Originally Posted by
SpraydbySprague
I smear a small drop on the lower portion of the king pin that slides up and down in the lower arm pivot ball. A coating is typically all that is needed.
x2. This is exactly what I do as well.
Originally Posted by
scribbler
As far as I know, you don't add any diff lube to the front kingpins. You really don't need any lube on them. Some people use graphite dust, light oils, but it really not neccessary. Just make sure the kingpins move freely, and aren't binding.
People add the lube to help dampen the front end. It helps in smoothing things out and aiding in better consistency up front. To each there own as I know fast guys who kingpin dampening, and others who don't.