| When introduced in 1990 it was the second rank group under Deore XT. In 92 the new XTR group was introduced, pushing the DX group to third in line within the Shimano MTB line. |
| Components | View Search List |
| Category | Photo | Name | Years | Added |
| Brake Levers |  | Shimano BL-MT63, Deore DX | 1990 - 1993 | 12/28/11 |
| Front Derailleurs |  | Shimano FD-M650, Deore DX | 1990 - 1993 | 05/26/09 |
| Front Derailleurs |  | Shimano FD-M650, Deore DX (Endless Band) | 1990 - 1993 | 02/01/17 |
| Front Derailleurs |  | Shimano FD-M651, Deore DX | 1992 - 1993 | 12/12/09 |
| Headsets |  | Shimano HP-M650, Deore DX | 1990 - 1993 | 12/19/10 |
| Headsets |  | Shimano HP-M651, Deore DX (1 1/8") | 1990 - 1993 | 07/13/11 |
| Hubs |  | Shimano FH-M650 / HB-M650, Deore DX | 1990 - 1993 | 11/13/09 |
| Pedals |  | Shimano PD-M650, Deore DX | 1990 - 1993 | 11/25/11 |
| Rear Derailleurs |  | Shimano RD-M650, Deore DX (SGS) | 1990 - 1993 | 05/26/09 |
| Rear Derailleurs |  | Shimano RD-M650, Deore DX (SS) | 1990 - 1993 | 06/17/20 |
| Shifting Brake Levers |  | Shimano ST-M071, Deore DX | 1990 - 1993 | 12/28/11 |
