Replacement Chainsaw Sprocket Fits Husqvarna Models. 340, 345, 350, 351, 346XP, 357XP, 359 .325 Pitch 7-Teeth with Bearing Replacement Chainsaw Sprocket Fits Husqvarna Models. 340, 345, 350, 351, 346XP, 357XP, 359 .325 Pitch 7-Teeth with Bearing .325 Pitch 7-Teeth with Bearing