ST230^™

ENLARGE IMAGE

All-wheel-position highway radial optimized for high scrub applications.

Solid shoulders to help resist wear in high scrub environments.

Five rib, four groove design to offer exceptional water evacuation.

Over 1900 miniature sipes for excellent traction and resistance to irregular wear.

All steel construction for excellent retreadability.

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UNITS (English)

English | Metric

Size
225/70R19.5
245/70R19.5
10R22.5
11R22.5
12R22.5
255/70R22.5
275/80R22.5
275/80R22.5
315/80R22.5
11R24.5
275/80R24.5

LR	Catalog Number	Loaded Radius (in)	Overall Diameter (in)	Overall Width(in)	Approved Rims	Min. Dual Spacing (in)	RPM	Tread Depth (32nds)	Max Speed (mph)	Max Load Per Tire Single lbs./psi	Max Load Per Tire Dual lbs./psi	Tire Weight (lbs)
G	74208	14.8	32.1	9.2	6.00, 6.75	10.0	647	15	75	3970/110	3750/110	58.2
G	89688	15.6	33.5	9.7	6.75, 7.50	10.9	624	16	75	4540/110	4300/110	73.4
G	62086	18.6	39.8	10.0	7.50, 8.25, 6.75	11.4	521	17	75	5675/115	5355/115	94.6
H	68045	19.1	41.1	11.1	8.25, 7.50	12.5	505	18	75	6610/120	6005/120	113.1
H	63223	19.8	42.4	11.3	8.25, 9.00	13.2	487	19	75	7390/120	6780/120	125.5
H	95971	17.1	36.6	10.2	8.25, 7.50	11.6	566	17	75	5510/120	5070/120	87.5
G	50614	18.6	40.0	10.9	8.25, 7.50	12.2	518	18	75	6175/110	5675/110	103.4
G	10339	18.6	40.0	10.9	8.25, 7.50	12.2	519	18	75	6175/110	5675/110	110.0
L	55458	19.6	42.4	12.5	9.00	13.8	489	17	75	9090/130	8270/130	139.4
H	79184	20.2	43.3	11.0	8.25, 7.50	12.5	478	18	75	7160/120	6610/120	117.3
G	71892	19.2	41.3	10.6	8.25, 7.50	12.2	503	18	75	6175/110	5675/110	106.5

Size
225/70R19.5
245/70R19.5
10R22.5
11R22.5
12R22.5
255/70R22.5
275/80R22.5
275/80R22.5
315/80R22.5
11R24.5
275/80R24.5

LR	Catalog Number	Loaded Radius (mm)	Overall Diameter (mm)	Overall Width(mm)	Approved Rims	Min. Dual Spacing (mm)	RPKM	Tread Depth (mm)	Max Speed (kph)	Max Load Per Tire Single kg./kPa	Max Load Per Tire Dual kg./kPa	Tire Weight (kg)
G	74208	376	815	233	6.00, 6.75	254	402	12	121	1800/760	1700/760	26.4
G	89688	397	852	246	6.75, 7.50	277	388	13	121	2060/760	1950/760	33.3
G	62086	472	1012	255	7.50, 8.25, 6.75	288	324	14	121	2575/790	2430/790	42.9
H	68045	486	1043	282	8.25, 7.50	318	314	14	121	3000/830	2725/830	51.3
H	63223	503	1077	286	8.25, 9.00	335	303	15	121	3350/830	3075/830	56.9
H	95971	435	929	258	8.25, 7.50	295	352	14	121	2500/830	2300/830	39.7
G	50614	472	1016	277	8.25, 7.50	311	322	14	121	2800/760	2575/760	46.9
G	10339	472	1016	277	8.25, 7.50	311	323	14	121	2800/760	2575/760	49.9
L	55458	499	1077	317	9.00	351	304	14	121	4125/900	3750/900	63.2
H	79184	513	1100	279	8.25, 7.50	318	297	14	121	3250/830	3000/830	53.2
G	71892	488	1049	269	8.25, 7.50	311	313	14	121	2800/760	2575/760	48.3

Size	225/70R19.5	245/70R19.5	10R22.5	11R22.5	12R22.5	255/70R22.5	275/80R22.5	275/80R22.5	315/80R22.5	11R24.5	275/80R24.5
LR	G	G	G	H	H	H	G	G	L	H	G
Catalog Number	74208	89688	62086	68045	63223	95971	50614	10339	55458	79184	71892
Loaded Radius (in)	14.8	15.6	18.6	19.1	19.8	17.1	18.6	18.6	19.6	20.2	19.2
Overall Diameter (in)	32.1	33.5	39.8	41.1	42.4	36.6	40.0	40.0	42.4	43.3	41.3
Overall Width(in)	9.2	9.7	10.0	11.1	11.3	10.2	10.9	10.9	12.5	11.0	10.6
Approved Rims	6.00, 6.75	6.75, 7.50	7.50, 8.25, 6.75	8.25, 7.50	8.25, 9.00	8.25, 7.50	8.25, 7.50	8.25, 7.50	9.00	8.25, 7.50	8.25, 7.50
Min. Dual Spacing (in)	10.0	10.9	11.4	12.5	13.2	11.6	12.2	12.2	13.8	12.5	12.2
RPM	647	624	521	505	487	566	518	519	489	478	503
Tread Depth (32nds)	15	16	17	18	19	17	18	18	17	18	18
Max Speed (mph)	75	75	75	75	75	75	75	75	75	75	75
Max Load Per Tire Single lbs./psi	3970/110	4540/110	5675/115	6610/120	7390/120	5510/120	6175/110	6175/110	9090/130	7160/120	6175/110
Max Load Per Tire Dual lbs./psi	3750/110	4300/110	5355/115	6005/120	6780/120	5070/120	5675/110	5675/110	8270/130	6610/120	5675/110
Tire Weight (lbs)	58	73	95	113	125	88	103	110	139	117	107

Size	225/70R19.5	245/70R19.5	10R22.5	11R22.5	12R22.5	255/70R22.5	275/80R22.5	275/80R22.5	315/80R22.5	11R24.5	275/80R24.5
LR	G	G	G	H	H	H	G	G	L	H	G
Catalog Number	74208	89688	62086	68045	63223	95971	50614	10339	55458	79184	71892
Loaded Radius (mm)	376.0	396.5	472.1	486.0	503.0	435.1	472.4	472.0	499.0	513.1	487.7
Overall Diameter (mm)	815.3	852.1	1012.0	1043.0	1077.0	928.8	1016.0	1016.0	1076.5	1099.8	1049.0
Overall Width(mm)	233.0	245.5	255.2	282.4	286.0	258.2	276.9	276.9	316.8	279.4	269.2
Approved Rims	6.00, 6.75	6.75, 7.50	7.50, 8.25, 6.75	8.25, 7.50	8.25, 9.00	8.25, 7.50	8.25, 7.50	8.25, 7.50	9.00	8.25, 7.50	8.25, 7.50
Min. Dual Spacing (mm)	254.0	277.4	288.4	318.0	335.3	295.0	311.0	311.0	351.0	318.0	311.0
RPKM	402	388	324	314	303	352	322	323	304	297	313
Tread Depth (mm)	12	13	14	14	15	14	14	14	14	14	14
Max Speed (kph)	121	121	121	121	121	121	121	121	121	121	121
Max Load Per Tire Single kg./kPa	1800/760	2060/760	2575/790	3000/830	3350/830	2500/830	2800/760	2800/760	4125/900	3250/830	2800/760
Max Load Per Tire Dual kg./kPa	1700/760	1950/760	2430/790	2725/830	3075/830	2300/830	2575/760	2575/760	3750/900	3000/830	2575/760
Tire Weight (kg)	26.4	33.3	42.9	51.3	56.9	39.7	46.9	49.9	63.2	53.2	48.3

LOAD & INFLATION PRESSURE

225/70R19.5 LRG 245/70R19.5 LRG 10R22.5 LRG 11R22.5 LRH 12R22.5 LRH 255/70R22.5 LRH 275/80R22.5 LRG 275/80R22.5 LRG 315/80R22.5 LRL 11R24.5 LRH 275/80R24.5 LRG

225/70R19.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	65 450	5510	10400	2500	4720
	70 480	5790	10880	2620	4920
	75 520	6080	11440	2760	5200
	80 550	6390	12000	2900	5440
	85 590	6630	12460	3000	5640
	90 620	6900	12980	3140	5880
	95 660	7280	13660	3300	6200
	100 690	7430	13960	3380	6320
	105 720	7690	14460	3480	6560
	110 760	7940	15000	3600	6800
Max Load & Pressure on Sidewall		110 psi	110 psi	760 kPa	760 kPa
Max Load & Pressure on Sidewall		3970	3750	1800	1700

245/70R19.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	80 550	7280	13660	3300	6200
	85 590	7480	14060	3400	6360
	90 620	7780	14620	3540	6640
	95 660	8160	15440	3700	7000
	100 690	8380	15760	3800	7160
	105 720	8670	16300	3940	7400
	110 760	9080	17200	4120	7800
Max Load & Pressure on Sidewall		110 psi	110 psi	760 kPa	760 kPa
Max Load & Pressure on Sidewall		4540	4300	2060	1950

10R22.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	70 480	8160	15440	3700	7000
	75 520	8560	16180	3880	7320
	80 550	8960	16920	4060	7640
	85 590	9350	17640	4240	8000
	90 620	9700	18340	4400	8320
	95 660	10050	19040	4560	8640
	100 690	10410	19760	4720	8960
	105 720	10720	20300	4860	9200
	110 760	11030	20840	5000	9440
	115 790	11350	21420	5150	9720
Max Load & Pressure on Sidewall		115 psi	115 psi	790 kPa	790 kPa
Max Load & Pressure on Sidewall		5675	5355	2575	2430

11R22.5 ST230^™ LRH

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	75 520	9540	18320	4320	8320
	80 550	9980	19040	4520	8640
	85 590	10440	19800	4740	9000
	90 620	11020	20820	5000	9440
	95 660	11460	21660	5200	9840
	100 690	11900	22500	5400	10240
	105 720	12350	23360	5600	10600
	110 760	12640	23580	5740	10720
	115 790	12930	23800	5880	10840
	120 830	13220	24020	6000	10900
Max Load & Pressure on Sidewall		120 psi	120 psi	830 kPa	830 kPa
Max Load & Pressure on Sidewall		6610	6005	3000	2725

12R22.5 ST230^™ LRH

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	75 520	10400	19960	4720	9040
	80 550	10900	20760	4940	9400
	85 590	11380	21560	5160	9760
	90 620	12010	22700	5450	10300
	95 660	12410	23140	5640	10520
	100 690	12810	23580	5820	10720
	105 720	13220	24020	6000	10900
	110 760	13740	25060	6240	11360
	115 790	14260	26100	6480	11840
	120 830	14780	27120	6700	12300
Max Load & Pressure on Sidewall		120 psi	120 psi	830 kPa	830 kPa
Max Load & Pressure on Sidewall		7390	6780	3350	3075

255/70R22.5 ST230^™ LRH

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	80 550	8380	15880	3800	7200
	85 590	8740	16440	3960	7440
	90 620	9100	17100	4120	7760
	95 660	9350	17640	4240	8000
	100 690	9790	17820	4440	8080
	105 720	10130	18440	4600	8360
	110 760	10410	18700	4720	8480
	115 790	10800	19660	4900	8920
	120 830	11020	20280	5000	9200
Max Load & Pressure on Sidewall		120 psi	120 psi	830 kPa	830 kPa
Max Load & Pressure on Sidewall		5510	5070	2500	2300

275/80R22.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	70 480	9000	16380	4080	7440
	75 520	9450	17200	4280	7800
	80 550	9880	18160	4480	8240
	85 590	10310	18760	4680	8520
	90 620	10740	19540	4880	8880
	95 660	11020	20280	5000	9200
	100 690	11560	21040	5240	9560
	105 720	11960	21760	5420	9880
	110 760	12350	22700	5600	10300
	70 480	9000	16380	4080	7440
	75 520	9450	17200	4280	7800
	80 550	9880	18160	4480	8240
	85 590	10310	18760	4680	8520
	90 620	10740	19540	4880	8880
	95 660	11020	20280	5000	9200
	100 690	11560	21040	5240	9560
	105 720	11960	21760	5420	9880
	110 760	12350	22700	5600	10300
Max Load & Pressure on Sidewall		110 psi	110 psi	760 kPa	760 kPa
Max Load & Pressure on Sidewall		6175	5675	2800	2575

275/80R22.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	70 480	9000	16380	4080	7440
	75 520	9450	17200	4280	7800
	80 550	9880	18160	4480	8240
	85 590	10310	18760	4680	8520
	90 620	10740	19540	4880	8880
	95 660	11020	20280	5000	9200
	100 690	11560	21040	5240	9560
	105 720	11960	21760	5420	9880
	110 760	12350	22700	5600	10300
	70 480	9000	16380	4080	7440
	75 520	9450	17200	4280	7800
	80 550	9880	18160	4480	8240
	85 590	10310	18760	4680	8520
	90 620	10740	19540	4880	8880
	95 660	11020	20280	5000	9200
	100 690	11560	21040	5240	9560
	105 720	11960	21760	5420	9880
	110 760	12350	22700	5600	10300
Max Load & Pressure on Sidewall		110 psi	110 psi	760 kPa	760 kPa
Max Load & Pressure on Sidewall		6175	5675	2800	2575

315/80R22.5 ST230^™ LRL

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	85 590	12830	23360	5820	10600
	90 620	13340	24280	6060	11000
	95 660	13880	25580	6300	11600
	100 690	14380	26180	6520	11880
	105 720	14880	27080	6740	12280
	110 760	15220	27760	6900	12600
	115 790	15840	28840	7180	13080
	120 830	16540	30440	7500	13800
	125 860	17620	32040	7960	14480
	130 900	18180	33080	8250	15000
Max Load & Pressure on Sidewall		130 psi	130 psi	900 kPa	900 kPa
Max Load & Pressure on Sidewall		9090	8270	4125	3750

11R24.5 ST230^™ LRH

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	75 520	10140	19480	4600	8840
	80 550	10620	20280	4820	9200
	85 590	11100	21040	5040	9560
	90 620	11680	22040	5300	10000
	95 660	12190	22700	5540	10320
	100 690	12700	23360	5780	10640
	105 720	13220	24020	6000	10900
	110 760	13580	24820	6160	11280
	115 790	13940	25620	6320	11640
	120 830	14320	26440	6500	12000
Max Load & Pressure on Sidewall		120 psi	120 psi	830 kPa	830 kPa
Max Load & Pressure on Sidewall		7160	6610	3250	3000

275/80R24.5 ST230^™ LRG

	psi kPa	lbs.		kg.
	psi kPa	Single	Dual	Single	Dual
Loads per Axle	70 480	9090	16540	4120	7480
	75 520	9540	17360	4320	7880
	80 550	9880	18160	4480	8240
	85 590	10420	18960	4720	8600
	90 620	10840	19720	4920	8960
	95 660	11350	20820	5150	9440
	100 690	11670	21240	5300	9640
	105 720	12080	21980	5480	9960
	110 760	12350	22700	5600	10300
Max Load & Pressure on Sidewall		110 psi	110 psi	760 kPa	760 kPa
Max Load & Pressure on Sidewall		6175	5675	2800	2575

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ST230™

UNITS (English)

LOAD & INFLATION PRESSURE

225/70R19.5 ST230™ LRG

245/70R19.5 ST230™ LRG

10R22.5 ST230™ LRG

11R22.5 ST230™ LRH

12R22.5 ST230™ LRH

255/70R22.5 ST230™ LRH

275/80R22.5 ST230™ LRG

275/80R22.5 ST230™ LRG

315/80R22.5 ST230™ LRL

11R24.5 ST230™ LRH

275/80R24.5 ST230™ LRG

ST230^™

225/70R19.5 ST230^™ LRG

245/70R19.5 ST230^™ LRG

10R22.5 ST230^™ LRG

11R22.5 ST230^™ LRH

12R22.5 ST230^™ LRH

255/70R22.5 ST230^™ LRH

275/80R22.5 ST230^™ LRG

275/80R22.5 ST230^™ LRG

315/80R22.5 ST230^™ LRL

11R24.5 ST230^™ LRH

275/80R24.5 ST230^™ LRG