MW04 002 RPO DEFINITIONS MD9 TRANSM SS ON AUTOMAT C 3 SPEED THM125C 3T40 ME9 TRANSMISSIONAUTOMATIC 4 SPEED THM440 T4 4T60 M13 TRANSMISS ON AUTOMATIC 4 SPEED 4T60 E i i 1993 GENERAL MOTORS SERVICE PARTS 0PERAT ONS PONT AC 25W T 6 93 4 139 I 4 000 GROUP