I don't think that you could be more wrong. The splines carry all of the
torque. The inner & outer cones only keep the wheel centered. The cones
could only drive by friction. The cones & splines definitely need to be
greased. Check this out.
Linden Thomson wrote:
> The discussion I have seen on this thread thus far about wheel hub splines
> ignores the fact that the drive is meant to be via the cone on the axle hub
> and the inner cone of the wheel hub, and via the outer cone of the wheel hub
> and the inner cone of the wheel retaining nut (neither of which should
> be greased).
> Very little, if any, torque is meant to be applied to the hub splines.
> Any that is,
> is the result of insufficient tightening (and checking of tightness) of
> the retaining nut.
> In other words, on properly maintained knock-on hubs, the splines will
> not wear.