Patent ID: 6845836

Claim:
An engine mounting structure for motorcycles, comprising: a front portion of a rear fork for supporting a rear wheel mounted on a crankcase of an engine so as to be capable of swinging in a vertical direction, the crankcase being provided with a plurality of mounting brackets; a vehicle body frame provided with a plurality of brackets corresponding to the mounting brackets on the crankcase; and a plurality of resilient members for connecting each of the plurality of mounting brackets on said crankcase with each of the plurality of corresponding brackets of the vehicle body frame, wherein at least one of the plurality of resilient members is a non-uniform resilient member having non-uniform resilient properties which are hard in a vertical direction and flexible in a fore-and-aft direction with respect to the vehicle body frame, and wherein a center of swinging motion of the rear fork coincides with a center of a crankshaft of the engine.