Link via Velonews.com
In temperatures as low as -40F, common grease and chain lube can begin to work against the rider. “The first absolute imperative is to remove the factory grease from the free wheel mechanism,” said Oatley, “The factory grease will freeze around zero degrees.” Oatley chooses to use arctic-grade Mag 1 grease. “All other lubes can get pretty tight so my race bike has a bottom bracket that I soaked in kerosene to remove as much of the lube as possible.” Oatley also removes the grease from his hubs and replaces it with Mag 1.
And I complain when the weather’s under 40F…