2-1/2" half spool for 9" and 11" spacing on John Deere discs.
637 disc with C spring bearing hanger. 510 and 512 disc rippers. 1710, 1710A mulch tiller. Replaces JD# B34210 and N240970
| Machine | Make | Model |
|---|---|---|
| Disc,Harrow,Ripper,Subsoiler | John Deere | 637,510,512,1710,1710A |