Abstract: A front fork assembly of a motorcycle comprises a pair of inverted type front forks each comprising an upper outer tube and a lower inner tube, upper and under brackets mounted to the front fork which are operatively connected to a body of the motorcycle, an axle bracket secured to the lower end of each of the front forks, a caliper bracket secured to the axle bracket, a caliper mounted to the caliper bracket, a disc plate supported by the axle bracket, a protector disposed in front of the front fork for protecting the front fork and a brake hose extending therealong, and a guide member secured to the front fork to vertically slidably support the front fork protector. The lower end portion of the brake hose is protected by a protector of specific structure so as not to contact to the road surface during the running of the motorcycle.