A fastening system for attaching a component to the monocoque of a motorcycle. The fastening system promotes a plurality of riding configurations for the motorcycle. The fastening system includes an assembly of a track and a movable foot piece. The movable foot piece slides along and is locked in the track to secure the component to the track according to a desired riding configuration of the motorcycle. When the component is the headstock, the fastening system allows for a change in the rake angle.

A fastening system for attaching a component to the monocoque of a motorcycle. The fastening system promotes a plurality of riding configurations for the motorcycle. The fastening system includes an assembly of a track and a movable foot piece. The movable foot piece slides along and is locked in the track to secure the component to the track according to a desired riding configuration of the motorcycle. When the component is the headstock, the fastening system allows for a change in the rake angle.

A two-wheeled vehicle includes a frame having a front frame portion, a mid-frame portion, and a rear frame portion. The mid-frame portion is coupled to the rear frame portion and the front frame portion. The vehicle further includes a plurality of ground-engaging members for supporting the frame. The front frame portion is removably coupled to the mid-frame portion with a plurality of frame members extending between the front frame portion and the mid-frame portion.

A two-wheeled vehicle includes a frame having a front frame portion, a mid-frame portion, and a rear frame portion. The mid-frame portion is coupled to the rear frame portion and the front frame portion. The vehicle further includes a plurality of ground-engaging members for supporting the frame. The front frame portion is removably coupled to the mid-frame portion with a plurality of frame members extending between the front frame portion and the mid-frame portion.

A rod piece connection device, comprising: a first connection piece and a second connection piece. The first connection piece includes a first rod piece connection end and a first joggle joint end opposite to the first rod piece connection end. Wherein, the first joggle joint end includes a protrusion head tongue portion and a neck portion. The second connection piece includes a second rod piece connection end and a second joggle joint end opposite to the second rod piece connection end. The second joggle joint end is located corresponding to the first joggle joint end for them to form into a joggle joint. The second joggle joint end includes a protrusion bottom groove portion and a pillow portion. Wherein the protrusion head tongue portion is disposed corresponding into the protrusion bottom groove portion, and the neck portion is located corresponding to the pillow portion.

A fastening system for attaching a component to the monocoque of a motorcycle. The fastening system promotes a plurality of riding configurations for the motorcycle. The fastening system includes an assembly of a track and a movable foot piece. The movable foot piece slides along and is locked in the track to secure the component to the track according to a desired riding configuration of the motorcycle. When the component is the headstock, the fastening system allows for a change in the rake angle.

A fastening system for attaching a component to the monocoque of a motorcycle. The fastening system promotes a plurality of riding configurations for the motorcycle. The fastening system includes an assembly of a track and a movable foot piece. The movable foot piece slides along and is locked in the track to secure the component to the track according to a desired riding configuration of the motorcycle. When the component is the headstock, the fastening system allows for a change in the rake angle.

A front wheel supporting frame structure of a saddle-ride vehicle includes a main frame, upper and lower arms and a lower frame. The main frame has a front portion and a rear portion. The main frame includes an upper connection portion, a lower connection portion, and an extending portion. The extending portion extends downward. The upper arm has an upper front end portion and an upper rear end portion. The upper rear end portion is movably connected to the upper connection portion. The lower arm has a lower front end portion and a lower rear end portion. The lower rear end portion of is movably connected to the lower connection portion. The lower frame includes a bottom portion and an upright portion. The bottom portion extends in the vehicle front-rear direction. The upright portion has a top portion connected to the extending portion.

A front wheel supporting frame structure of a saddle-ride vehicle includes a main frame, upper and lower arms and a lower frame. The main frame has a front portion and a rear portion. The main frame includes an upper connection portion, a lower connection portion, and an extending portion. The extending portion extends downward. The upper arm has an upper front end portion and an upper rear end portion. The upper rear end portion is movably connected to the upper connection portion. The lower arm has a lower front end portion and a lower rear end portion. The lower rear end portion of is movably connected to the lower connection portion. The lower frame includes a bottom portion and an upright portion. The bottom portion extends in the vehicle front-rear direction. The upright portion has a top portion connected to the extending portion.

A main body frame (100) for an electric motorcycle comprises a front fork support member (101) with a front fork through hole for loading a pivot stem of a front fork (200), the front fork through hole has a pivotal axis arranged in a central plane (P) of the main body frame; the main body frame further comprises a right and a left frame part (102, 105) arranged on opposite sides of the central plane of the main body frame, each having an elongated shape and being formed of an upper part (102a, 102b) and a lower part (102c, 102d), respectively at different sides of an elongation direction changing portion (102e), a first buffer member (120) attached, at opposite sides thereof, to the right and the left frame part, and crossing the central plane. wherein starting from the respective elongation direction changing portions thereof. the upper parts of the left and the right frame part extend inwardly towards the central plane so as to embrace the front fork support member, and are attached to opposite sides of the front fork support member, and a largest width (a7) of the main body frame in a width direction (Z) perpendicular to the central plane is 10 cm or more and 30 cm or less.