For DRAGSTAR 650 400 XVS650 XVS400 Drag V XVS Carburetor Vacuum Diaphragm Slide Piston Material Type: Aluminum, Rubber Model Name: 4TR-14940-00 External Testing Certification: CCC Special Features: Motorcycle Motorbike Carb Repair Compatibility: XVS650 DRAG CUSTOM/CLASSIC 1997-2006, XVS650 V CUSTOM/CLASSIC 1997-2014, XVS400 DRAG 1996-1997 This carburetor vacuum diaphragm slide piston is designed for use with specific motorcycle models, providing a direct replacement solution for carburetor repair.Constructed from aluminum and rubber, the component supports under typical riding conditions.The inclusion of CCC certification indicates conformity with applicable quality and standards.Engineered to assist in restoring proper fuel delivery, this part contributes to improved engine performance.It is suitable for motorcycles experiencing fuel system irregularities, helping maintain consistent airflow and fuel mixture.The design allows for straightforward installation, matching specifications for compatibility with designated models.Its function integrates into the carburetor system to support smooth and efficient engine during highway cruising or city riding.