4-3/16" long, for flange axles

 3-11/16" long, for flange axles

 5-11/16" long, for flange axles

 6-11/16" long, for flange axles

 4-11/16" Long, for Large O.D. bearing, for flange axles

 4-11/16" long, for flange axles

2-9/16" long, for floater axles, includes spindle, Ford 9" or MW 12"

3-9/16" long, for floater axles, includes spindle, Ford 9" or MW 12"

5-9/16" long, for floater axles, includes spindle, Ford 9" or MW 12"

3-1/16" long, for floater axles, includes spindle, Ford 9" or MW 12"

4-9/16" long, for floater axles, includes spindle, Ford 9" or MW 12"

Fits into center casting before end bell is installed.