T130 1979 BRAKE SYSTEMVIUSAGE CHART Con t 1979 G TRUCK GASOLINE ENGINE VEHICLE SPECIFICATIONS BRAKE SYSTEM SPECIFICATIONS OPT HVV BASE BRAKES DUTV BRAKES WHEEL GVW BRAKE MERCHAND BRAKE MERCHAND BASE RATING RPO RPO RPO RPO G11005 110 0 4900 SINGLE JB1 STD JB3IJB5 J50 J55 G11005 110 0 5400 SINGLE JB3 J50 JB5 J55 G11005 110 0 5600 SINGLE JB3 J50 JB5 J55 G11005 110 0 6000 SINGLE JB5 J55 G11305 175 0 4900 SINGLE JE1 STD JBEIJEE J50IJ55 I r 11 n I 10 n mnn I comm c I me mn I nn 1 I 7 G11305 125 0 5600 SINGLE JB3 J50 JB5 J55 G11305 125 0 6000 SINGLE JB5 J55 G11006 110 0 5600 SINGLE JB3 STD JB5 J55 G11006 110 0 6000 SINGLE JB5 J55 G11306 125 0 5600 SINGLE JB3 STD JB5 J55 G11306 125 0 6000 SINGLE JB5 J55 G21005 6400 SINGLE JB5 STD G21305 6600 SINGLE JB5 STD G21006 110 0 6400 SINGLE JB5 STD G21306 125 0 6600 SINGLE JB5 STD G31005 110 0 6400 SINGLE JB6 STD JB7 J55 G31005 110 0 6900 SINGLE JB6 STD JB7 J55 G31005 110 0 7100 SINGLE JB6 STD JB7 J55 G31005 110 0 7700 SINGLE JB7 J55 G31005 110 0 8100 SINGLE JB7 J55 G31305 125 0 6600 SINGLE JB6 STD JB7 J55 G31305 125 0 7100 SINGLE JB5 STD JB7 J55 G31305 125 0 7400 SINGLE JB6 STD JB7 J55 G31305 125 0 7900 SINGLE JB7 J55 G31305 125 0 8400 SINGLE JB7 J55 G31306 125 0 6600 SINGLE JB6 STD JB7 J55 G31306 125 0 7100 SINGLE JB6 STD JEI7 J55 G31305 125 0 7400 SINGLE JB6 STD JB7 J55 G31306 125 0 7900 SINGLE JB7 J55 G31306 125 0 8400 SINGLE JB7 J55 G31303 125 0 7400 SINGLE JB7 STD I G31303 125 0 7900 SINGLE JB7 STD G31303 125 0 8400 DUAL JB8 R05 G31303 125 0 8900 DUAL JB8 R05 G31303 125 0 10000 DUAL JB8 STD G31603 146 0 8900 DUAL JB8 STD G31603 146 0 10000 DUAL JB8 STD G31603 146 0 10500 DUAL JBS STD I I GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCKM2A 4 OOO GROUP BRAKE SYSTEM 4 REV 2 87 I I I