1985 BRAKE SY TEM USAGE CHART G TRUCK VEHICLE BRAKE SPECIFICATIONS MODEL WHEEL REAR GVW BRAKE MERCHANDISING N0 BASE WHEELS RATING RPO RPO G11005 110 0 SINGLE 4900 JB1 GAS G11005 110 0 SINGLE 5600 JB3 GAS J50 G11005 110 0 SINGLE 6000 JB5 GAS J55 G11006 110 0 SINGLE 5600 JB3 GAS G11006 110 0 SINGLE 6000 JB5 GAS J55 G11305 125 0 SINGLE 4900 JB1 GAS G11305 125 0 SINGLE 5600 JB3 GAS J50 G11305 125 0 SINGLE 6000 JB5 GAS J55 G11306 125 0 SINGLE 5600 JB3 GAS G11306 125 0 SINGLE 6000 JB5 GAS J55 G21005 110 0 SINGLE 6600 JB5 GAS G21005 110 0 SINGLE 6850 JD5 DIESEL G21305 125 0 SINGLE 6600 JB5 GAS G21305 125 0 SINGLE 3010KG JB5 GAS G21305 125 0 SINGLE 6850 JD5 DIESEL G21305 125 0 SINGLE 3010KG JD5 DIESEL EXPORT G21306 125 0 SINGLE 6600 JB5 GAS G21306 125 0 SINGLE 6850 JB5 GAS EXPORT G21306 125 0 SINGLE 3107KG JD5 DIESEL G21306 125 0 SINGLE 8600 JD5 DIESEL EXPORT G31305 125 0 SINGLE 8600 JB7 GAS G31305 125 0 SINGLE 8600 JD7 DIESEL G31306 125 0 SINGLE 8600 JB7 GAS G31306 125 0 SINGLE 8600 JD7 DIESEL G31303 125 0 SINGLE 8600 JB7 GAS G31303 125 0 SINGLE 8600 JD7 DIESEL G31303 125 0 DUAL 10 000 JB8 GAS DIESEL G31332 125 0 SINGLE 8600 JB7 GAS G31332 125 0 SINGLE 8600 JD7 DIESEL G33332 125 0 DUAL 10 000 JB8 GAS DIESEL G31603 146 0 DUAL 10 000 JB8 GAS DIESEL G31632 146 0 DUAL 10 000 JB8 GAS DIESEL i 1991 GENERAL MOTORS SERVICE PARTS 0F ERAT 0NS LT TRUCK 52G T 1 91 4 1159 4 999