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Bridgestone South Africa (Pty) Ltd.

Load and Speed Indexes

Symbol, load index and ply rating

Size Symbol Load Ply
13.R-28 * 117A8  
  ** 123A8  
  *** 126A8 8
14.9R-26 * 121A8  
  ** 127A8  
  *** 132A8 10
14.9R-28 * 122A8  
  ** 128A8  
  *** 133A8 10
14.9R-30 * 123A8  
  ** 129A8  
  *** 137A8 10
14.9R-46 * 131A8  
  ** 137A8  
  *** 142A8 10
15.R-38 * 125A8 6
  ** 131A8  
  *** 136A8  
16.9R-24 * 126A8  
  ** 134A8 8,10
  *** 137A8  
16.9R-26 * 128A8  
  ** 135A8 8,10
  *** 139A8  
16.9R-28 * 129A8  
  ** 136A8 8,10
  *** 140A8  
16.9R-30 * 130A8  
  ** 137A8 8,10
  *** 141A8 12
16.9R-38 * 134A8 6
  ** 141A8 8
  *** 145A8  
18.4R-26 * 134A8  
  ** 140A8 8,10
  *** 145A8  
18.4R-34 * 139A8 6,8
  ** 144A8  
  *** 149A8  
18.4R-38 * 141A8 6,8
  ** 146A8 10
  *** 151A8 12
18.4R-42 * 143A8 8
  ** 148A8 10
  *** 153A8 12
18.4R-46 * 144A8  
  * 150A8  
  *** 155A8 12
20.8R-34 * 145A8 8
  ** 151A8  
  *** 156A8  
20.8R-38 * 147A8 8
  ** 153A8 10
  *** 157A8  
20.8R-42 * 149A8  
  ** 155A8 10
  *** 159A8  
23.1R-34 * 151A8 8
  ** 157A8  
  *** 161A8  
24.5R-32 * 154A8 10
  ** 159A8  
  *** 164A8  
30.5LR-32 * 159A8 10,12
  ** 166A8  
  *** 170A8  

Load index

Ll Kg LI Kg
90 600 140 2500
91 615 141 2575
92 630 142 2650
93 650 143 2725
94 670 144 2800
95 690 145 2900
96 710 146 3000
97 730 147 3075
98 750 148 3150
99 775 149 3250
100 800 150 3350
101 825 151 3450
102 850 152 3550
103 875 153 3650
104 900 154 3750
105 925 155 3875
106 950 156 4000
107 975 157 4125
108 1000 158 4250
109 1030 159 4375
110 1060 160 4500
111 1090 161 4625
112 1120 162 4750
113 1150 163 4875
114 1180 164 5000
115 1215 165 5150
116 1250 166 5300
117 1285 167 5450
118 1320 168 5600
119 1360 169 5800
120 1400 170 6000
121 1450 171 6150
122 1500 172 6300
123 1550 173 6500
124 1600 174 6700
125 1650 175 6900
126 1700 176 7100
127 1750 177 7300
128 1800 178 7500
129 1850 179 7750
130 1900 180 8000
131 1950 181 8250
132 2000 182 8500
133 2060 183 8750
134 2120 184 9000
135 2180 185 9250
136 2240 186 9550
137 2300 187 9750
138 2360 188 10000
139 2430 189 10300

Speed symbols

Symbols Km/h Mph
A1 5 2.5
A2 10 5
A3 15 10
A4 20 12.5
A5 25 15
A6 30 20
A7 35 22.5
A8 40 25
B 50 30
C 60 35
D 65 40
E 70 43
F 80 50
G 90 55
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