呢兩度仲妙: http://forum.teamxray.com/viewtopic.php?t=2872 , look尾尾個part:
"Tech Tip: Graphite Grease for Drive Shafts "
"...strongly recommend using #106210 HUDY Graphite Grease for the drive shaft coupling, especially for the front drive shafts. When the coupling is not greased it may cause wheel vibration when full steering is used."