The present invention provides a motorcycle including a front wheel, a rear wheel, a frame supported by the front and rear wheels, a crankcase including a first interface portion and a first passageway exposed to the first interface portion, a reservoir located remotely from the crankcase adapted to contain a lubricant, and a transmission case supported by the frame and including a second interface portion and a second passageway exposed to the second interface portion. The second passageway is in fluid communication with the reservoir. The first interface portion is coupled to the second interface portion. The first passageway is in fluid communication with the second passageway. The first and second passageways provide fluid communication between the reservoir and the crankcase through the first and second interface portions.