2ND MAIN BEARING STANDARD FITS YANMAR: YM330, YM330D, YM336, YM336D, YM2620, YM2620D, YM2820, YM2820D, YM3000, YM3110, YM3110D, YM3220, YM3220D, YM3810, YM3810D, YM4220, YM4220D, YM4300, YM4300D ALSO FITS: JD950, JD1050 REPLACES: 121250-02810 **PLEASE VERIFY THE MODEL NUMBER OF YOUR TRACTOR BEFORE PURCHASING**