T139 Fits John Deere Tractor Fits JD8407 Thrust Bearing 40 320 330 420 430 820 8One New Aftermarket Replacement Spindle Thrust Bearing that Fits John Deere Tractor models: 40 (S N 69404 & Up, w STD Axle), 320 (STD Axles), 330 (STD Axles), 420 (STD Axles), 430 (STD Axles), 820 (3 Cyl.), 830 (3 Cyl.), 940, 1010 (Single Row Crop, S N 010001 042000), 1020, 1030, 1040, 1120, 1130, 1140, 1520, 1530, 1550, 1630, 1750, 1850, 1950, 2020, 2030, 2040, 2120, 2150, 2155, 2240, 2250, 2255 (Swept Back), 2350 (Low Profile), 2355 (Mid Hi Axle),