These bushings fit where the differential bearings would normally be. Most people find an old case to permanantly install these bushing in so it is ready to use on the next project. The bearings and races used are normally Timken 25584 & 25520.
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
Rearend Narrowing Fixture Bushings - 8 inch Ford Rear End - 3.15 - 2.835 - 2.891
Rearend Narrowing Fixture Bushings - Jeep Dana 35 Rear - GM Style Housing Ends
Rearend Narrowing Fixture Bushings - 6.75" Ford and 7.5" Ford Rear Ends