T130 1979 BRAKE SYSTEM USAGE CHART 0cn t 1979 G TRUCK IGASOLINE ENGINE VEHICLE SPECIFICATIONS BRAKE SYSTEM SPECIFICATIONS OFT HVY BASE BRAKES DUTY BRAKES MODEL WHEEL REAR BRAKE MERGHAND BRAKE MERCHAND NO BASE RATING WHEE S RPO RPO RPO RPO G11005 110 0 4900 SINGLE JB1 STD JB3IJB5 J50IJ55 G11005 110 0 5400 SINGLE JB3 J50 I JB5 J55 G11005 110 0 5600 SINGLE JB3 J50 JB5 J55 G11005 110 0 6000 SINGLE JB5 J55 G11305 125 0 4900 SINGLE JB1 STD JB3IJB5 J50IJ55 G11305 125 0 5400 SINGLE JB3 J50 JB5 J55 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 I 6400 SINGLE JB5 STD 6600 SINGLE JB5 STD 621005 6400 SINGLE JB5 STD G21306 6600 SINGLE JB5 STD G31005 110 0 6400 SINGLE JB6 STD JB7 J55 Q 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 JB6 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 JB7 J55 G31306 125 0 7400 SINGLE JB6 STD JB7 J55 G31306 125 0 7900 SINGLE JB7 J56 G31306 125 0 6400 SINGLE JB7 J55 G31303 125 0 7400 SINGLE JB7 STD I G31303 125 0 7 0 SINGLE JB7 STD G31303 125 0 8400 DUAL JB8 R05 G31303 125 0 8900 DUAL JB8 R05 G3I303 125 0 10000 DUAL JB8 STD G31603 146 0 8900 DUAL JBB STD 631803 146 0 10000 DUAL JB8 STD G31603 146 0 10500 DUAL JB8 STD WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 52A 4 000 GROUP 4 4 s REV 1 84