Scooter - Trailing Arm - Mono Shock

This suspension uses a single shock absorber connected between the rear trailing arm and the frame. The trailing arm front end is pivoted to the frame and other end is attached to the rear wheel.

Figure 1. Rear Monoshock Trailing Arm Suspension

Model Use

The Rear Monoshock Trailing Arm Suspension system can be used in Rear half vehicle or full vehicle models of a two-wheeler. The default geometry and mass approximate that of a two-wheeler scooter, but the model and data can be revised to reflect any size two wheeler.

The image below shows the Project browser view of the systems on a fully populated rear suspension model. The Rear Monoshock Trailing Arm system has three “child” systems.

Figure 2. Browser View of Rear Mono Shock Trailing Arm Suspension

Points

Points locate the joints and bushings that connect the suspension bodies to one another. The image below shows the principal points for the Rear Monoshock Trailing Arm suspension.

Figure 3. Principal Points – Rear Mono Shock Trailing Arm Suspension

Note: The image above illustrates the rear suspension of the scooter.

Bodies

The Rear Mono Shock Trailing Arm suspension is comprised of the bodies shown in the image below:

Figure 4. Bodies – Rear Mono Shock Trailing Arm Suspension

Joints

The table below describes the joints for a Rear Mono Shock Trailing Arm suspension:

Label	Type	Body 1	Body 2	Point	Notes
Frame Swingarm Attachment Joint	Revolute	Swing Arm	Frame	Frame steering Att Point
Swingarm Spindle Att Joint	Fixed	Spindle	Swing Arm	Rear Wheel Center
Spindle to Wheel	Revolute	Rear Wheel	Spindle	Front Wheel Center

The following image shows the location of the joints in the suspension:

Figure 5. Joints - Rear Mono Shock Trailing Arm Suspension