GM PRODUCTION OPTIONS RPO FY LY DIVISIONAL RPO DESCRIPTION RPO DESCRIPTION F17 76 88 AXLE PRT 2 84 RATIO W 2 84R P17 F25 76 87 AXLE FRT 3 32 RATIO W 3 32R P25 P29 76 81 AXLE FRT 2 41 RATIO W 2 41R F29 P36 76 81 AXLE FRT 2 19 RATIO W 2 19R P36 F40 76 88 SUSPENSION H D PRT RR W H D SUSP F40 P41 76 88 SUSPENSION SPL H D PRT RR W H D SUSP P41 P42 76 88 SUSPENSION H D PRT W H D SUSP F42 F44 76 81 CHASSIS EOUIPMENT HEAVY DUTY W P44 P45 76 85 AXLE FRT 2 93 RATIO W 2 93R P45 F47 82 86 AXLE FRT 2 73 RATIO W 2 73R F47 F51 76 88 A8SORBER H D SHOCK W H D SHK P51 F57 82 85 AXLE FRT 3 15 RATIO W 3 15R P57 P58 76 87 SHAFT H D PRT STAB W H D STAB F58 P59 76 88 STABILIZER FRT W P59 F60 76 88 SPRIN6 H D PRT W H D PRT SPR F60 P61 82 87 SHAFT STA8 RR W F61 P62 76 87 AXLE FRT 2 39 RATIO W 2 39R P62 F65 76 83 SUSPENSION FRONT AIR W AIR SUSP P65 F66 76 88 SUSPENSION H D FRONT AIR W H D AIR SUSP F66 F67 82 86 AXLE FRT 3 19 RATIO W 3 19R P67 P68 82 87 AXLE PRT 3 45 RATIO W 3 45R F68 P71 82 84 SPRIN6 W SHK ABS H D VAR 1 W H D SUSP F7l F72 82 87 SPRIN6 W SHK A8S H D VAR 2 W H D SUSP F72 F75 76 87 AXLE FRT 3 18 RATIO W 3 18R F75 P77 82 85 AXLE PRT 3 73 RATIO W 3 73R F77 F79 82 88 AXLE PRT 2 97 RATIO W 2 97R P79 P85 76 81 SHAPT H D PRT STABILIZER W H D STAB P85 F90 76 81 AXLE FRT 2 73 RATIO W 2 73R F90 6H2 76 87 AXLE RR 2 29 RATIO W 2 29R GH2 SH3 86 88 AXLE RR 2 77 RATIO W 2 77R 6H3 GH4 76 81 AXLE RR 2 28 RATIO W 2 28R GH4 CLI 76 81 DIFFERENTIAL CARRIER RR AXLE ALUM W 6L1 GM1 87 87 AXLE RR 2 59 RATIO W 2 59R GM1 GM3 85 88 AXLE RR 3 45 RATIO W 3 45R 6M3 6M7 82 83 AXLE RR 2 39 RATIO W 2 39R 6M7 GM8 76 88 AXLE RR 2 56 RATIO W 2 56R 6M8 GN3 76 81 DRIVER CONTROL LEVELIN6 W LVL CONT GN3 GS4 85 86 AXLE RR 3 70 RATIO W 3 7OR 6S4 GT4 76 88 AXLE RR 3 73 RATIO W 3 73R GT4 GT5 76 88 AXLE RR 4 10 RATIO W 4 1OR GT5 6T8 76 88 AXLE H D RR 4 10 RATIO W H D 4 10R GT8 GU1 76 87 AXLE RR 2 41 RATIO W 2 41R GU1 602 76 88 AXLE RR 2 73 RATIO W 2 73R GU2 GU3 82 85 AXLE RR 2 93 RATIO W 2 93R 6U3 604 76 88 AXLE RR 3 08 RATIO W 3 08R 6U4 6U5 76 88 AXLE RR 3 23 RATIO W 3 23R 6U5 606 76 88 AXLE RR 3 42 RATIO W 3 42R GU6 GV4 82 87 AXLE RR 3 36 RATIO W 3 36R 6V4 6V8 82 85 AXLE RR 2 72 RATIO W 2 72R 6V8 GW4 84 85 AXLE RR 3 31 RATIO W 3 31R 6W4 GW6 85 88 AXLE RR 3 27 RATIO W 3 27R GW6 GW9 76 88 AXLE RR 2 93 RATIO W 2 93R 6W9 GX3 82 88 AXLE PRT 3 33 RATIO W 3 33R 6X3 GX4 76 83 AXLE RR 3 75 RATIO W 3 75R GX4 GX5 76 83 AXLE RR 4 09 RATIO W 4 O9R GX5 675 76 87 AXLE FRT 3 65 RATIO W 3 65R 6Y5 644 85 87 AXLE RR 3 07 RATIO W 3 07R G44 650 76 88 SPRIN6 H O RR VAR 1 W H D RR SPR G50 651 76 87 SPRIN6 SPL H D RR VAR 2 W H D RR SPR 651 652 82 87 SPRIN6 EXTRA CAPACITY RR W H D RR SPR G52 660 76 88 SPRING AUX W AUX SPR G60 666 76 88 ABSORBER AIR BOOSTER RR SHK W MAN LVL CONT G66 667 76 77 ABSOR8ER AUTO LVL CONT SHK SYS W A L C G67 667 78 88 A8SORBER ELEC LVL CONT SHK SYS W ELEC LVL CONT G67 672 80 80 AXLE RR 2 14 RATIO W 2 14R G72 672 81 81 AXLE RR 2 14 RATIO EXPORT W 2 14R G72 EXPORT 672 82 87 AXLE RR 2 14 RATIO W 2 14R 672 675 82 87 AXLE RR 3 62 RATIO W 3 62R 675 680 76 88 AXLE RR LOCKING TYPE W 680 683 82 83 6EAR RING 8 75 IN W 8 75 DIA RN6R G83 687 76 87 6EAR RIN6 8 50 IN W 8 50 DIA RN6R G87 688 76 83 GEAR RING 8 875 IN W 8 875 DIA RN6R G88 1987 GENERAL MOTORS SERVICE PARTS OPERATIONS OLDSMOBILE 31 84