4P 1 QCA Q 5 0 I Q IO at A 4 TK O I 5 l U U I uw 0 J K3 2 I 4 A m X I 7 Vw O am 0 f 0 I 0 D W Q P 0 Q 0 J 6 V 6 I j Iw o G I 4P I A I I983 87 B6 FRONT AIR BRAKE W FO90 F12O AXLE WAGNER ELECTRIC W JE4 sooo 1987 GENERAL MOTORS SERVICE PARTS OPERATIONS M SB G 5 000 GROUP sc a 09 87