Fits: Husqvarna 36, 41, 136, 141Jonsered 2036, 2040, 2041Partner 365, 405Poulan/Poulan Pro 255, 295, 2500, 2600, 2750, 2775, 2900, 3050, P600*Does not include bearing
Bearing #ORE37325
Pitch/Teeth: .325"-7
Fits: Husqvarna 50, 51, 55, 154, 254( before S/N 345-0001 ), 262Jonsered 490, 590Partner P400, P500, P5000, P5100Poulan/Poulan Pro 325*Does not include bearing
Bearing #ORE11893
Pitch/Teeth: .325"-8
Fits: Jonsered 1020Partner 421, 7000, F55, F65, P70, R16 through R22, R420, S50, S55, S65*Does not include bearing
Bearing N/A
Pitch/Teeth: 3/8"-7