In a saddle-ride vehicle including an engine, and a component disposed near the engine, a member is disposed between the engine and the component, and the member is a resistor that is one of the components of the saddle-ride vehicle.

A hybrid-drive motorcycle comprising an endothermic engine, a rear wheel connected to a carrier structure through a swingarm, a gearbox connected to the endothermic engine through a primary transmission and to the rear wheel through a secondary transmission, and a reversible electric machine, wherein an auxiliary transmission connects the electric machine to an input shaft of the secondary transmission, and wherein the electric machine is mounted on the carrier structure below the swingarm.

A hybrid-drive motorcycle comprising an endothermic engine, a rear wheel connected to a carrier structure through a swingarm, a gearbox connected to the endothermic engine through a primary transmission and to the rear wheel through a secondary transmission, and a reversible electric machine, wherein an auxiliary transmission connects the electric machine to an input shaft of the secondary transmission, and wherein the electric machine is mounted on the carrier structure below the swingarm.

An electric drive motorcycle (100), comprises: a front portion comprising one or more front wheels (103) and a handlebar (104); a rear portion comprising a saddle (101), a shell body (107) arranged below said saddle (101), and a rear wheel (105) arranged below said shell body (105); an intermediate portion (108) extending as a connection between said front portion and said rear portion; an electric drive unit (8) connected to said rear wheel (105); a power supply unit feeding said electric drive unit (8); and a helmet carrying compartment (11) placed in the shell body (107) below the saddle (101), wherein said power supply unit is arranged in a position below said helmet carrying compartment (11), so that said saddle (101), said helmet carrying compartment (11) and said power supply unit are substantially stacked on each other, being said helmet carrying compartment (11) and said power supply unit arranged inside the shell body (107), wherein said supply unit comprises a battery unit (15) or a battery unit (15) and an electric motor/generator, wherein a control unit apt to control said drive unit (8) and said battery unit (15) is provided, said control unit comprising a case (20) arranged below the battery unit (15), wherein a rear fork (1) jointed to the shell body (107) is provided, said rear fork comprising at least a fork arm (3, 4) extending between said shell body (107) and said drive unit (8), and wherein said rear fork (1) is placed beside and/or surrounds said case (20).

An electric drive motorcycle (100) allows a suitable configuration of all the components deputed to the electric supply of the motorcycle electric drive, and comprises: a front portion comprising one or more front wheels (103) and a handlebar (104); a rear portion comprising a saddle (101), a shell body (107) arranged below said saddle (101), and a rear wheel (105) arranged below said shell body (107); an intermediate portion (108) extending as a connection between said front portion and said rear portion; an electric drive unit (8) connected to said rear wheel (105); and a hybrid supply unit supplying said electric drive unit (8), comprising at least a battery unit (115) and a combustion engine (116) actuating an electric generator (120) apt to supply said battery unit (115) and/or said electric drive unit (8), wherein said shell body (107) defines a housing space apt to receive at least said battery unit (115) and said combustion engine (116), with the related electric generator (120), placed side by side therebetween.

An electric drive motorcycle (100) allows a suitable configuration of all the components deputed to the electric supply of the motorcycle electric drive, and comprises: a front portion comprising one or more front wheels (103) and a handlebar (104); a rear portion comprising a saddle (101), a shell body (107) arranged below said saddle (101), and a rear wheel (105) arranged below said shell body (107); an intermediate portion (108) extending as a connection between said front portion and said rear portion; an electric drive unit (8) connected to said rear wheel (105); and a hybrid supply unit supplying said electric drive unit (8), comprising at least a battery unit (115) and a combustion engine (116) actuating an electric generator (120) apt to supply said battery unit (115) and/or said electric drive unit (8), wherein said shell body (107) defines a housing space apt to receive at least said battery unit (115) and said combustion engine (116), with the related electric generator (120), placed side by side therebetween.

A hybrid power unit includes: an internal combustion engine; a power transmitting shaft to which power from a crank shaft is transmitted and which is housed in a crank case; an electric motor including a motor driving shaft projecting from a motor housing toward a lateral side, the electric motor being located on an outer surface of the crank case; a linkage which extends through a through hole of the crank case and through which power from the motor driving shaft is transmitted to the power transmitting shaft; and a shaft cover defining a shaft space that houses a portion of the motor driving shaft which projects from the motor housing, the shaft cover being detachably fixed to the outer surface of the crank case so as to cover the through hole.

A hybrid power unit includes: an internal combustion engine; a power transmitting shaft to which power from a crank shaft is transmitted and which is housed in a crank case; an electric motor including a motor driving shaft projecting from a motor housing toward a lateral side, the electric motor being located on an outer surface of the crank case; a linkage which extends through a through hole of the crank case and through which power from the motor driving shaft is transmitted to the power transmitting shaft; and a shaft cover defining a shaft space that houses a portion of the motor driving shaft which projects from the motor housing, the shaft cover being detachably fixed to the outer surface of the crank case so as to cover the through hole.

A hybrid straddle vehicle includes: an internal combustion engine; an electric motor that generates power to be transmitted to a driving wheel; an inverter that controls electric power to be supplied to the electric motor; a first radiator that cools the internal combustion engine; and a second radiator that cools at least one cooling target selected from the group consisting of the electric motor and the inverter, at least a part of the second radiator overlapping the first radiator when viewed from a vehicle front side, the second radiator being located in front of the first radiator.

A saddle riding vehicle includes: an engine disposed between a front wheel and a rear wheel; a fuel tank disposed above the engine; a generator mounted to a crankshaft of the engine; and an inverter that supplies output of the generator to a battery. The inverter is disposed behind a head pipe, above a crankcase and below the fuel tank.