Belt -DAYCO KEVLAR- 1011x27.7mm SUZUKI BURGMAN 400 07-08, PIAGGIO X9 ATLANTIC 500 before 2004Tested by SCOOTER HOUSE:This strap also fits scooters with a Piaggio 500cc engine before 2004, which must have a strap with the original Piaggio number 827826.Piaggio Atlantic 500Piaggio X9 500Suzuki Burgman..