Abstract: A suspension assembly transport device is configured for transporting a suspension assembly having hubs on both sides, wherein the device includes attachments for being attached to the hubs, receiving members that support the attachments so that the attachments do not move horizontally, left and right arm members on the bottom of which the receiving members are provided, and that are configured to move the receiving members in the width direction of the vehicle, and a transport mechanism that transports the attachments, the receiving members, and the left and right arm members together.

Abstract: Disclosed is a suspension assembly transport device (20) that is a device for transporting a suspension assembly (10) comprising hubs (13, 13) on both sides, wherein the device comprises attachments (50, 50) attached to the hubs, receiving members (70, 70) that support the attachments so that the attachments do not move horizontally, left and right arm members (21L, 21R) on the bottom of which the receiving members are provided and that move the receiving members in the width direction of the vehicle, and a transport mechanism (22) that transports the attachments, the receiving members, and the left and right arm members together.

Abstract: In assembling a vehicle body frame for a motorcycle by welding front and rear frame subassemblies to each other, the following steps are carried out: a step of positioning left and right rear portions of the front frame subassembly by a pair of front positioning device movable at least in a widthwise direction of the vehicle body frame, a step of clamping a head pipe by a front clamp device which is capable of being moved in vertical and longitudinal directions of the vehicle body frame and is capable of being tilted longitudinally, a step of positioning left and right rear portions of the rear frame subassembly by a pair of rear positioning device movable in the longitudinal, widthwise and vertical directions of the vehicle body frame, a step of clamping left and right front portions of the rear frame subassembly by a pair of rear clamp means movable in the longitudinal, widthwise and vertical directions of the vehicle body frame, and a step of welding the front and rear frame subassemblies to each other.

Abstract: In assembling a vehicle body frame for a motorcycle by welding front and rear frame subassemblies to each other, the following steps are carried out: a step of positioning left and right rear portions of the front frame subassembly by a pair of front positioning device movable at least in a widthwise direction of the vehicle body frame, a step of clamping a head pipe by a front clamp device which is capable of being moved in vertical and longitudinal directions of the vehicle body frame and is capable of being tilted longitudinally, a step of positioning left and right rear portions of the rear frame subassembly by a pair of rear positioning device movable in the longitudinal, widthwise and vertical directions of the vehicle body frame, a step of clamping left and right front portions of the rear frame subassembly by a pair of rear clamp means movable in the longitudinal, widthwise and vertical directions of the vehicle body frame, and a step of welding the front and rear frame subassemblies to each other.