| Model Code | Description | |
|---|---|---|
| 01 | 723.100, 723.102, 723.107, 723.108, 723.201, 723.202 | AUTO TRANSMISS.SHIFT LOCK |
| 02 | 723.101, 723.200, 723.311, 723.312 | AUTO TRANSMISS.SHIFT LOCK |
| 03 | 723.107, 723.108, 723.110, 723.204 | CHELSEA P.T.O.; P.T.O. LOW-POSITIONED |
| 04 | 723.107, 723.108, 723.109, 723.110, 723.111, 723.117, 723.118, 723.120, 723.121, 723.124, 723.127, 723.204, 723.206, 723.207, 723.208, 723.209 | CHELSEA P.T.O.; P.T.O. HIGH-POSITIONED |
| 05 | 723.311, 723.312 | CHELSEA P.T.O.; P.T.O. HIGH-POSITIONED |