1. Compatibility: The Carb Piston Vacuum Diaphragm Kit is specially designed to replace for Vmax 1200 VMX1200 1985-2007 and replace for Venture Royale XVZ1200D 1983-1985. 2. Durable Material: Using high-quality rubber material, the carburetor vacuum diaphragm piston kit is wear-resistant, flexible, durable and has a long service life. 3. Perfect Match: The manufacturing is in accordance with the standard specifications, the carburetor diaphragm piston set will perfectly match the original equipment. 4. Excellent Replacement: Due to the original factory standard and specifications, the carb diaphragm vacuum piston can directly replace the old or damaged one. 5. Package Content: Package includes 4 sets of carburetor vacuum diaphragm plungers, each kit contains 3 pieces of carburetor, can be used for a long time. Specification: Item Type: Carburetor Vacuum Diaphragm Plunger Kit Material: NBR Rubber Fitment: Replacement for Vmax 1200 VMX1200 1985-2007 Replacement for Venture Royale