A 4 I TG04 027 I 1985 1989 G BRAKE SYSTEM JW IB1 JB7 I I 1985 1991 G BRAKE SYSTIEM V JB3 JB5 J 6 A NOTE QUANTITY IS ONE PER ASSEMBLY UNLESS OTHERWIISE SPECIFIED 1 4 658 ROD BRAKE PEDAL PUSH JB1 2 18010676 I 2 8 928 WASHER WAVE 9 16X7 8X1 32 1050 PHOS 335367 3 I 8 934 RETAINER TYPE B SPRING 61M PEOR 1 2338114 4 4 834 RETAINER BRAKE PEDAL PIVOT SHAFT W A II 3828428 5 4 634 BRACKET BRAKE PEDAL 14048833 I 6 8 900 BOLT W LARGE FLAT WASHERI 5 16 1I3X 88 275M POR 2014469 7 4 682 NUT HEX FLANGED M10X1 5 10 CAD B 917 11502812 8 4 634 SHAFT BRAKE PEDAL PIVOT W A T 4 14047659 9 4 626 BUSHING BRAKE PEDAL PIVOT 15545399 I 10 2 447 ACTUATOR STOP LAMP SWITCH I I 14047658 I 11 8 900 BOLT HEX 3 8 16X1 300M PHOS I I I 9424320 12 4 630 COVER BRAKE PEDAL PAD 3978879 13 4 625 PEDAL BRAKE JB1 I 14047663 I I 4 625 PEDAL BRAKE JB3 IB5 JB7 L 14047664 1 14 6 931 WASHER LOCK 3 8X43 64 1 15 4 625 WASHER BRAKE PEDAL PUSH ROD I 3702807 i 4 659 WASHER BRAKE PEDAL PUSH ROD 6264952 I I 16 8 915 NUT HEX 3 8 16 Q I I 17 4 910 GASKET POWER BRAKE BOOSTER TO DASH 9791640 18 4 901 BOOSTER VACUUM POWER 4 3Z 5 0H IB7 1I 18011338 I 4 901 BOOSTER VACUUM POWER 7 4N JB7 1 18013986 I 4 901 BOOSTER VACUUM POWER JB3 1 18010580 I I I 4 901 BOOSTER VACUUM POWER JB5 1 I I 18010582 I I I I 19 4 650 CYLINDER MASTER JB1 1985 87 1 18013438 A I 4 650 CYLINDER MASTER JB3 JB5 1 18013440 I 4 650 CYLINDER MASTER JB7 1 18013441 20 8 962 HOSE 1 1 32 9438124 A 21 4 913 FILTER POWER BRAKE BOOSTER 4 I 17070814 22 8 900 8OLT HEX 5 16 18X1 2 I 23 8 931 WASHER SPRING LOCK 5 16 Z0 9439511 V I 24 8 936 CONNECTOR INV FLARED 3 8 18X5 8 18 I I 25 N S PIPE POWER BRAKE CYLINDER I 26 3 162 CLAMP POWER BOOSTER VACUUM HOSE 15544925 I 27 8 964 TUBING 1 4 3 358 15618248 8 963 NUT 9 16 18 ZN 12337841 N 8 963 NUT 7 16 24 ZN I 137397 28 8 964 TUBING 3 16 3696822 I 4 685 NUT 1 4 20 2 REOD 15607227 29 N S BRACKET BRAKE COMBINATION VALVE I 30 8 900 BOLT HEX 5 1 6 1 8X1 3 4 31 8 900 BOLT HEX 3 8 16XZ 8 g 32 8 977 SCREW HWH M7 9X2 12X20 33 4 690 VALVE BRAKE COMBINATION JB1 1985 88 1 18010664 I 4 690 VALVE BRAKE COMBINATION HT JB5 lD5 15385 89 1 18008085 4 690 VALVE BRAKE COMBINATION JB3 1987 89 1 18008087 4 690 VALVE BRAKE COMBINATION JB7 1985 89 1 A 1257087 4 690 VALVE BRAKECOMBINATION BRACKIET JB 5 1990 91 1 15833175 I N S VALVE 1 BRAKE COMBINATION JB7 1990 91 1 4 690 VALVE BRAKE COMBINATION BRACKIET JB 7 JD7 1990 91 1 15633434 34 8 917 NUT HEX LOCK 5 16 18 I 35 8 965 RETAINER PLASTIC ADJUSTABLE STRAIP 7 INCH 3816659 38 N S BOOT BRAKE PEDAL PUSH ROD I 37 4 648 SEAL BRAKE MAIN CYLINDER I 14020877 38 N S ADAPTER BRAKE MAIN CYLINDER 39 4 848 GASKET BRAKE MAIN CYLINDER JB1 1985 87 14004819 I I 40 4 853 BOLT M 1OX1 5X45 ZP 2 REOD A 14004817 I 41 4 648 BOLT M10X1 5X40 ZP 4 REOD I 14004816 J 42 4 626 BUSHING BRAKE PEDAL PIVOT 15545399 43 4 839 SPRING BRAKE PEDAL RETAINER 3889904 44 4 890 BRACKET BRAKE COMBINATION VALVE 1985 89 14051299 45 8 931 WASHER SPRING LOCK 5 16 ZO 9439511 48 8 900 BOLT HEX 5 16 18X3 4 300M PHOS I 9424877 I I I 47 4 634 REINFORCEMENT BRAKE PEDAL BRACKET LH 14061899 4 834 REINFORCEMENT BRAKE PEDAL BRACKET RH I 14081900 NOTE 1 SEE RESPECTIVE GROUP FOR DETAILED ILLUSTRATED VIIEW I NOTE 2 SERVICE PEDAL RODS CAN ONLYIBE USED WITH SERVICIE BOOSTERS BOOSTERS REPAIRED WITH INPUT PISTON KITS I A RPO DEFINITIONS JB1 BRAKE MANUAL DISC DRUM 4300 LBS 22 1991 GENERAL MOTORS SERVICE PARTS 0PERATIONS LT TRUCK 52G I1 91 I 4 91 4 000 GROUP