General Purpose Grease Grease has several uses on a motorcycle. It's there to protect parts from water, to keep rubber and plastic seals from drying out, and to provide lubrication. Generally speaking, grease is just a reduced fat. In fact, you can find several companies who call their grease bases "soap." The choice for a general purpose grease to protect from water, keep seals moist, and provide lubrication is easy. If you're going to do your own maintenance, I recommend you get Mobil-1 or Valvoline synthetic grease for general purposes, about $6 / pound anywhere. This stuff can handle temperatures higher and lower than you'll ever get near. A one pound jar should last you about 15 years. Shaft Drive Gear Maintenance There are two types of maintenance you must do on a shaft drive bike. At your rear wheel there are pinion gears where the spinning drive shaft motion is turned 90 degrees into the rear wheel motion. These gears are bathed in oil which much be c...
