-25.55% 185/40-14
d=19.83
w=2.91
-22.71% 185/45-14
d=20.56
w=3.28
-19.87% 185/50-14
d=21.28
w=3.64
-17.03% 185/55-14
d=22.01
w=4.01
-14.20% 185/60-14
d=22.74
w=4.37
-11.36% 185/65-14
d=23.47
w=4.73
-8.52% 185/70-14
d=24.20
w=5.10
-5.68% 185/75-14
d=24.93
w=5.46
-2.84%

195 195/30-14
d=18.61
w=2.30
-27.47% 195/35-14
d=19.37
w=2.69
-24.48% 195/40-14
d=20.14
w=3.07
-21.49% 195/45-14
d=20.91
w=3.45
-18.49% 195/50-14
d=21.68
w=3.84
-15.50% 195/55-14
d=22.44
w=4.22
-12.51% 195/60-14
d=23.21
w=4.61
-9.52% 195/65-14
d=23.98
w=4.99
-6.52% 195/70-14
d=24.75
w=5.37
-3.53% 195/75-14
d=25.52
w=5.76
-0.54%

205 205/30-14
d=18.84
w=2.42
-26.55% 205/35-14
d=19.65
w=2.82
-23.40% 205/40-14
d=20.46
w=3.23
-20.26% 205/45-14
d=21.26
w=3.63
-17.11% 205/50-14
d=22.07
w=4.04
-13.97% 205/55-14
d=22.88
w=4.44
-10.82% 205/60-14
d=23.69
w=4.84
-7.67% 205/65-14
d=24.49
w=5.25
-4.53% 205/70-14
d=25.30
w=5.65
-1.38% 205/75-14
d=26.11
w=6.05
+1.76%

215 215/30-14
d=19.08
w=2.54
-25.63% 215/35-14
d=19.93
w=2.96
-22.33% 215/40-14
d=20.77
w=3.39
-19.03% 215/45-14
d=21.62
w=3.81
-15.73% 215/50-14
d=22.46
w=4.23
-12.43% 215/55-14
d=23.31
w=4.66
-9.13% 215/60-14
d=24.16
w=5.08
-5.83% 215/65-14
d=25.00
w=5.50
-2.53% 215/70-14
d=25.85
w=5.93
+0.77% 215/75-14
d=26.70
w=6.35
+4.07%

225 225/30-14
d=19.31
w=2.66
-24.71% 225/35-14
d=20.20
w=3.10
-21.26% 225/40-14
d=21.09
w=3.54
-17.80% 225/45-14
d=21.97
w=3.99
-14.35% 225/50-14
d=22.86
w=4.43
-10.90% 225/55-14
d=23.74
w=4.87
-7.44% 225/60-14
d=24.63
w=5.31
-3.99% 225/65-14
d=25.52
w=5.76
-0.54% 225/70-14
d=26.40
w=6.20
+2.92% 225/75-14
d=27.29
w=6.64
+6.37%

235 235/30-14
d=19.55
w=2.78
-23.79% 235/35-14
d=20.48
w=3.24
-20.18% 235/40-14
d=21.40
w=3.70
-16.57% 235/45-14
d=22.33
w=4.16
-12.97% 235/50-14
d=23.25
w=4.63
-9.36% 235/55-14
d=24.18
w=5.09
-5.76% 235/60-14
d=25.10
w=5.55
-2.15% 235/65-14
d=26.03
w=6.01
+1.46% 235/70-14
d=26.95
w=6.48
+5.06% 235/75-14
d=27.88
w=6.94
+8.67%

245 245/30-14
d=19.79
w=2.89
-22.87% 245/35-14
d=20.75
w=3.38
-19.11% 245/40-14
d=21.72
w=3.86
-15.35% 245/45-14
d=22.68
w=4.34
-11.59% 245/50-14
d=23.65
w=4.82
-7.83% 245/55-14
d=24.61
w=5.31
-4.07% 245/60-14
d=25.57
w=5.79
-0.31% 245/65-14
d=26.54
w=6.27
+3.45% 245/70-14
d=27.50
w=6.75
+7.21% 245/75-14
d=28.47
w=7.23
+10.97%

255 255/30-14
d=20.02
w=3.01
-21.95% 255/35-14
d=21.03
w=3.51
-18.03% 255/40-14
d=22.03
w=4.02
-14.12% 255/45-14
d=23.04
w=4.52
-10.21% 255/50-14
d=24.04
w=5.02
-6.29% 255/55-14
d=25.04
w=5.52
-2.38% 255/60-14
d=26.05
w=6.02
+1.53% 255/65-14
d=27.05
w=6.53
+5.45% 255/70-14
d=28.06
w=7.03
+9.36% 255/75-14
d=29.06
w=7.53
+13.28%

265 265/30-14
d=20.26
w=3.13
-21.03% 265/35-14
d=21.30
w=3.65
-16.96% 265/40-14
d=22.35
w=4.17
-12.89% 265/45-14
d=23.39
w=4.69
-8.82% 265/50-14
d=24.43
w=5.22
-4.76% 265/55-14
d=25.48
w=5.74
-0.69% 265/60-14
d=26.52
w=6.26
+3.38% 265/65-14
d=27.56
w=6.78
+7.44% 265/70-14
d=28.61
w=7.30
+11.51% 265/75-14
d=29.65
w=7.82
+15.58%

275 275/30-14
d=20.50
w=3.25
-20.10% 275/35-14
d=21.58
w=3.79
-15.88% 275/40-14
d=22.66
w=4.33
-11.66% 275/45-14
d=23.74
w=4.87
-7.44% 275/50-14
d=24.83
w=5.41
-3.22% 275/55-14
d=25.91
w=5.95
+1.00% 275/60-14
d=26.99
w=6.50
+5.22% 275/65-14
d=28.07
w=7.04
+9.44% 275/70-14
d=29.16
w=7.58
+13.66% 275/75-14
d=30.24
w=8.12
+17.88%

285 285/30-14
d=20.73
w=3.37
-19.18% 285/35-14
d=21.85
w=3.93
-14.81% 285/40-14
d=22.98
w=4.49
-10.44% 285/45-14
d=24.10
w=5.05
-6.06% 285/50-14
d=25.22
w=5.61
-1.69% 285/55-14
d=26.34
w=6.17
+2.69% 285/60-14
d=27.46
w=6.73
+7.06% 285/65-14
d=28.59
w=7.29
+11.43% 285/70-14
d=29.71
w=7.85
+15.81% 285/75-14
d=30.83
w=8.42
+20.18%

295 295/30-14
d=20.97
w=3.48
-18.26% 295/35-14
d=22.13
w=4.06
-13.74% 295/40-14
d=23.29
w=4.65
-9.21% 295/45-14
d=24.45
w=5.23
-4.68% 295/50-14
d=25.61
w=5.81
-0.15% 295/55-14
d=26.78
w=6.39
+4.37% 295/60-14
d=27.94
w=6.97
+8.90% 295/65-14
d=29.10
w=7.55
+13.43% 295/70-14
d=30.26
w=8.13
+17.96% 295/75-14
d=31.42
w=8.71
+22.48%

305 305/30-14
d=21.20
w=3.60
-17.34% 305/35-14
d=22.41
w=4.20
-12.66% 305/40-14
d=23.61
w=4.80
-7.98% 305/45-14
d=24.81
w=5.40
-3.30% 305/50-14
d=26.01
w=6.00
+1.38% 305/55-14
d=27.21
w=6.60
+6.06% 305/60-14
d=28.41
w=7.20
+10.74% 305/65-14
d=29.61
w=7.81
+15.42% 305/70-14
d=30.81
w=8.41
+20.10% 305/75-14
d=32.01
w=9.01
+24.79%

315 315/30-14
d=21.44
w=3.72
-16.42% 315/35-14
d=22.68
w=4.34
-11.59% 315/40-14
d=23.92
w=4.96
-6.75% 315/45-14
d=25.16
w=5.58
-1.92% 315/50-14
d=26.40
w=6.20
+2.92% 315/55-14
d=27.64
w=6.82
+7.75% 315/60-14
d=28.88
w=7.44
+12.58% 315/65-14
d=30.12
w=8.06
+17.42% 315/70-14
d=31.36
w=8.68
+22.25% 315/75-14
d=32.60
w=9.30
+27.09%

325 325/30-14
d=21.68
w=3.84
-15.50% 325/35-14
d=22.96
w=4.48
-10.51% 325/40-14
d=24.24
w=5.12
-5.52% 325/45-14
d=25.52
w=5.76
-0.54% 325/50-14
d=26.80
w=6.40
+4.45% 325/55-14
d=28.07
w=7.04
+9.44% 325/60-14
d=29.35
w=7.68
+14.43% 325/65-14
d=30.63
w=8.32
+19.41% 325/70-14
d=31.91
w=8.96
+24.40% 325/75-14
d=33.19
w=9.60
+29.39%

Wheel Size 15" [Show] [Hide]

145 145/30-15
d=18.43
w=1.71
-28.18% 145/35-15
d=19.00
w=2.00
-25.95% 145/40-15
d=19.57
w=2.28
-23.73% 145/45-15
d=20.14
w=2.57
-21.50% 145/50-15
d=20.71
w=2.85
-19.28% 145/55-15
d=21.28
w=3.14
-17.05% 145/60-15
d=21.85
w=3.43
-14.83% 145/65-15
d=22.42
w=3.71
-12.60% 145/70-15
d=22.99
w=4.00
-10.37% 145/75-15
d=23.56
w=4.28
-8.15%

155 155/30-15
d=18.66
w=1.83
-27.26% 155/35-15
d=19.27
w=2.14
-24.88% 155/40-15
d=19.88
w=2.44
-22.50% 155/45-15
d=20.49
w=2.75
-20.12% 155/50-15
d=21.10
w=3.05
-17.74% 155/55-15
d=21.71
w=3.36
-15.36% 155/60-15
d=22.32
w=3.66
-12.98% 155/65-15
d=22.93
w=3.97
-10.60% 155/70-15
d=23.54
w=4.27
-8.23% 155/75-15
d=24.15
w=4.58
-5.85%

165 165/30-15
d=18.90
w=1.95
-26.34% 165/35-15
d=19.55
w=2.27
-23.80% 165/40-15
d=20.20
w=2.60
-21.27% 165/45-15
d=20.85
w=2.92
-18.74% 165/50-15
d=21.50
w=3.25
-16.21% 165/55-15
d=22.15
w=3.57
-13.67% 165/60-15
d=22.80
w=3.90
-11.14% 165/65-15
d=23.44
w=4.22
-8.61% 165/70-15
d=24.09
w=4.55
-6.08% 165/75-15
d=24.74
w=4.87
-3.55%

175 175/30-15
d=19.13
w=2.07
-25.41% 175/35-15
d=19.82
w=2.41
-22.73% 175/40-15
d=20.51
w=2.76
-20.04% 175/45-15
d=21.20
w=3.10
-17.36% 175/50-15
d=21.89
w=3.44
-14.67% 175/55-15
d=22.58
w=3.79
-11.99% 175/60-15
d=23.27
w=4.13
-9.30% 175/65-15
d=23.96
w=4.48
-6.61% 175/70-15
d=24.65
w=4.82
-3.93% 175/75-15
d=25.33
w=5.17
-1.24%

185 185/30-15
d=19.37
w=2.19
-24.49% 185/35-15
d=20.10
w=2.55
-21.65% 185/40-15
d=20.83
w=2.91
-18.82% 185/45-15
d=21.56
w=3.28
-15.98% 185/50-15
d=22.28
w=3.64
-13.14% 185/55-15
d=23.01
w=4.01
-10.30% 185/60-15
d=23.74
w=4.37
-7.46% 185/65-15
d=24.47
w=4.73
-4.62% 185/70-15
d=25.20
w=5.10
-1.78% 185/75-15
d=25.93
w=5.46
+1.06%

195 195/30-15
d=19.61
w=2.30
-23.57% 195/35-15
d=20.37
w=2.69
-20.58% 195/40-15
d=21.14
w=3.07
-17.59% 195/45-15
d=21.91
w=3.45
-14.59% 195/50-15
d=22.68
w=3.84
-11.60% 195/55-15
d=23.44
w=4.22
-8.61% 195/60-15
d=24.21
w=4.61
-5.62% 195/65-15
d=24.98
w=4.99
-2.62% 195/70-15
d=25.75
w=5.37
+0.37% 195/75-15
d=26.52
w=5.76
+3.36%

205 205/30-15
d=19.84
w=2.42
-22.65% 205/35-15
d=20.65
w=2.82
-19.51% 205/40-15
d=21.46
w=3.23
-16.36% 205/45-15
d=22.26
w=3.63
-13.21% 205/50-15
d=23.07
w=4.04
-10.07% 205/55-15
d=23.88
w=4.44
-6.92% 205/60-15
d=24.69
w=4.84
-3.78% 205/65-15
d=25.49
w=5.25
-0.63% 205/70-15
d=26.30
w=5.65
+2.52% 205/75-15
d=27.11
w=6.05
+5.66%

215 215/30-15
d=20.08
w=2.54
-21.73% 215/35-15
d=20.93
w=2.96
-18.43% 215/40-15
d=21.77
w=3.39
-15.13% 215/45-15
d=22.62
w=3.81
-11.83% 215/50-15
d=23.46
w=4.23
-8.53% 215/55-15
d=24.31
w=4.66
-5.23% 215/60-15
d=25.16
w=5.08
-1.93% 215/65-15
d=26.00
w=5.50
+1.37% 215/70-15
d=26.85
w=5.93
+4.67% 215/75-15
d=27.70
w=6.35
+7.97%

225 225/30-15
d=20.31
w=2.66
-20.81% 225/35-15
d=21.20
w=3.10
-17.36% 225/40-15
d=22.09
w=3.54
-13.90% 225/45-15
d=22.97
w=3.99
-10.45% 225/50-15
d=23.86
w=4.43
-7.00% 225/55-15
d=24.74
w=4.87
-3.55% 225/60-15
d=25.63
w=5.31
-0.09% 225/65-15
d=26.52
w=5.76
+3.36% 225/70-15
d=27.40
w=6.20
+6.81% 225/75-15
d=28.29
w=6.64
+10.27%

235 235/30-15
d=20.55
w=2.78
-19.89% 235/35-15
d=21.48
w=3.24
-16.28% 235/40-15
d=22.40
w=3.70
-12.68% 235/45-15
d=23.33
w=4.16
-9.07% 235/50-15
d=24.25
w=4.63
-5.46% 235/55-15
d=25.18
w=5.09
-1.86% 235/60-15
d=26.10
w=5.55
+1.75% 235/65-15
d=27.03
w=6.01
+5.36% 235/70-15
d=27.95
w=6.48
+8.96% 235/75-15
d=28.88
w=6.94
+12.57%

245 245/30-15
d=20.79
w=2.89
-18.97% 245/35-15
d=21.75
w=3.38
-15.21% 245/40-15
d=22.72
w=3.86
-11.45% 245/45-15
d=23.68
w=4.34
-7.69% 245/50-15
d=24.65
w=4.82
-3.93% 245/55-15
d=25.61
w=5.31
-0.17% 245/60-15
d=26.57
w=5.79
+3.59% 245/65-15
d=27.54
w=6.27
+7.35% 245/70-15
d=28.50
w=6.75
+11.11% 245/75-15
d=29.47
w=7.23
+14.87%

255 255/30-15
d=21.02
w=3.01
-18.05% 255/35-15
d=22.03
w=3.51
-14.13% 255/40-15
d=23.03
w=4.02
-10.22% 255/45-15
d=24.04
w=4.52
-6.31% 255/50-15
d=25.04
w=5.02
-2.39% 255/55-15
d=26.04
w=5.52
+1.52% 255/60-15
d=27.05
w=6.02
+5.43% 255/65-15
d=28.05
w=6.53
+9.35% 255/70-15
d=29.06
w=7.03
+13.26% 255/75-15
d=30.06
w=7.53
+17.17%

265 265/30-15
d=21.26
w=3.13
-17.13% 265/35-15
d=22.30
w=3.65
-13.06% 265/40-15
d=23.35
w=4.17
-8.99% 265/45-15
d=24.39
w=4.69
-4.93% 265/50-15
d=25.43
w=5.22
-0.86% 265/55-15
d=26.48
w=5.74
+3.21% 265/60-15
d=27.52
w=6.26
+7.27% 265/65-15
d=28.56
w=6.78
+11.34% 265/70-15
d=29.61
w=7.30
+15.41% 265/75-15
d=30.65
w=7.82
+19.48%

275 275/30-15
d=21.50
w=3.25
-16.21% 275/35-15
d=22.58
w=3.79
-11.99% 275/40-15
d=23.66
w=4.33
-7.77% 275/45-15
d=24.74
w=4.87
-3.55% 275/50-15
d=25.83
w=5.41
+0.68% 275/55-15
d=26.91
w=5.95
+4.90% 275/60-15
d=27.99
w=6.50
+9.12% 275/65-15
d=29.07
w=7.04
+13.34% 275/70-15
d=30.16
w=7.58
+17.56% 275/75-15
d=31.24
w=8.12
+21.78%

285 285/30-15
d=21.73
w=3.37
-15.29% 285/35-15
d=22.85
w=3.93
-10.91% 285/40-15
d=23.98
w=4.49
-6.54% 285/45-15
d=25.10
w=5.05
-2.16% 285/50-15
d=26.22
w=5.61
+2.21% 285/55-15
d=27.34
w=6.17
+6.58% 285/60-15
d=28.46
w=6.73
+10.96% 285/65-15
d=29.59
w=7.29
+15.33% 285/70-15
d=30.71
w=7.85
+19.71% 285/75-15
d=31.83
w=8.42
+24.08%

295 295/30-15
d=21.97
w=3.48
-14.36% 295/35-15
d=23.13
w=4.06
-9.84% 295/40-15
d=24.29
w=4.65
-5.31% 295/45-15
d=25.45
w=5.23
-0.78% 295/50-15
d=26.61
w=5.81
+3.74% 295/55-15
d=27.78
w=6.39
+8.27% 295/60-15
d=28.94
w=6.97
+12.80% 295/65-15
d=30.10
w=7.55
+17.33% 295/70-15
d=31.26
w=8.13
+21.85% 295/75-15
d=32.42
w=8.71
+26.38%

305 305/30-15
d=22.20
w=3.60
-13.44% 305/35-15
d=23.41
w=4.20
-8.76% 305/40-15
d=24.61
w=4.80
-4.08% 305/45-15
d=25.81
w=5.40
+0.60% 305/50-15
d=27.01
w=6.00
+5.28% 305/55-15
d=28.21
w=6.60
+9.96% 305/60-15
d=29.41
w=7.20
+14.64% 305/65-15
d=30.61
w=7.81
+19.32% 305/70-15
d=31.81
w=8.41
+24.00% 305/75-15
d=33.01
w=9.01
+28.68%

315 315/30-15
d=22.44
w=3.72
-12.52% 315/35-15
d=23.68
w=4.34
-7.69% 315/40-15
d=24.92
w=4.96
-2.85% 315/45-15
d=26.16
w=5.58
+1.98% 315/50-15
d=27.40
w=6.20
+6.81% 315/55-15
d=28.64
w=6.82
+11.65% 315/60-15
d=29.88
w=7.44
+16.48% 315/65-15
d=31.12
w=8.06
+21.32% 315/70-15
d=32.36
w=8.68
+26.15% 315/75-15
d=33.60
w=9.30
+30.99%

325 325/30-15
d=22.68
w=3.84
-11.60% 325/35-15
d=23.96
w=4.48
-6.61% 325/40-15
d=25.24
w=5.12
-1.63% 325/45-15
d=26.52
w=5.76
+3.36% 325/50-15
d=27.80
w=6.40
+8.35% 325/55-15
d=29.07
w=7.04
+13.34% 325/60-15
d=30.35
w=7.68
+18.32% 325/65-15
d=31.63
w=8.32
+23.31% 325/70-15
d=32.91
w=8.96
+28.30% 325/75-15
d=34.19
w=9.60
+33.29%

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Thanx:
   Mark Sink's tire calculator -- for the idea and reference numbers
   Tirerack.com -- for quick and reliable service
   Mike.S -- for inspiration :)
   XAO::Web -- for bells and whistles that allowed to create this page in about an hour

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