The Spark Plug (NGK CR9EK) fits the following models: Daytona 955i from VIN 132513 and up, Daytona 600, Daytona 650, Daytona 675 up to VIN 564947, Speed Four, Speed Triple from VIN 141872 to 210444, Sprint RS from VIN 139277 and up, Sprint ST 139277 to 208166, Street Triple, Street Triple R, Tiger 800, Tiger 800 XC, TT600.