1 982 BRAKE SYSTEM USAGE CHART 1982 P TRUCK GASOLINE ENGINE 42 MODEL VEHICLE SPECIFICATIONS BRAKE SYSTEM SPECIFICATDNS OFT NW BASE BRAKES DUTY BRAKES WHEEL BRAKE MERCNAND BRAKE MERCHAND BASE RPO RPO RPO RPO P20842 125 0 6800 SINGLE JB6 STD JB7 J55 1 20842 125 0 7500 SINGLE JB7 J55 P20842 125 0 8000 SINGLE JB7 J55 P21042 133 0 6800 SINGLE JB6 STD JB7 J55 P21042 133 0 7500 SINGLE JB7 J55 P21042 133 0 8000 SINGLE JB7 J55 P30842 125 0 7600 SINGLE JB7 STD JB8 J55 P30842 125 0 8200 SINGLE JB7 S I D JB8 J55 P30B42 125 0 9000 SINGLE JB8 J55 P30842 125 0 9000 DUAL JB8 J55 P30842 125 0 10000 DUAL JB8 J55 P30842 125 0 11500 DUAL JB8 J55 P30842 125 0 12000 DUAL JF9 H22 or H23 P30842 125 0 14000 DUAL JF9 H22 or H23 P30842 125 0 14500 DUAL JF9 H22 ur H23 P31042 133 0 7600 SINGLE JB7 STD JB8 J55 P31042 133 0 8200 SINGLE JB7 STD JB8 J55 P31042 133 0 9000 SINGLE JB8 J55 kl P31042 133 0 9000 DUAL JBB J55 P31042 133 0 10000 DUAL JB8 J55 P31042 133 0 11500 DUAL JB8 J55 P31042 133 0 12000 DUAL JF9 H22 or H23 P31042 133 0 14000 DUAL JF9 H22 or H23 P31042 133 0 14500 DUAL JF9 H22 or H23 P31442 157 0 7600 SINGLE JB7 STD JBB J55 P31442 157 0 8200 SINGLE JB7 STD JB8 J55 P31442 157 0 9000 SINGLE JB8 J55 P31442 157 0 9000 DUAL JB8 J55 P31442 157 0 10000 DUAL JB8 J55 P31442 157 0 11500 DUAL JB8 J55 P31442 157 0 12000 DUAL JF9 H22 or H23 P31442 157 0 14000 DUAL JF9 H22 or H23 P31442 157 0 14500 DUAL JF9 H22 or H23 WAREHOU lNG AND DISTRIBUYION DIVISION OF GENERAL MOYORS CORPORATION L1 TRUCK 52A REV 1 84 us s 4 000 GROUP