I've had the rear end out recently. Started out as "having a look" and ended up with new wheel bearings, swing-arm bearings, spacer in the wheel between the bearings, getting the rear shock serviced, a new axle, and a replacement shaft because one of the uni joints was faulty and I got a replacement shaft quickly and cheaply.
But....
I put the shaft in with well-greased uni joints but not much grease in the spline that compensates for the changes in length that happen as the swi