I I A I TM04 005 51 8 963 CONNECTOR 3 8 INCH 442323 52 8 964 TUBING STEEL 3 8 INCH OD X 25 FT CTL 1985 88 3750950 4 845 TUBE POWER BOOSTER 1985 4 3N W JB3 I 1 4084931 4 931 TUBE POWER BOOSTER 1986 4 3Z W JB3 14091600 4 930 TUBE POWER BOOSTER 1987 89 4 3Z W JB3 14103276 J 53 4 680 HOSE FRONT BRAKE W JA4 9762809 K 54 4 681 BRACKET FRONT BRAKE HOSE LH 1985 87 15598255 4 681 BRACKET FRONT BRAKE HOSE LH 1988 91 W JA4 15604921 4 681 BRACKET FRONT BRAKE HOSE RH 1985 87 15598256 4 681 BRACKET FRONT BRAKE HOSE RH 1988 91 W JA4 R 15604922 55 8 900 BOLT HFH M8X1 25X16 9 8 POR I 11508534 56 4 681 RETAINER FRONT OR REAR BRAKE HOSE 22527167 57 4 671 BOLT FRONT BRAKE HOSE M 10X1 5 14094948 58 4 686 GASKET FLAT C R COPPER M10 3X17X1 30 14000172 A 59 4 681 BRACKET REAR BRAKE HOSE TO 5 CROSS SILL 15596464 60 8 900 BOLT HFH M8X1 25X18 9 8 POR L 11508280 61 4 681 BOLT REAR BRAKE HOSE PART OF ITEM 37 1239146 1 62 4 680 HOSE REAR BRAKE PART OF ITEM 37 V 17982962 7 63 4 681 BRACKET REAR BRAKE HOSE TO AXLE HOUSING PART OF ITEM 37 15630746 RPO DEFINITIONS n A I I A JA4 BRAKE SYSTEM DISC DRUM JB1 BRAKE SYSTEM MANUAL DISC DRUM R I JB3 BRAKE SYSTEM VACUUM POWER DISC DRUM I 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCKe52M 7 T 4 000 GROUP 8 64 1 91 I