I GMO4 1773 12 5 537 SHIM BRG DIFF SI 1 64MM r 94249552 A 5 537 SHIM BRG DIFF SI 1 72MM I 94249553 5 537 SHIM BRG DIFF SI 1 80MM 94249554 5 537 SH IM BRG D FF S 1 88MM 94249555 5 537 SHIM BRG DIFF SI 1 96MM 94249556 y N S SHIM BRG DIFF Sl 2 04I IM N S SHIM BRG DIFF Sl 2 12MM N S SHIM BRG DIFF Sl 2 20MM 13 N S ROTOFI SPEED SEN NOT REOD NOTE 1 PART OF 5 527 140 45031 GEAR KIT DIFF SI W PIN 1983 89 NOTE 2 PART OF 5 528 15619858 GEAR KIT DIFF SI W PIN 1990 91 I Y 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS PONTIAC 22J 4 000 GROUP 4 10 I 1 1 92