1988 89 R TRUCK SERIES IDENTIFICATION RIES R1QQ 200 QO CHA CAB PICKQP MOD 2 DOOR 4 DOOR PICKUP PICKUP NOMINAL 2 DOOR FLEETSIDE 4 DOOR FLEETSIDE TON WHEEL CAB T0 SERIES OHASSIS CAB WIDESIDE CHASSIS CAB WIDESIDE RATING BASE AXLE T 43 E63 VGg 3 4 BONUS OA W ST FT BOX 43 E63 AS3 164 5 CREW CAB W B FT BOX R309 03 ZW9 03 E63 8 1 13145 FT BOX 43 ZW9 YG4 43 E63 VG4 BONUS CAB BONUS CAB W B FT BOX 43 ZW9 AS3 43 E63 AS3 CREW CAB CREW CAE W 8 FT BOX mm 03 I M Q 1 03 I M IE B4 FMRV001 113088 egg gi 4 T 1 j 2 DOOR 2 DDOR 2 DOOR 4 DOOR 4 DOOR CHASSIS CAB PICKUP PICKUP CHASSISCAB PICKUP FLEETSIDE STEPSIDE FLEETSIDE 1990 GENERAL MOTORS SERVICE PARTS OPERATIONS LTTRUCK 52R L I 16 REV 9 90