These were used on nearly every model of GM car and truck from 55-88 and maybe other years as well. You will get exactly what is pictured. Do not go off of the compatibility chart as it may not be correct.
28 spline Mini Spool for 7.5" GM rear end with 28 spline FORD Axles
Rearend Narrowing Fixture Bushings - 10 Bolt GM Rear End - 2.535 - 2.25 - 2.891
Rearend Narrowing Fixture Bushings - 7.5" GM Rear End - 2.535 - 2.25 - 2.891
Rearend Narrowing Fixture Bushings - 10 bolt GM Rear End with 9" Ford 3.15" Ends
3 OEM GM Rear End Differential Axle Tube Vent Breather 7/16" Danco 3-021-029
Allstar Axle Retainer C-Clip C Clips Axles 8.5 8.875 GM Rear End 10 12 Bolt Pair