Ron Torsch Farm Equipment Fits John Deere Disc Harrow Bearing TP-JD856 24B 25B 51 81 484 RW RWA KBA U US Disc bearing, less seals, use in same applications as TP-AK3997B, TP-JD8565 and W208K3, (bearing will either be a Fafnir or Timken brand). Also used on furrowers in planter models: 24B, 25B, 51, 81, 484, 684, 4484, 4493. (DC208). Can also be used on models Harrows: AW, AWS, BW, C, E, FW, FWA, KBA, KBL, KBY, LW, PW, RW, RWA, U, US if used with seal number TP-A14629. We have these in stock and ready to ship. Please look in our store to find other items you might need and save on shipping costs. We can combine shipping charges for most items we sell. Used parts are sold as is unless specified otherwise.